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204-4944 PUMP GP-UNIT INJECTOR HYD PART OF 191-0460 PUMP & MTG GP-UNIT INJ HYD ALSO AN ATTACHMENT 3126E


FUEL SYSTEM
PUMP GP-FUEL INJECTION
REGULATOR GP-FUEL PRESSURE
PUMP GP-FUEL INJECTION
FILTER GP-FUEL
ELECTRICAL AND STARTING SYSTEM
ELECTRONICS GP-ENGINE

TRUCK ENGINE 3126E TRUCK ENGINE HEP
 3126E Truck Engine HEP00001-UP SEBP3480 3126E HEP   (2001)

FUEL SYSTEM

PUMP GP-FUEL INJECTION
PUMP GP-UNIT INJECTOR HYD
135-5459 PUMP GP-UNIT INJECTOR HYD
PUMP GP-UNIT INJECTOR HYD
197-3162 PUMP GP-UNIT INJECTOR HYD
PUMP GP-UNIT INJECTOR HYD
204-4944 PUMP GP-UNIT INJECTOR HYD
PUMP GP-UNIT INJECTOR HYD
319-0675 PUMP GP-UNIT INJECTOR HYD
SEAL GP-FUEL INJECTOR
154-8016 SEAL GP-FUEL INJECTOR
 

#SEBP34802420
 

204-4944: PUMP GP-UNIT INJECTOR HYD

204-4944 PUMP GP-UNIT INJECTOR HYD
PART OF 191-0460 PUMP & MTG GP-UNIT INJ HYD
ALSO AN ATTACHMENT
i01515771 SEBP3480
2044944 PUMP GP-UNIT INJECTOR HYD Parts scheme
  For full view, you need register

Parts for your 3126E TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
    (NO SERVICED PARTS)
 

#SEBP34802421
 

319-0675: PUMP GP-UNIT INJECTOR HYD

319-0675 PUMP GP-UNIT INJECTOR HYD
PART OF 191-0460 PUMP & MTG GP-UNIT INJ HYD
ALSO AN ATTACHMENT
i03370686 SEBP3480
3190675 PUMP GP-UNIT INJECTOR HYD Parts scheme
  For full view, you need register

Parts for your 3126E TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 313-4620 M [3] SCREW-PAN HEAD (M5X0.8X25-MM)  
2. 318-6357 Y [1] PUMP GP-FUEL TRANSFER  
3. 179-8128 [1] SEAL-O-RING (FUEL SYSTEM)  
4. 262-0284 [1] RING-RETAINING  
5. 228-5897 M [4] BOLT-TORX (M8X1.25X136.7-MM)  
6. 239-2402 [4] SEAL-O-RING  
7. 1F-7960 [1] WASHER (13.5X32X6-MM THK)  
8. 1N-8062 [1] BEARING AS-NEEDLE  
9. 5C-2890 M [1] NUT (M6X1-THD)  
10. 8C-6711 [1] NUT-RETAINER (1/2-20-THD)  
11. 9X-8267 [1] WASHER (6.6X12X2-MM THK)  
12. 153-7036 [1] SPOOL  
13. 260-5716 [1] SPOOL  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP34802422
 

205-1306: REGULATOR GP-FUEL PRESSURE

205-1306 REGULATOR GP-FUEL PRESSURE
PART OF 217-8924 FILTER GP-FUEL, 191-0468, 191-0481, 191-0503, 205-1309, 213-1643, 226-7913, 228-8470, 231-7577 LINES GP-FUEL, 191-0463, 191-0465, 191-0484, 205-1301, 205-1303, 213-1621 LINES GP-FUEL FILTER
ALSO AN ATTACHMENT
i01582553 SEBP3480
2051306 REGULATOR GP-FUEL PRESSURE Parts scheme
  For full view, you need register

Parts for your 3126E TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 295-1803 [1] ELBOW AS  
1A. 214-7568 [1] SEAL-O-RING  
  196-6838 ELBOW  
2. 232-0343 Y [1] REGULATOR GP-FUEL PRESSURE  
  Y   SEPARATE ILLUSTRATION
 

#SEBP34802423
 

232-0343: REGULATOR GP-FUEL PRESSURE

232-0343 REGULATOR GP-FUEL PRESSURE
PART OF 205-1306 REGULATOR GP-FUEL PRESSURE
ALSO AN ATTACHMENT
i01929354 SEBP3480
2320343 REGULATOR GP-FUEL PRESSURE Parts scheme
  For full view, you need register

Parts for your 3126E TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 214-7568 [1] SEAL-O-RING  
2. 369-6662 [1] REGULATOR AS (FUEL PRESSURE)  
 

#SEBP34802424
 

154-8016: SEAL GP-FUEL INJECTOR

154-8016 SEAL GP-FUEL INJECTOR
PART OF 205-1285 PUMP GP-FUEL INJECTION
i00863324 SEBP3480
1548016 SEAL GP-FUEL INJECTOR Parts scheme
  For full view, you need register

Parts for your 3126E TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 150-4105 [1] RING-BACKUP  
2. 237-3800 [1] SEAL-O-RING  
3. 148-2903 [1] SEAL-O-RING (FUEL SYSTEM)  
4. 149-5240 [1] RING-BACKUP  
5. 109-3207 [1] SEAL-O-RING (FUEL SYSTEM)  
6. 133-3715 [1] RING-BACKUP  
 

#SEBP34802425
 

137-9875: SEPARATOR GP-FUEL FLTR & WATER

137-9875 SEPARATOR GP-FUEL FLTR & WATER
FOR USE WITH @@@@@129-9691@@@@@, @@@@@135-5991@@@@@, @@@@@205-1303@@@@@
CANNOT BE USED WITH @@@@@173-1964@@@@@
AN ATTACHMENT
i00707843 SEBP3480
1379875 SEPARATOR GP-FUEL FLTR & WATER Parts scheme
  For full view, you need register

Parts for your 3126E TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1R-0751 [1] FILTER-FUEL (ADVANCED EFFICIENCY)  
2. 5P-4961 [1] CLAMP-HOSE  
3. [1] SEPARATOR GP-WATER  
4. 163-8702 [1] BRACKET  
5. 3E-4352 [2] WASHER-HARD (8.8X20.5X2.5-MM THK)  
6. 3E-4353 [2] WASHER-HARD (11X25X3-MM THK)  
7. 6D-3479 [1] CLIP  
8. 6V-1820 M [2] BOLT (M10X1.5X30-MM)  
9. 6V-5218 M [5] BOLT (M8X1.25X35-MM)  
10. 6V-8212 M [1] BOLT (M10X1.5X16-MM)  
11. 6V-8337 M [1] BOLT-SOCKET HEAD (M8X1.25X35-MM)  
12. 8T-4121 [1] WASHER-HARD (11X21X2.5-MM THK)  
13. 9M-1974 [4] WASHER-HARD (8.8X16X2-MM THK)  
14. 103-2529 E HOSE (70-CM)  
  E   ORDER BY THE CENTIMETER
  M   METRIC PART
 

#SEBP34802426
 

178-2625: SEPARATOR GP-FUEL FLTR & WATER

178-2625 SEPARATOR GP-FUEL FLTR & WATER
FOR USE WITH @@@@@178-2614@@@@@, @@@@@178-2620@@@@@
AN ATTACHMENT
i01391550 SEBP3480
1782625 SEPARATOR GP-FUEL FLTR & WATER Parts scheme
  For full view, you need register

Parts for your 3126E TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 1R-0751 [1] FILTER-FUEL (ADVANCED EFFICIENCY)  
2. 5P-4961 [1] CLAMP-HOSE  
3. 231-8798 [1] SEPARATOR GP-FUEL HTR & WATER  
4. 178-2624 [1] BRACKET  
5. 5C-7261 M [1] NUT (M8X1.25-THD)  
6. 6D-3479 [1] CLIP  
7. 6V-4248 M [2] BOLT (M10X1.5X25-MM)  
8. 6V-5839 [5] WASHER (11X21X2.5-MM THK)  
9. 6V-5843 M [3] BOLT (M10X1.5X45-MM)  
10. 8T-4224 [1] WASHER-HARD (8.8X16X2-MM THK)  
11. 103-2529 E HOSE (53CM)  
  E   ORDER BY THE CENTIMETER
  M   METRIC PART
 

#SEBP34802427
 

173-3248: CONTROL & MTG GP-ENGINE ELEK

173-3248 CONTROL & MTG GP-ENGINE ELEK
S/N HEP249-UP
PROVIDES MOUNTING HARDWARE FOR HIGH MOUNT ECM
ALSO AN ATTACHMENT
i01132431 SEBP3480
1733248 CONTROL & MTG GP-ENGINE ELEK Parts scheme
  For full view, you need register

Parts for your 3126E TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 206-2701 Y [1] CONTROL GP-ENGINE ELECTRONIC  
2. 5P-8347 M [4] BOLT (M8X1.25X70-MM)  
3. 9N-0869 [4] WASHER-HARD (8.8X25.5X2-MM THK)  
4. 101-3128 [4] SPACER-SPECIAL  
5. 8T-9655 [8] MOUNT-ISOLATION  
6. 9M-1974 [1] WASHER-HARD (8.8X16X2-MM THK)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP34802428
 

173-3249: CONTROL & MTG GP-ENGINE ELEK

173-3249 CONTROL & MTG GP-ENGINE ELEK
PROVIDES MOUNTING HARDWARE FOR ECM WITH 2 STUDS AT THE REAR OF ECM
AN ATTACHMENT
i01134760 SEBP3480
1733249 CONTROL & MTG GP-ENGINE ELEK Parts scheme
  For full view, you need register

Parts for your 3126E TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 192-7897 Y [1] CONTROL GP-ENGINE ELECTRONIC  
2. 5P-8347 M [2] BOLT (M8X1.25X70-MM)  
3. 9N-0869 [4] WASHER-HARD (8.8X25.5X2-MM THK)  
4. 101-3128 [4] SPACER-SPECIAL  
5. 8T-9655 [8] MOUNT-ISOLATION  
6. 9M-1974 [1] WASHER-HARD (8.8X16X2-MM THK)  
7. 143-9392 M [2] STUD (M8X1.25-THD)  
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

#SEBP34802429
 

173-3249: CONTROL & MTG GP-ENGINE ELEK

173-3249 CONTROL & MTG GP-ENGINE ELEK
S/N HEP4760-45891
PROVIDES MOUNTING HARDWARE FOR ECM WITH 2 STUDS AT THE REAR OF ECM
ALSO AN ATTACHMENT
i01773085 SEBP3480
1733249 CONTROL & MTG GP-ENGINE ELEK Parts scheme
  For full view, you need register

Parts for your 3126E TRUCK ENGINE:

CATERPILLAR SIS
Pos. Part No Qty Parts name Comments
1. 206-2701 CY [1] CONTROL GP-ENGINE ELECTRONIC  
2. 5P-8347 M [2] BOLT (M8X1.25X70-MM)  
3. 9N-0869 [4] WASHER-HARD (8.8X25.5X2-MM THK)  
4. 101-3128 [4] SPACER-SPECIAL  
5. 8T-9655 [8] MOUNT-ISOLATION  
6. 9M-1974 [1] WASHER-HARD (8.8X16X2-MM THK)  
7. 143-9392 M [2] STUD (M8X1.25-THD)  
  C   CHANGE FROM PREVIOUS TYPE
  M   METRIC PART
  Y   SEPARATE ILLUSTRATION
 

Information:

Truck Engine News
Improved O-Ring Seals for Fuel Injectors for Longer Seal Life {1254}
2003/11/01
A Wiring Harness Kit is Now Available {1290, 1408}
2004/05/01
Do Not Reuse the Hold Down Bolts for the Fuel Injector {1290}
2009/10/29
Installation Procedure for the Fuel Transfer Kit on the Hydraulic Electronic Unit Injector (HEUI) Pump {1256}
2008/07/01
Do not Use the 1U-6661 Pop Tester Gp to Test Unit Injectors {0782, 1251, 1254, 1290, 1713}
2008/12/01
Diagnostic Publications for the Systems of the Hydraulic Electronic Unit Injector (HEUI) have been Updated {1100, 1126, 1250, 1251, 1261, 1290}
2009/08/01
Procedure to Program Injector Trim Files When Injector Trim Files Are Missing in the ECM of Certain Engines {1290, 1920}
2012/09/17
Cat<SUP>&reg;</SUP> Reman Announces Improved HEUI Fuel Pumps for Certain Truck Engines {1251}
2014/10/23
Special Instruction
Installation of the 262-5465 Check Valve Kit or the 266-4455 Check Valve Kit {1714}
Installation of the 262-5465 Check Valve Kit or the 266-4455 Check Valve Kit {1714}
Determining the Cause of Fuel Dilution of Engine Oil {1101, 1124, 1251, 1280, 1290}
Determining the Cause of Fuel Dilution of Engine Oil {1101, 1124, 1251, 1280, 1290}
Installation Procedure for the Fuel Transfer Kit on the Hydraulic Electronic Unit Injector (HEUI) Pump{1256}
Installation Procedure for the Fuel Transfer Kit on the Hydraulic Electronic Unit Injector (HEUI) Pump{1256}
New Fuel Priming Instructions are Available for Certain 3126B Engines {1258, 1290}
New Fuel Priming Instructions are Available for Certain 3126B Engines {1258, 1290}
Service Letter-NACD
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND IF NECESSARY REPLACING THE HEUI PUMP GROUP ON CERTAIN 3126E TRUCK ENGINES
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND IF NECESSARY REPLACING THE HEUI PUMP GROUP ON CERTAIN 3126E TRUCK ENGINES
PRODUCT IMPROVEMENT PROGRAM FOR INSTALLATION OF A CHECK VALVE KIT ON CERTAIN 3126E ENGINES
PRODUCT IMPROVEMENT PROGRAM FOR INSTALLATION OF A CHECK VALVE KIT ON CERTAIN 3126E ENGINES
Service Letter-Americas
Service Letter-Truck/Ag/Marine
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND IF NECESSARY REPLACING THE HEUI PUMP GROUP ON CERTAIN 3126E TRUCK ENGINES
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND IF NECESSARY REPLACING THE HEUI PUMP GROUP ON CERTAIN 3126E TRUCK ENGINES
PRODUCT IMPROVEMENT PROGRAM FOR INSTALLATION OF A CHECK VALVE KIT ON CERTAIN 3126E ENGINES
PRODUCT IMPROVEMENT PROGRAM FOR INSTALLATION OF A CHECK VALVE KIT ON CERTAIN 3126E ENGINES
Specifications
Unit Injector
3126E Truck Engine
Unit Injector Hydraulic Pump
3126E Truck Engine
Tool Operating Manual
Using the 223-2454 Tool Group on 3114, 3116, and 3126 Engines with Mechanical Unit Injectors (MUI){0374, 0599, 0701, 0706, 1251, 1252, 1254}
Using the 223-2454 Tool Group on 3114, 3116, and 3126 Engines with Mechanical Unit Injectors (MUI){0374, 0599, 0701, 0706, 1251, 1252, 1254}
Information Release Memo
REMANUFACTURED FUEL INJECTORS FOR VARIOUS 3126B AND 3126E ENGINE APPLICATIONS
REMANUFACTURED FUEL INJECTORS FOR VARIOUS 3126B AND 3126E ENGINE APPLICATIONS
REMANUFACTURED FUEL INJECTOR FOR VARIOUS 3126B & 3126E INDUSTRIAL, MACHINE AND ON-HIGHWAY TRUCK APPLICATIONS
REMANUFACTURED FUEL INJECTOR FOR VARIOUS 3126B & 3126E INDUSTRIAL, MACHINE AND ON-HIGHWAY TRUCK APPLICATIONS
REMANUFACTURED FUEL INJECTORS FOR VARIOUS 3126B AND 3126E ENGINE APPLICATIONS
REMANUFACTURED FUEL INJECTORS FOR VARIOUS 3126B AND 3126E ENGINE APPLICATIONS
PRODUCT LINE ADDITION: REMAN FUEL INJECTORS AND NOZZLES FOR CERTAIN 3126, 3208, 3406, 3412, 3508, 3512, 3516, C9, C15, C18, C32 ENGINES
PRODUCT LINE ADDITION: REMAN FUEL INJECTORS AND NOZZLES FOR CERTAIN 3126, 3208, 3406, 3412, 3508, 3512, 3516, C9, C15, C18, C32 ENGINES
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
APPEARANCE CHANGE ON REMAN SHORT BLOCKS
Testing and Adjusting
Electronic Unit Injector - Test
3126E Truck Engines
Troubleshooting
0001-11 Cylinder #1 Injector current fault (72)
3126E On-highway Engine
0002-11 Cylinder #2 Injector current fault (72)
3126E On-highway Engine
0003-11 Cylinder #3 Injector current fault (73)
3126E On-highway Engine
0004-11 Cylinder #4 Injector current fault (73)
3126E On-highway Engine
0005-11 Cylinder #5 Injector current fault (74)
3126E On-highway Engine
0006-11 Cylinder #6 Injector current fault (74)
3126E On-highway Engine
Injector Solenoid Circuit - Test
3126E On-highway Engine
Disassembly and Assembly
Unit Injector - Remove
3126E On-highway Engine
Unit Injector - Install
3126E On-highway Engine
Service Magazine
Do Not Reuse the Hold Down Bolts for the Fuel Injectors On All Products that Contain C9 Through C32 Engines {1290}
2014/08/14
Do not Use the 1U-6661 Pop Tester Gp to Test Unit Injectors {0782, 1251, 1254, 1290, 1713}
2008/12/08

Caterpillar Parts SIS Catalog 3126E :

PUMP GP-UNIT INJECTOR HYD
197-3162 PUMP GP-UNIT INJECTOR HYD
PUMP GP-UNIT INJECTOR HYD
135-5459 PUMP GP-UNIT INJECTOR HYD
PUMP GP-UNIT INJECTION
178-0198 PUMP GP-UNIT INJECTION
PUMP GP-FUEL TRANSFER
318-6357 PUMP GP-FUEL TRANSFER
PUMP GP-FUEL PRIMING
172-6291 PUMP GP-FUEL PRIMING
PUMP GP-FUEL PRIMING
168-8634 PUMP GP-FUEL PRIMING
PUMP GP-FUEL PRIMING
154-9283 PUMP GP-FUEL PRIMING
PUMP GP-FUEL PRIMING
149-7735 PUMP GP-FUEL PRIMING
PUMP GP-UNIT INJECTOR HYD
319-0675 PUMP GP-UNIT INJECTOR HYD
REGULATOR GP-FUEL PRESSURE
205-1306 REGULATOR GP-FUEL PRESSURE
REGULATOR GP-FUEL PRESSURE
232-0343 REGULATOR GP-FUEL PRESSURE
SEAL GP-FUEL INJECTOR
154-8016 SEAL GP-FUEL INJECTOR
SEPARATOR GP-FUEL FLTR & WATER
137-9875 SEPARATOR GP-FUEL FLTR & WATER
SEPARATOR GP-FUEL FLTR & WATER
178-2625 SEPARATOR GP-FUEL FLTR & WATER
CONTROL & MTG GP-ENGINE ELEK
173-3248 CONTROL & MTG GP-ENGINE ELEK
CONTROL & MTG GP-ENGINE ELEK
173-3249 CONTROL & MTG GP-ENGINE ELEK

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The names Cat, Caterpillar, John Deere, Komatsu, Volvo, Hitachi, Doosan, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
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