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189-7591 WIRING GP-SHUTOFF -GROUND LEVEL S/N BNH1-UP CUSTOM PART OF 189-7465 CONTROL GP-PARKING BRAKE 988G


ELECTRICAL AND STARTING SYSTEM
WIRING GP
POWER TRAIN
AXLE GP
TRANSMISSION GP
CONTROL GP-TRANSMISSION HYD

WHEEL LOADER 988G WHEEL LOADER 2TW
 Custom Product Support Literature for the 988G Wheel Loader 2TW00001-UP (MACHINE) SEBC1318 988G 2TW   (1999)

ELECTRICAL AND STARTING SYSTEM

WIRING GP
WIRING GP-SENSOR
114-5194 WIRING GP-SENSOR
WIRING GP-SENSOR
221-9385 WIRING GP-SENSOR
WIRING GP-SHUTOFF
189-7591 WIRING GP-SHUTOFF
WIRING GP-TRANSMISSION
189-7829 WIRING GP-TRANSMISSION
CONTROL GP-XMSN OVERRIDE
189-7828 CONTROL GP-XMSN OVERRIDE
 

#SEBC13180070
 

189-7591: WIRING GP-SHUTOFF

189-7591 WIRING GP-SHUTOFF -GROUND LEVEL
S/N BNH1-UP
CUSTOM
PART OF 189-7465 CONTROL GP-PARKING BRAKE
i01908106 SEBC1318
1897591 WIRING GP-SHUTOFF Parts scheme
  For full view, you need register

Parts for your 988G WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3E-5169 [1] GUARD-SWITCH  
2. [1] PLATE  
3. 124-7649 [1] PLATE-INSTRUCTION (STAIRWAY LIGHT, SHUTDOWN)  
4. 139-2116 [1] SWITCH GP-TOGGLE (SHUTDOWN)  
  3E-3371 [1] WEDGE-RECEPTACLE LOCK (3-PIN)  
  6T-3631 [2] NUT-HEX (15/32-32-THD)  
  6T-3632 [1] LOCKWASHER  
  6T-3633 [1] RING-LOCKING  
  8T-8729 [3] PIN-CONNECTOR (16-GA TO 18-GA)  
  102-8803 [1] KIT-RECEPTACLE (3-PIN)  
    (INCLUDES RECEPTACLE AS & WEDGE)
5. 158-6634 [1] SWITCH GP-TOGGLE (STAIRWAY LIGHT)  
  3E-3377 [1] WEDGE-RECEPTACLE LOCK (4-PIN)  
  6T-3631 [2] NUT-HEX (15/32-32-THD)  
  6T-3632 [1] LOCKWASHER  
  6T-3633 [1] RING-LOCKING  
  8T-8729 [3] PIN-CONNECTOR (16-GA TO 18-GA)  
  9G-3695 [1] PLUG-SEAL  
  102-8804 [1] KIT-RECEPTACLE (4-PIN)  
    (INCLUDES RECEPTACLE AS & WEDGE)
  2Q-3788 F [1] FILM (PARKING BRAKE RELEASE)  
  F   NOT SHOWN
 

#SEBC13180071
 

189-7829: WIRING GP-TRANSMISSION

189-7829 WIRING GP-TRANSMISSION -OVERRIDE CONTROL
S/N BNH1-UP
CUSTOM
PART OF 227-3217 CAB AR
i01905834 SEBC1318
1897829 WIRING GP-TRANSMISSION Parts scheme
  For full view, you need register

Parts for your 988G WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 3E-5169 [2] GUARD-SWITCH  
2. 7K-1181 [3] STRAP-CABLE  
3. 167-1742 [1] FILM-NOTICE (TRANSMISSION CONTROL)  
4. 189-7736 [1] BRACKET AS  
5. 189-7737 [2] PLATE  
6. 189-7739 [1] HARNESS AS-TRANSMISSION (FWD, REV OVERRIDE SWITCHES)  
7. 143-3000 [1] SWITCH AS-TOGGLE (TRANSMISSION OVERRIDE-FORWARD)  
7A. 143-3000 [1] SWITCH AS-TOGGLE (TRANSMISSION OVERRIDE-REVERSE)  
8. 1S-0994 [1] CLIP (LOOP)  
9. 7X-4743 [1] GROMMET  
10. 8T-4189 M [2] BOLT (M8X1.25X20-MM)  
11. 8T-4224 [1] WASHER-HARD (8.8X16X2-MM THK)  
12. 9P-0719 [1] GROMMET  
13. 8T-4138 M [2] BOLT (M6X1X20-MM)  
14. 9X-8256 [2] WASHER (6.6X12X2-MM THK)  
15. 9N-0869 [1] WASHER-HARD (8.8X25.5X2-MM THK)  
  M   METRIC PART
 

#SEBC13180072
 

2Q-8518: AXLE AR-FIXED & OSCILLATING

2Q-8518 AXLE AR-FIXED & OSCILLATING -EXTREME TEMPERATURE
S/N BNH1-UP; 2TW1-UP
CUSTOM
i01982429 SEBC1318
  For full view, you need register

Parts for your 988G WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  189-7781 Y [1] AXLE GP-FIXED (FRONT, HIGH TEMPERATURE)  
  189-7783 Y [1] AXLE GP-OSCILLATING (REAR, HIGH TEMPERATURE)  
   
    *****STANDARD REMOVAL*****
  137-8832 J [1] AXLE AR-OSCILLATING  
  137-8833 J [1] AXLE AR-FIXED (FRONT)  
  J   PART OF STANDARD POWER TRAIN AR
  Y   SEPARATE ILLUSTRATION
 

#SEBC13180073
 

137-8862: AXLE GP-FIXED

137-8862 AXLE GP-FIXED -FRONT
S/N BNH1-UP; 2TW1-UP
PART OF 189-7781 AXLE GP-FIXED
i00957138 SEBC1318
1378862 AXLE GP-FIXED Parts scheme
  For full view, you need register

Parts for your 988G WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 137-8836 [2] SHAFT-AXLE  
2. 200-0820 [1] HOUSING AS  
  6M-1622 [2] DOWEL  
3. 164-4180 [2] PLUG AS  
    (EACH INCLUDES)
  9S-4181 [1] PLUG (1-5/16-12-THD)  
  7M-8485 [1] SEAL-O-RING  
4. 165-4929 [1] PLUG AS-MAGNETIC  
  5P-4484 [1] PLUG-MAGNETIC  
  7M-8485 [1] SEAL-O-RING  
5. 1T-0479 [2] RING-RETAINING  
6. 173-9684 M [50] BOLT (M24X3X100-MM)  
7. 5P-6604 [50] WASHER-HARD (25.4X40X5-MM THK)  
  M   METRIC PART
 

#SEBC13180074
 

189-7781: AXLE GP-FIXED

189-7781 AXLE GP-FIXED -FRONT, HIGH TEMPERATURE
S/N BNH1-UP; 2TW1-UP
CUSTOM
PART OF 2Q-8518 AXLE AR-FIXED & OSCILLATING
i01982452 SEBC1318
  For full view, you need register

Parts for your 988G WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  137-8862 Y [1] AXLE GP-FIXED (FRONT)  
  161-9275 Y [2] BRAKE GP-SERVICE  
  137-8851 Y [1] DIFFERENTIAL & BEVEL GEAR GP  
  125-1358 Y [1] LINES GP-SERVICE BRAKE (AXLE, FRONT)  
  189-7782 Y [2] WHEEL & FINAL DRIVE GP  
  Y   SEPARATE ILLUSTRATION
 

#SEBC13180075
 

137-8834: AXLE GP-OSCILLATING

137-8834 AXLE GP-OSCILLATING -REAR
S/N BNH1-UP; 2TW1-UP
PART OF 189-7783 AXLE GP-OSCILLATING
i00934196 SEBC1318
1378834 AXLE GP-OSCILLATING Parts scheme
  For full view, you need register

Parts for your 988G WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 222-1549 [1] HOUSING-AXLE  
2. 9M-6097 [3] SEAL-O-RING  
3. 220-6043 [2] BUSHING  
4. 331-6210 [1] SUPPORT-TRUNNION  
5. 2D-6533 [1] SEAL-O-RING  
6. 5S-0085 [2] BEARING-THRUST  
7. 164-4175 [1] PLATE-THRUST  
8. 164-4156 [1] COVER  
9. 137-8836 [2] SHAFT-AXLE  
10. 1K-6853 [2] FITTING-PRESSURE RELIEF  
11. 5P-6604 [50] WASHER-HARD (25.4X40X5-MM THK)  
12. 164-4180 [2] PLUG AS  
    (EACH INCLUDES)
  9S-4181 [1] PLUG (1-5/16-12-THD)  
  7M-8485 [1] SEAL-O-RING  
14. 165-4929 [1] PLUG AS-MAGNETIC  
  5P-4484 [1] PLUG-MAGNETIC  
  7M-8485 [1] SEAL-O-RING  
15. 173-9684 M [50] BOLT (M24X3X100-MM)  
16. 6M-1622 [4] DOWEL  
17. 1T-0479 [2] RING-RETAINING  
18. 119-4258 [1] RETAINER-BEARING  
19. 209-6694 [1] TRUNNION  
20. 160-8510 M [54] BOLT-SELF-LOCKING (M20X2.5X60-MM)  
21. 8T-3282 [54] WASHER-HARD (22X35X3.5-MM THK)  
22. 331-6206 [1] SUPPORT-TRUNNION  
23. 8T-0441 M [12] BOLT (M10X1.5X45-MM)  
24. 8T-4121 [12] WASHER-HARD (11X21X2.5-MM THK)  
   
  1U-8846 BF SEALANT-GASKET  
  B   USE AS REQUIRED
  F   NOT SHOWN
  M   METRIC PART
 

#SEBC13180076
 

189-7783: AXLE GP-OSCILLATING

189-7783 AXLE GP-OSCILLATING -REAR, HIGH TEMPERATURE
S/N BNH1-UP; 2TW1-UP
CUSTOM
PART OF 2Q-8518 AXLE AR-FIXED & OSCILLATING
i01982453 SEBC1318
  For full view, you need register

Parts for your 988G WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
  137-8834 Y [1] AXLE GP-OSCILLATING (REAR)  
  161-9275 Y [2] BRAKE GP-SERVICE  
  137-8851 Y [1] DIFFERENTIAL & BEVEL GEAR GP  
  125-1355 Y [1] LINES GP-SERVICE BRAKE (AXLE, REAR)  
  189-7782 Y [2] WHEEL & FINAL DRIVE GP  
  Y   SEPARATE ILLUSTRATION
 

#SEBC13180077
 

133-8114: CASE & PARTS GP-PLANETARY

133-8114 CASE & PARTS GP-PLANETARY
S/N SDR1-UP; CGS1-UP
PART OF 187-8133, 209-9259 TRANSMISSION AR
i01320493 SEBC1318
1338114 CASE & PARTS GP-PLANETARY Parts scheme
  For full view, you need register

Parts for your 988G WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 8E-9086 [1] GASKET  
2. 7B-1597 [1] CLIP  
3. 6T-6791 [1] TUBE AS  
4. 8E-9080 [1] CASE AS-TRANSMISSION  
  1A-2223 [2] DOWEL  
6. 0S-1587 [2] BOLT (1/2-13X1.75-IN)  
7. 5M-2894 [4] WASHER-HARD (10.2X18.5X2.5-MM THK)  
8. 193-0635 [1] COVER AS  
9. 5P-8245 [2] WASHER-HARD (13.5X25.5X3-MM THK)  
10. 0L-1351 [20] BOLT (3/8-16X0.875-IN)  
11. 135-6792 [1] MANIFOLD  
12. 8M-4992 [2] SEAL-O-RING  
13. 5P-2587 [1] SEAL-O-RING  
14. 164-6877 [1] ELBOW AS  
  3J-1907 [1] SEAL-O-RING  
  030-7947 [1] ELBOW  
15. 9S-4183 [2] PLUG (1-1/16-12-THD)  
16. 3D-2824 [2] SEAL-O-RING  
17. 0T-0065 [3] BOLT (3/8-16X3.5-IN)  
18. 0T-0102 [1] BOLT (3/8-16X0.625-IN)  
19. 165-4930 [1] TEE AS  
  3J-1907 [1] SEAL-O-RING  
  6M-6853 [1] TEE-O-RING  
20. 6K-9194 [1] ELBOW-FLARED  
 

#SEBC13180078
 

165-3621: CONTROL GP-TRANSMISSION HYD

165-3621 CONTROL GP-TRANSMISSION HYD
S/N CGS557-UP
PART OF 187-8133 TRANSMISSION AR
i01225361 SEBC1318
1653621 CONTROL GP-TRANSMISSION HYD Parts scheme
  For full view, you need register

Parts for your 988G WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 134-5053 Y [1] VALVE GP-RELIEF (TRANSMISSION HYDRAULIC CONTROL)  
2. 179-9445 [1] HARNESS AS-TRANSMISSION (CONTROL)  
  6J-2419 [1] SEAL-O-RING  
  8T-6342 BE TUBE-HEAT SHRINK (3.2-MM DIA)  
3. 1A-2029 [2] BOLT (3/8-16X1.125-IN)  
4. 132-5789 [4] CLIP (LADDER)  
5. 6Y-7125 [2] SLEEVE  
6. 8M-4432 [4] SEAL-O-RING  
7. 3S-2093 [4] STRAP-CABLE  
8. 160-8408 Y [6] VALVE GP-MODULATING (TRANSMISSION CLUTCH)  
9. 5M-2894 [4] WASHER-HARD (10.2X18.5X2.5-MM THK)  
10. 0S-1619 [4] BOLT (3/8-16X3-IN)  
11. 9M-1974 [12] WASHER-HARD (8.8X16X2-MM THK)  
12. 1D-4540 [12] BOLT (5/16-18X2.75-IN)  
13. 104-6729 [1] RETAINER  
14. 104-6730 [1] GASKET  
  B   USE AS REQUIRED
  E   ORDER BY THE CENTIMETER
  Y   SEPARATE ILLUSTRATION
 

#SEBC13180079
 

165-3621: CONTROL GP-TRANSMISSION HYD

165-3621 CONTROL GP-TRANSMISSION HYD
S/N CGS1-UP
PART OF 187-8133 TRANSMISSION AR
i01795241 SEBC1318
1653621 CONTROL GP-TRANSMISSION HYD Parts scheme
  For full view, you need register

Parts for your 988G WHEEL LOADER:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 134-5053 Y [1] VALVE GP-RELIEF (TRANSMISSION HYDRAULIC CONTROL)  
2. 179-9445 [1] HARNESS AS-TRANSMISSION (CONTROL)  
  6J-2419 [1] SEAL-O-RING  
  8T-6342 BE TUBE-HEAT SHRINK (3.2-MM DIA)  
3. 1A-2029 [2] BOLT (3/8-16X1.125-IN)  
4. 132-5789 [4] CLIP (LADDER)  
5. 6Y-7125 [2] SLEEVE  
6. 8M-4432 [4] SEAL-O-RING  
7. 3S-2093 [4] STRAP-CABLE  
8. 216-5338 CY [6] VALVE GP-MODULATING (24-VOLT)(TRANSMISSION CLUTCH)  
9. 5M-2894 [4] WASHER-HARD (10.2X18.5X2.5-MM THK)  
10. 0S-1619 [4] BOLT (3/8-16X3-IN)  
11. 9M-1974 [12] WASHER-HARD (8.8X16X2-MM THK)  
12. 1D-4540 [12] BOLT (5/16-18X2.75-IN)  
13. 104-6729 [1] RETAINER  
14. 104-6730 [1] GASKET  
  B   USE AS REQUIRED
  C   CHANGE FROM PREVIOUS TYPE
  E   ORDER BY THE CENTIMETER
  Y   SEPARATE ILLUSTRATION
 

Information:

Engine News
Correction to The Pocket Guide, SEBD0402 Is Available as a Reference for Routing and Installing Wire Harness Assemblies {1408}
2000/07/01
270-5051 Repair Kit (Electrical Connectors) Available for Repairs to Wiring Harnesses with Ampseal 16 and A4E 2 Connectors {0709, 1408}
2006/03/20
Bulk Wiring Harnesses Are Available for Use with Caterpillar Products {1408}
2010/05/13
Operation and Maintenance Manual
Battery or Battery Cable - Inspect/Replace
988G Wheel Loader
Engine Shutdown Control
988G Wheel Loader
Fuses - Replace
988G Wheel Loader
Circuit Breakers - Reset
988G Wheel Loader
Engine Starting with Auxiliary Start Receptacle
988G Wheel Loader
Engine Start Switch
988G Wheel Loader
Battery Disconnect Switch
988G Wheel Loader
Special Instruction
Cross-Reference for Electrical Connectors {7553}
Cross-Reference for Electrical Connectors {7553}
Circuit Breaker Harness Assembly {1420}
Circuit Breaker Harness Assembly {1420}
Installation Procedure for 257-4183 Injector Wiring Harness Kit {1408}
Installation Procedure for 257-4183 Injector Wiring Harness Kit {1408}
Installation of Regeneration Circuit for Tilt Cylinder for Machine with 4.25 Meter Boom{1408, 5057, 5104, 512R}
Installation of Regeneration Circuit for Tilt Cylinder for Machine with 4.25 Meter Boom{1408, 5057, 5104, 512R}
Removal and Installation of the 126-1774 Endbell Cover {7553}
Removal and Installation of the 126-1774 Endbell Cover {7553}
Procedure for the Retrofit Conversion of Sealed Electronics Bay{1408, 5201, 7276}
Procedure for the Retrofit Conversion of Sealed Electronics Bay{1408, 5201, 7276}
Ampseal 16 Connector Peripheral Seal Servicing{7553}
Ampseal 16 Connector Peripheral Seal Servicing{7553}
Service Of Machined Terminals And Service of Stamped and Formed Terminals{7553}
Service Of Machined Terminals And Service of Stamped and Formed Terminals{7553}
Installation and Operation of the Exhaust Monitor Used in All Diesel Particulate Filter (DPF) Retrofit Emissions Applications{1091, 1408, 7490, 7498}
Installation and Operation of the Exhaust Monitor Used in All Diesel Particulate Filter (DPF) Retrofit Emissions Applications{1091, 1408, 7490, 7498}
Installation of Regeneration Circuit for Tilt Cylinder for Machine with 3.6 Meter Boom{1408, 5057, 5104, 512R}
Installation of Regeneration Circuit for Tilt Cylinder for Machine with 3.6 Meter Boom{1408, 5057, 5104, 512R}
Installation of Regeneration Circuit for 988G and 988H Wheel Loader Machines{1408, 5057, 5104, 512R}
Installation of Regeneration Circuit for 988G and 988H Wheel Loader Machines{1408, 5057, 5104, 512R}
Guidelines for Routing and Installing Wire Harness Assemblies {1408, 7553}
Guidelines for Routing and Installing Wire Harness Assemblies {1408, 7553}
Selecting Correct Part Numbers For Sensors and Adapter Harnesses for Certain Machines and Engines{1408, 1439}
Selecting Correct Part Numbers For Sensors and Adapter Harnesses for Certain Machines and Engines{1408, 1439}
Installation of CAESultra for Landfill Compactors, Motor Graders, Wheel Dozers, and Wheel Loaders{1408, 7009, 7010, 7338, 733T, 7490, 7604}
Installation of CAESultra for Landfill Compactors, Motor Graders, Wheel Dozers, and Wheel Loaders{1408, 7009, 7010, 7338, 733T, 7490, 7604}
Repair Procedure for Damaged Harness Wiring {1408}
Repair Procedure for Damaged Harness Wiring {1408}
Procedure to Improve the Routing of the Starting Motor and Alternator Wires{1403, 1405, 1408, 1453}
Procedure to Improve the Routing of the Starting Motor and Alternator Wires{1403, 1405, 1408, 1453}
Installation Procedure for Product Link PL421 Retrofit{7606}
Installation Procedure for Product Link PL421 Retrofit{7606}
Installation of Seat Belt Reminder Systems {1408, 1901, 1902, 7327, 7602, 7606, 7610, 7620}
Installation of Seat Belt Reminder Systems {1408, 1901, 1902, 7327, 7602, 7606, 7610, 7620}
Installation Procedure for the 192-7805 Seat Compressor Harness{1408, 7312, 7324}
Installation Procedure for the 192-7805 Seat Compressor Harness{1408, 7312, 7324}
DRCP Connector Repair Service Instruction {1408, 7553}
DRCP Connector Repair Service Instruction {1408, 7553}
Technical Information Bulletin
The 108-0358 Electronic Flasher Assembly Is Not A Drop-in Replacement For The 8D-6946 Flasher
The 108-0358 Electronic Flasher Assembly Is Not A Drop-in Replacement For The 8D-6946 Flasher
Power Train Oil Filter Bypass Alarm Activates at a Lower Pressure than Intended
Power Train Oil Filter Bypass Alarm Activates at a Lower Pressure than Intended
Error Codes for the Transmission Output Speed Sensors May Be Logged{3030, 3175, 7610, 7620}
Error Codes for the Transmission Output Speed Sensors May Be Logged{3030, 3175, 7610, 7620}
Wrong Resistor May be Installed into <NOBR>176-9668</NOBR> Instrument Console Gp on Certain Excavators and Wheel Loaders {1408, 1437, 6129}
Wrong Resistor May be Installed into 176-9668 Instrument Console Gp on Certain Excavators and Wheel Loaders {1408, 1437, 6129}
Specifications
Speed Sensor (Torque Converter Output)
988G Wheel Loader Power Train
Temperature Sensor (Hydraulic Oil)
988G Wheel Loader Electrohydraulic System
Electrical Ground Stud
3406E and 3456 Engines for Caterpillar Built Machines
Temperature Sensor (Axle Oil)
988G Wheel Loader Power Train
Temperature Sensor (Torque Converter Oil)
988G Wheel Loader Power Train
Bypass Switch (Power Train Oil Filter)
988G Wheel Loader Power Train
Pressure Switch (Brake Accumulator Charge)
988G Wheel Loader Braking System
Temperature Sensor (Transmission Oil)
988G Wheel Loader Power Train
Pressure Sensor (Implement Pump Oil)
988G Wheel Loader Electrohydraulic System
Tool Operating Manual
Using the 362-3555 Connector Repair Kit to Service Harnesses with Ampseal 16 Connectors{0685, 1408}
Using the 362-3555 Connector Repair Kit to Service Harnesses with Ampseal 16 Connectors{0685, 1408}
Using the U5MK1110 Ampseal Connector Kit for Wiring Harness Repairs on Perkins Engines{7553}
Using the U5MK1110 Ampseal Connector Kit for Wiring Harness Repairs on Perkins Engines{7553}
Using the U5MK1110 Ampseal Connector Kit for Wiring Harness Repairs on Perkins Engines{0374, 0599, 0701, 0709}
Using the U5MK1110 Ampseal Connector Kit for Wiring Harness Repairs on Perkins Engines{0374, 0599, 0701, 0709}
Using the 453-3204 Pressure and Temperature Test Group{0374, 0599, 0706, 0708, 0709, 0731, 0732, 0738, 1408, 1439}
Using the 453-3204 Pressure and Temperature Test Group{0374, 0599, 0706, 0708, 0709, 0731, 0732, 0738, 1408, 1439}
Systems Operation
Senders
Caterpillar Monitoring System
Switches
Caterpillar Monitoring System
Sensors
Caterpillar Monitoring System
Action Lamp
Caterpillar Monitoring System
Action Alarm
Caterpillar Monitoring System
Sensors
988G Wheel Loader Power Train
Switches
988G Wheel Loader Power Train
Sensors
Payload Control System (PCS) 2.X
Pressure Switch (Refrigerant)
Air Conditioning and Heating R134a for All Caterpillar Machines
Reuse And Salvage Guidelines
Guideline for Visual Inspection and Repair of Foam Wiring Harness {0649, 1408, 1408, 1408, 1408}
Guideline for Visual Inspection and Repair of Foam Wiring Harness {0649, 1408, 1408, 1408, 1408}
Custom Service Information
Replacement of the 124-4672 Pressure Sensor for the Payload Control System {1439, 7494}
Replacement of the 124-4672 Pressure Sensor for the Payload Control System {1439, 7494}
Testing and Adjusting
Speed Sensor - Adjust
988G Wheel Loader Power Train
Limit Switch (STIC Lockout Control) - Adjust
988G Wheel Loader Power Train
Electric Starting System - Test
3406E and 3456 Engines for Caterpillar Built Machines
Electrical Connector - Inspect
Caterpillar Monitoring System
System Schematic
988G Wheel Loader Electrohydraulic System
System Schematic
988G Wheel Loader Power Train
Wiring Harness (Open Circuit) - Test
988G Wheel Loader Electrohydraulic System
Wiring Harness (Short Circuit) - Test
Payload Control System (PCS) 2.X
Wiring Harness (Open Circuit) - Test
Product Link 151/201
Electrical Connector - Inspect
Payload Control System (PCS) 2.X
Wiring Harness (Open Circuit) - Test
988G Wheel Loader Power Train
Wiring Harness (Short Circuit) - Test
Caterpillar Monitoring System
Wiring Harness (Short Circuit) - Test
Product Link - PL102C
Wiring Harness (Open Circuit) - Test
Product Link - PL102C
Electrical Connector - Inspect
Product Link - PL102C
Payload Electronic Control Module - Replace
Payload Control System (PCS) 2.X
Position Sensor (Lift Linkage) - Adjust
Payload Control System (PCS) 2.X
Battery (Internal Backup) - Replace
Payload Control System (PCS) 2.X
Glossary of Electrical Terms
Payload Control System (PCS) 2.X
System Schematic
Payload Control System (PCS) 2.X
Electrical Connector - Inspect
Product Link - PL522/523
Wiring Harness (Open Circuit) - Test
Product Link - PL522/523
Wiring Harness (Short Circuit) - Test
Product Link - PL522/523
Electrical Connector - Inspect
Cat® Detect Object Detection System
Wiring Harness (Open Circuit) - Test
Cat® Detect Object Detection System
Wiring Harness (Short Circuit) - Test
Cat® Detect Object Detection System
Electrical Connector - Inspect
Product Link 121S/300
Wiring Harness (Open Circuit) - Test
Product Link 121S/300
Wiring Harness (Short Circuit) - Test
Product Link 121S/300
Troubleshooting
CID 0100 FMI 04 Engine Oil Pressure short to ground
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0100 FMI 03 Engine Oil Pressure open/short to +batt
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
Electrical Connectors - Inspect
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0110 FMI 03 Engine Coolant Temperature open/short to +batt
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0110 FMI 04 Engine Coolant Temperature short to ground
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0172 FMI 03 Intake Manifold Air Temp open/short to +batt
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0172 FMI 04 Intake Manifold Air Temp short to ground
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0174 FMI 03 Fuel Temperature open/short to +batt
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0168 FMI 02 System Voltage intermittent/erratic
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0168 FMI 01 System Voltage Low
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0168 FMI 00 System Voltage High
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0174 FMI 04 Fuel Temperature short to ground
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0190 FMI 02 Loss of Engine Speed Signal
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0262 FMI 03 5 Volt Sensor DC Power Supply short to +batt
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0263 FMI 03 Digital Sensor Supply short to +batt
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0262 FMI 04 5 Volt Sensor DC Power Supply short to ground
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0263 FMI 04 Digital Sensor Supply short to ground
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0273 FMI 03 Turbo Outlet Pressure open/short to +batt
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0274 FMI 03 Atmospheric Pressure open/short to +batt
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0545 FMI 05 Ether Start Relay open/short to +batt
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0273 FMI 04 Turbo Outlet Pressure short to ground
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0273 FMI 00 Turbo Outlet Pressure above normal
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0273 FMI 13 Turbo Outlet Pressure calibration required
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0545 FMI 06 Ether Start Relay short to ground
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0274 FMI 04 Atmospheric Pressure short to ground
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
Connector Locations
988G Wheel Loader Electrohydraulic System
MID 082 - CID 0650 - FMI 12
988G Wheel Loader Electrohydraulic System
MID 082 - CID 0650 - FMI 09
988G Wheel Loader Electrohydraulic System
Connector Locations
988G Wheel Loader Power Train
MID 081 - CID 0041 - FMI 03
988G Wheel Loader Power Train
MID 081 - CID 0041 - FMI 04
988G Wheel Loader Power Train
MID 081 - CID 0177 - FMI 03
988G Wheel Loader Power Train
MID 081 - CID 0177 - FMI 04
988G Wheel Loader Power Train
MID 081 - CID 0444 - FMI 03
988G Wheel Loader Power Train
MID 081 - CID 0444 - FMI 05
988G Wheel Loader Power Train
MID 081 - CID 0444 - FMI 06
988G Wheel Loader Power Train
MID 081 - CID 0650 - FMI 09
988G Wheel Loader Power Train
MID 081 - CID 0650 - FMI 12
988G Wheel Loader Power Train
MID 081 - CID 0672 - FMI 00
988G Wheel Loader Power Train
MID 081 - CID 0672 - FMI 01
988G Wheel Loader Power Train
MID 082 - CID 0650 - FMI 11
988G Wheel Loader Electrohydraulic System
MID 082 - CID 0864 - FMI 08
988G Wheel Loader Electrohydraulic System
MID 082 - CID 0864 - FMI 11
988G Wheel Loader Electrohydraulic System
CID 0548 FMI 06 Throttle Lock Lamp short
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0548 FMI 05 Throttle Lock Lamp open circuit
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0650 FMI 12 Harness Code invalid
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
Engine Shutdown Switch Circuit - Test
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
MID 030 - CID 0324 - FMI 03
Caterpillar Monitoring System
MID 030 - CID 0324 - FMI 05
Caterpillar Monitoring System
MID 030 - CID 0324 - FMI 06
Caterpillar Monitoring System
Compression Brake Solenoid Circuit - Test
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0791 FMI 05 Compression Brake Low/High Solenoid current low
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0791 FMI 06 Compression Brake Low/High Solenoid current high
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0792 FMI 05 Compression Brake Medium/High Solenoid current low
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0792 FMI 06 Compression Brake Medium/High Solenoid current high
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CAT Data Link Circuit - Test
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
Coolant Flow Switch Circuit - Test
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
Digital Sensor Supply Circuit - Test
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
Electrical Power Supply Circuit - Test
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
Engine Sensor Open/Short Circuit - Test
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
Electrical Component and Connector Locations
Caterpillar Monitoring System
Throttle Lock Lamp Circuit - Test
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
Switch Circuits
Caterpillar Monitoring System
CID 0190 FMI 08 Engine Speed signal abnormal
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0342 FMI 08 Secondary Engine Speed signal abnormal
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
Throttle Position Sensor Circuit - Test
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
Engine Speed/Timing Sensor Circuit - Test
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0267 FMI 02 Incorrect Engine Shutdown Switch inputs
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
ATA (SAE J1587 / J1708) Data Link Circuit - Test
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
Service Brake Pedal Switch Circuit - Test
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
Analog Sensor Supply Circuit - Test
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
CID 0342 FMI 02 Loss of Secondary Engine Speed signal
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
MID 122 - CID 0269 - FMI 03
Product Link 151/201
MID 122 - CID 0269 - FMI 04
Product Link 151/201
Engine Wiring Information
3456 Engine, 836G Landfill Compactor, 834G Wheel Dozer and 988G Wheel Loader
Electrical Component and Connector Locations
Payload Control System (PCS) 2.X
MID 074 - CID 0364 - FMI 01
Payload Control System (PCS) 2.X
MID 074 - CID 0364 - FMI 02
Payload Control System (PCS) 2.X
MID 074 - CID 0364 - FMI 08
Payload Control System (PCS) 2.X
MID 074 - CID 0769 - FMI 01
Payload Control System (PCS) 2.X
MID 074 - CID 0769 - FMI 02
Payload Control System (PCS) 2.X
MID 074 - CID 0769 - FMI 08
Payload Control System (PCS) 2.X
MID 122 - CID 0269 - FMI 03
Product Link 121S/300
MID 122 - CID 0269 - FMI 04
Product Link 121S/300
Service Magazine
Caterpillar Service Technology Group (CSTG) Software Help Desk Changes {1920}
1999/08/17
Special Instruction, REHS0440 is Available for an Index of Electrical System Schematics {7566}
2000/04/10
Correction to the Procedure for Position Sensor (Lift Linkage) - Adjust {5736, 7494}
2000/06/12
Correction to The Pocket Guide, SEBD0402, Is Available as a Reference for Routing and Installing Wire Harness Assemblies {1408}
2000/06/26
Dielectric Grease Should Not Be Used in Electrical Connectors {1408, 7553}
2012/05/04
A New Location of the Pressure Sensor for the Implement Pump Improves Reliability {5070, 5084}
2001/11/12
The Main Power Relay Has Improved Sealing {1423}
2009/05/18
Improved Operation of the Power Train Oil Filter Bypass Indicator {1408, 1435}
2003/03/17
Improved Pressure Switch Now Used {1435}
2003/07/28
A New Bracket Is Used for the Pump Pressure Sensor {5057, 5070, 5084}
2004/05/24
Improved Drain for Electronics Bay {1408, 5201, 7276}
2006/07/24
Service of the Machined Terminals and the Stamped and Formed Terminals {7553}
2006/11/13
An Improved Wiring Harness Is Now Used {1408}
2010/05/10
Updated Instruction For The Bypass Harness {0785, 1408}
2008/03/17
An Improved Backup Alarm is Now Available {7406}
2009/01/26
A Tilt Regeneration Kit Is Now Available for the 988G and 988H Machines {1408, 5057, 5104, 512R}
2009/05/04
Improvements to the Fuel Sender Group {1273, 1408, 6201, 7481, 7857}
2011/03/22
Bulk Wiring Harnesses Are Available for Use with Caterpillar Products {1408}
2010/05/12
Improved Battery Cable Clips Now Used {1402, 1408}
2010/11/11
A Procedure to Improve the Routing of the Starting Motor and Alternator Wires is now Available. {1403, 1405, 1408, 1453}
2012/03/01
Striped Wire Is Replaced With Improved Ink Jet Identification for Legacy (Parts Service) Wire harnesses {1408}
2012/06/08
Use Conductive Fasteners for Electrical Grounding on All Cat Products {7553, 7556}
2012/05/08
Information On Battery Cables and Wire Assemblies for Assembling at Dealer Site {4459}
2012/09/21
New Cab Harness As for Cat<SUP>&reg;</SUP> Object Detection System Is Now Used on Certain Wheel Loaders {1408, 7605}
2013/03/07
An Improved Routing Process is Now Available When Replacing 192-7805 Harness As in TLV1 Seat Suspensions on Certain Machines {1408, 7312, 7324}
2013/11/12
Parts are Now Available to Make Jump Start Receptacle on Cat<SUP>&reg;</SUP> Product {1463}
2014/03/04
Comprehensive List of Electrical Repair and Troubleshooting Information Is Now Available for All CAT Machines {0374, 0709, 1400, 1408, 7490, 7553, 7610}
Comprehensive List of Electrical Repair and Troubleshooting Information Is Now Available for All CAT Machines {0374, 0709, 1400, 1408, 7490, 7553, 7610}

Caterpillar Parts SIS Catalog 988G :

WIRING GP-SENSOR
221-9385 WIRING GP-SENSOR
WIRING GP-SENSOR
114-5194 WIRING GP-SENSOR
WIRING GP-REAR
175-6712 WIRING GP-REAR
WIRING GP-ELECTRONICS BAY
227-2029 WIRING GP-ELECTRONICS BAY
WIRING GP-ELECTRONICS BAY
219-5062 WIRING GP-ELECTRONICS BAY
WIRING GP-ELECTRONICS BAY
203-1603 WIRING GP-ELECTRONICS BAY
WIRING GP-ELECTRONICS BAY
189-7827 WIRING GP-ELECTRONICS BAY
WIRING GP-CAB
210-1649 WIRING GP-CAB
WIRING GP-TRANSMISSION
189-7829 WIRING GP-TRANSMISSION
2Q-8518 AXLE AR-FIXED & OSCILLATING
AXLE GP-FIXED
137-8862 AXLE GP-FIXED
189-7781 AXLE GP-FIXED
AXLE GP-OSCILLATING
137-8834 AXLE GP-OSCILLATING
189-7783 AXLE GP-OSCILLATING
CASE & PARTS GP-PLANETARY
133-8114 CASE & PARTS GP-PLANETARY
CONTROL GP-TRANSMISSION HYD
165-3621 CONTROL GP-TRANSMISSION HYD

Truck sale:

Caterpillar 988G
 
Caterpillar 988G
- Wheel Loaders
FINANZAUTO S.A.
 
69,000 
Caterpillar 988G, Wheel Loaders, Construction
- Wheel Loaders
FABICK CAT
Caterpillar 988G/H HIGH LIFT CYLINDER AND BUCKET, bucket, Construction
 
Caterpillar 988G/H HIGH LIFT CYLINDER AND BUCKET, bucket, Construction
- bucket
WILLIAM ADAMS PTY. LTD.
Caterpillar 988G/H, bucket, Construction
 
Caterpillar 988G/H, bucket, Construction
- bucket
WILLIAM ADAMS PTY. LTD.
Caterpillar 988G, Wheel Loaders, Construction
72,000 
Caterpillar 988G, Wheel Loaders, Construction
- Wheel Loaders
MACALLISTER MACHINERY CO., INC
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