283-2761 WIRING GP-COMMUNICATION -GLOBAL POSITIONING SYSTEM S/N KBE1-UP; DBH1-UP AN ATTACHMENT 325D EXCAVATOR

ELECTRICAL AND STARTING SYSTEM

WIRING GP

0. 283-2761 WIRING GP-
1. 231-1836 WIRING GP-
2. 251-0433 WIRING GP-
3. 251-0435 WIRING GP-
4. 251-0485 WIRING GP-
5. 198-2714 WIRING GP-
6. 330-6022 WIRING GP-
7. 251-0448 WIRING GP-
8. 259-4965 WIRING GP-
9. 259-5053 WIRING GP-
0. INFORMATION

EXCAVATOR 325D EXCAVATOR DBH
325D & 325D L Excavators DBH00001-UP (MACHINE) POWERED BY C7 Engine SEBP4870 325D DBH (2006)

ELECTRICAL AND STARTING SYSTEM

WIRING GP

259-5118 WIRING GP-CAB

251-0530 WIRING GP-COMBINED FLOW

283-2761 WIRING GP-COMMUNICATION

231-1836 WIRING GP-CONSOLE

251-0433 WIRING GP-CONSOLE

251-0435 WIRING GP-CONSOLE

#SEBP48700280

283-2761: WIRING GP-COMMUNICATION

WIRING GP-COMMUNICATION

283-2761 WIRING GP-COMMUNICATION -GLOBAL POSITIONING SYSTEM
S/N KBE1-UP; DBH1-UP
AN ATTACHMENT

i02536642 SEBP4870

2832761 WIRING GP-COMMUNICATION Parts scheme

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Parts for your 325D EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	3S-2093	[3]	STRAP-CABLE
2.	4I-7889	[1]	SPACER (11X25X45-MM THK)
3.	7K-1181	[10]	STRAP-CABLE
4.	116-0118	[2]	CLIP
5.	149-5050	[1]	RELAY (24-VOLT)(START CONTROL)
6.	283-2762	[1]	HARNESS AS-CONTROL
7.	5C-2890 M	[1]	NUT (M6X1-THD)
8.	8T-5005 M	[1]	BOLT (M10X1.5X70-MM)
9.	9X-8256	[1]	WASHER (6.6X12X2-MM THK)
	M		METRIC PART

#SEBP48700281

231-1836: WIRING GP-CONSOLE

WIRING GP-CONSOLE

231-1836 WIRING GP-CONSOLE -LH
S/N KBE1-UP; DBH1-UP
PART OF 251-0433 WIRING GP-CONSOLE

i02534970 SEBP4870

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Parts for your 325D EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	3S-2093	[2]	STRAP-CABLE
2.	7K-1181	[1]	STRAP-CABLE
3.	163-6795	[2]	STRAP-CABLE
4.	251-0580	[1]	HARNESS AS-CONSOLE
	8T-8729	[4]	PIN-CONNECTOR (16-GA TO 18-GA)
	8T-8730	[3]	SOCKET-CONNECTOR (16-GA TO 18-GA)
	3S-2093	[9]	STRAP-CABLE
	5P-5995 D		TUBE (0.3-M)
	7Y-3963	[2]	TERMINAL-BULLET (FEMALE)
	7Y-3965	[2]	TUBE (RECEPTACLE TERMINAL)
	8T-8737	[9]	PLUG-SEAL
	9W-0852	[2]	PIN-CONNECTOR (14-GA TO 16-GA)
	9W-0844	[2]	SOCKET-CONNECTOR (14-GA TO 16-GA)
	125-7874 E		TUBE-HEAT SHRINK (5.72-MM DIA)(5-CM)
	125-7875 E		TUBE-HEAT SHRINK (7.44-MM DIA)(5-CM)
	9X-3402	[11]	SOCKET-CONNECTOR (16-GA TO 18-GA)
			-OR-
	126-1768	[11]	SOCKET-CONNECTOR (14-GA TO 16-GA)
	155-2260	[1]	KIT-CONNECTING PLUG (3-PIN)
			(INCLUDES PLUG AS, WEDGE & INTERFACE SEAL)
	230-4011	[1]	PLUG AS-CONNECTOR (2-PIN)
	264-7029	[1]	SEAL-CONNECTOR
	230-5010	[1]	PLUG AS-CONNECTOR (6-PIN)
	264-7032	[1]	SEAL-CONNECTOR
	239-7352	[1]	PLUG AS-CONNECTOR (6-PIN)
	264-7032	[1]	SEAL-CONNECTOR
	243-4505	[1]	RECEPTACLE AS-CONNECTOR (2-PIN)
	243-4508	[1]	RECEPTACLE AS-CONNECTOR (6-PIN)
	247-2693	[1]	RECEPTACLE AS-CONNECTOR (6-PIN)
	D		ORDER BY THE METER
	E		ORDER BY THE CENTIMETER

#SEBP48700282

251-0433: WIRING GP-CONSOLE

WIRING GP-CONSOLE

251-0433 WIRING GP-CONSOLE
S/N KBE1-UP; DBH1-UP
PART OF 229-9072 OPERATOR AR

i02534963 SEBP4870

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Parts for your 325D EXCAVATOR:

CATERPILLAR SIS

Part No	Qty	Parts name
231-1836 Y	[1]	WIRING GP-CONSOLE (LH)
251-0435 Y	[1]	WIRING GP-CONSOLE (RH)
Y		SEPARATE ILLUSTRATION

#SEBP48700283

251-0435: WIRING GP-CONSOLE

WIRING GP-CONSOLE

251-0435 WIRING GP-CONSOLE -RH
S/N KBE1-UP; DBH1-UP
PART OF 251-0433 WIRING GP-CONSOLE

i02534973 SEBP4870

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Parts for your 325D EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	3S-2093	[5]	STRAP-CABLE
2.	7K-1181	[2]	STRAP-CABLE
3.	283-3074	[1]	SWITCH AS-TOGGLE (AUTO/MANUAL ENG SPEED CONTROL)
4.	163-6711	[1]	SWITCH AS-TOGGLE (MANUAL ENGINE SPEED CONTROL)
5.	163-6795	[2]	STRAP-CABLE
6.	251-0602	[1]	BRACKET
7.	259-4877	[1]	HARNESS AS-CONSOLE
	102-8806	[1]	KIT-RECEPTACLE (8-PIN)
			(INCLUDES RECEPTACLE AS & WEDGE)
	3S-2093	[10]	STRAP-CABLE
	7Y-3967	[2]	TERMINAL AS
			(EACH INCLUDES)
	7Y-3963	[1]	TERMINAL-BULLET (FEMALE)
	7Y-3965	[1]	TUBE (RECEPTACLE TERMINAL)
	102-7964	[1]	PLUG-CONNECTOR (16-PIN)
	102-7965	[14]	TERMINAL (FEMALE)
	125-7874 E		TUBE-HEAT SHRINK (5.72-MM DIA)(10-CM)
	125-7875 E		TUBE-HEAT SHRINK (7.44-MM DIA)(10-CM)
	155-2265	[1]	KIT-CONNECTING PLUG (8-PIN)
			(INCLUDES PLUG AS, WEDGE & INTERFACE SEAL)
	9X-3401	[2]	PIN-CONNECTOR (16-GA TO 18-GA)
			-OR-
	126-1767	[2]	PIN-CONNECTOR (14-GA TO 16-GA)
	230-4009	[1]	PLUG AS-CONNECTOR (12-PIN)
	264-7034	[1]	SEAL-CONNECTOR
	230-4011	[1]	PLUG AS-CONNECTOR (2-PIN)
	264-7029	[1]	SEAL-CONNECTOR
	230-5008	[1]	PLUG AS-CONNECTOR (4-PIN)
	264-7031	[1]	SEAL-CONNECTOR
	230-5010	[1]	PLUG AS-CONNECTOR (6-PIN)
	264-7032	[1]	SEAL-CONNECTOR
	231-2295	[1]	PLUG AS-CONNECTOR (8-PIN)
	264-7033	[1]	SEAL-CONNECTOR
	239-7352	[1]	PLUG AS-CONNECTOR (6-PIN)
	264-7032	[1]	SEAL-CONNECTOR
	243-4505	[1]	RECEPTACLE AS-CONNECTOR (2-PIN)
	243-4510	[1]	RECEPTACLE AS-CONNECTOR (12-PIN)
	247-2693	[1]	RECEPTACLE AS-CONNECTOR (6-PIN)
8.	9X-2042 M	[3]	SCREW-TRUSS HEAD (M6X1X12-MM)
9.	8C-5063 E		CONDUIT-FLEXIBLE (15.49-MM ID, SPLIT)(10-CM)
	E		ORDER BY THE CENTIMETER
	M		METRIC PART

#SEBP48700284

251-0485: WIRING GP-CONVERTER

WIRING GP-CONVERTER

251-0485 WIRING GP-CONVERTER
S/N KBE1-UP
12-VOLT, 7-AMPERE X2 POWER SUPPLY
AN ATTACHMENT

i02575148 SEBP4870

2510485 WIRING GP-CONVERTER Parts scheme

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Parts for your 325D EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	121-0987	[2]	SOCKET-AUXILIARY POWER (12-VOLT, 7-AMPERE)
2.	283-2783	[2]	CONVERTER-POWER (24-VOLT TO 12-VOLT)
3.	251-0483	[2]	BRACKET
4.	8T-4121	[4]	WASHER-HARD (11X21X2.5-MM THK)
5.	8T-4136 M	[4]	BOLT (M10X1.5X25-MM)
6.	8T-4171 M	[8]	BOLT (M6X1X12-MM)
7.	9X-8256	[8]	WASHER (6.6X12X2-MM THK)
	M		METRIC PART

#SEBP48700285

198-2714: WIRING GP-ENGINE

WIRING GP-ENGINE

198-2714 WIRING GP-ENGINE
S/N KHX1-UP
PART OF 290-0756 ENGINE AR, 270-2768, 270-2769, 290-0754 ENGINE AR-COMPLETE
ALSO AN ATTACHMENT

i02550861 SEBP4870

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Parts for your 325D EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	3S-2093	[12]	STRAP-CABLE
2.	4P-5918	[1]	CLIP
4.	198-2713	[1]	HARNESS AS-ENGINE (ELECTRONIC CONTROL MODULE)
	305-5362	[4]	TERMINAL AS (18-GA)
	180-9340	[60]	SOCKET-CONNECTOR (14-GA TO 18-GA)
	9X-3401	[15]	PIN-CONNECTOR (16-GA TO 18-GA)
			-OR-
	126-1767	[15]	PIN-CONNECTOR (14-GA TO 16-GA)
	8T-8737	[77]	PLUG-SEAL
	119-3662 E		TUBE-HEAT SHRINK (10.85-MM DIA)(33-CM)
	125-7874 E		TUBE-HEAT SHRINK (5.72-MM DIA)(5-CM)
	125-7875 E		TUBE-HEAT SHRINK (7.44-MM DIA)(10-CM)
	264-5732	[1]	PLUG AS-CONNECTOR (120-PIN)
	211-6807	[1]	COVER-CONNECTOR
	155-2270	[5]	KIT-CONNECTING PLUG (2-PIN)
	155-2260	[3]	KIT-CONNECTING PLUG (3-PIN)
	155-2265	[1]	KIT-CONNECTING PLUG (8-PIN)
			(EACH PLUG KIT INCLUDES PLUG AS, & WEDGE)
	102-8802	[1]	KIT-RECEPTACLE (2-PIN)
	102-8803	[1]	KIT-RECEPTACLE (3-PIN)
	102-8801	[1]	KIT-RECEPTACLE (12-PIN)
			(EACH RECEPTACLE KIT INCLUDES RECEPTACLE AS & WEDGE)
	111-2416	[1]	PLUG AS-CONNECTOR (2-PIN)
	100-3320	[1]	PLUG AS-CONNECTOR (2-PIN)
5.	206-1345	[9]	STRAP-CABLE
6.	222-5917	[1]	HARNESS AS-ENGINE (FUEL INJECTION)
	6N-7523	[1]	WASHER (6.48X11.9X1.57-MM THK)
	135-5975	[1]	GROMMET-WIRING
	155-2255	[1]	KIT-CONNECTING PLUG (12-PIN)
			(INCLUDES PLUG AS & WEDGE)
7.	4P-8134	[1]	CLIP (LADDER)
8.	6V-2317 M	[1]	BOLT (M8X1.25X30-MM)
9.	9M-1974	[1]	WASHER-HARD (8.8X16X2-MM THK)
	E		ORDER BY THE CENTIMETER
	M		METRIC PART

#SEBP48700286

330-6022: WIRING GP-ENGINE

WIRING GP-ENGINE

330-6022 WIRING GP-ENGINE
S/N KHX17464-UP
PART OF 290-0756 ENGINE AR, 290-0754 ENGINE AR-COMPLETE
ALSO AN ATTACHMENT

i03710895 SEBP4870

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Parts for your 325D EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	3S-2093	[14]	STRAP-CABLE
2.	4P-5918	[1]	CLIP
3.	206-1345	[7]	STRAP-CABLE
4.	222-5917 Y	[1]	HARNESS AS-ENGINE (FUEL INJECTION)
5.	381-2499 Y	[1]	HARNESS AS-WIRING (SENSOR)
6.	352-3966	[1]	CLIP (LADDER)
7.	4P-8134	[1]	CLIP (LADDER)
8.	5P-7970 M	[1]	NUT (M8X1.25-THD)
9.	6K-0806	[2]	STRAP-CABLE
10.	6V-2317 M	[1]	BOLT (M8X1.25X30-MM)
11.	9M-1974	[1]	WASHER-HARD (8.8X16X2-MM THK)
12.	5P-4116 J	[1]	WASHER-HARD (8.8X20.5X2-MM THK)
13.	6V-5217 JM	[1]	BOLT (M8X1.25X20-MM)
14.	7X-7729 J	[1]	WASHER (11X25X3-MM THK)
15.	8T-4191 JM	[1]	BOLT (M10X1.5X16-MM)
16.	113-8690 J	[1]	WASHER (11.1X37.9X3.3-MM THK)
17.	156-9890 J	[1]	WASHER (9X30X4-MM THK)
	J		SHIPPING & STORAGE
	M		METRIC PART
	Y		SEPARATE ILLUSTRATION

#SEBP48700287

251-0448: WIRING GP-FAN

WIRING GP-FAN

251-0448 WIRING GP-FAN -CLUTCH
S/N KBE1-UP
PART OF 229-1786 COOLING AR-HIGH AMBIENT TEMP
AN ATTACHMENT

i02575705 SEBP4870

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Parts for your 325D EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	3S-2093	[16]	STRAP-CABLE
2.	7K-1181	[5]	STRAP-CABLE
3.	107-8618	[1]	SENSOR GP-TEMPERATURE (AMBIENT)
	3E-3371	[1]	WEDGE-RECEPTACLE LOCK (3-PIN)
	112-4550		SLEEVE (31-CM)
4.	116-0118	[2]	CLIP
5.	267-8020	[1]	HARNESS AS-CONTROL
	230-5010	[1]	PLUG AS-CONNECTOR (6-PIN)
	243-4509	[1]	RECEPTACLE AS-CONNECTOR (8-PIN)
	155-2260	[1]	KIT-CONNECTING PLUG (3-PIN)
			(INCLUDES PLUG AS, WEDGE & INTERFACE SEAL)
6.	275-6911	[1]	HARNESS AS-CONTROL
	155-2274	[1]	KIT-CONNECTING PLUG (6-PIN)
			(INCLUDES PLUG AS, WEDGE & INTERFACE SEAL)
	243-4508	[1]	RECEPTACLE AS-CONNECTOR (6-PIN)
7.	8T-4121	[2]	WASHER-HARD (11X21X2.5-MM THK)
8.	8T-4137 M	[1]	BOLT (M10X1.5X20-MM)
9.	8T-4191 M	[1]	BOLT (M10X1.5X16-MM)
	M		METRIC PART

#SEBP48700288

259-4965: WIRING GP-FINE SWING

WIRING GP-FINE SWING

259-4965 WIRING GP-FINE SWING
S/N KBE1-UP; DBH1-UP
PART OF 229-1733, 229-1734 CHASSIS AR

i02534126 SEBP4870

2594965 WIRING GP-FINE SWING Parts scheme

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Parts for your 325D EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	7Y-8109	[1]	BRACKET AS
2.	111-4836	[6]	CLIP
3.	111-4837	[2]	CLIP
4.	291-7551	[1]	HARNESS AS-MOTOR
5.	8T-4121	[7]	WASHER-HARD (11X21X2.5-MM THK)
6.	8T-4137 M	[6]	BOLT (M10X1.5X20-MM)
7.	8T-4195 M	[1]	BOLT (M10X1.5X30-MM)
	M		METRIC PART

#SEBP48700289

259-5053: WIRING GP-FUEL SYSTEM

WIRING GP-FUEL SYSTEM

259-5053 WIRING GP-FUEL SYSTEM -PRIMING PUMP
S/N KBE1-UP
PART OF 247-7458 PUMP GP-FUEL PRIMING
AN ATTACHMENT

i02575938 SEBP4870

2595053 WIRING GP-FUEL SYSTEM Parts scheme

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Parts for your 325D EXCAVATOR:

CATERPILLAR SIS

Pos.	Part No	Qty	Parts name
1.	3S-2093	[10]	STRAP-CABLE
2.	7K-1181	[7]	STRAP-CABLE
3.	137-6606	[1]	FILM-IDENTIFICATION (FUEL)
4.	165-5970 Y	[1]	SWITCH GP-TOGGLE (FUEL PRIMING PUMP)
5.	267-7967	[1]	HARNESS AS-PUMP (FUEL)
	155-2260	[1]	KIT-CONNECTING PLUG (3-PIN)
	155-2270	[1]	KIT-CONNECTING PLUG (2-PIN)
			(EACH PLUG KIT INCLUDES PLUG AS, WEDGE & INTERFACE SEAL)
	243-4507	[1]	RECEPTACLE AS-CONNECTOR (4-PIN)
	Y		SEPARATE ILLUSTRATION

Information:

ELECTRICAL AND STARTING SYSTEM

WIRING GP

Engine News

Bulk Wiring Harnesses Are Available for Use with Caterpillar Products {1408}
2010/05/13

Operation and Maintenance Manual

Battery Disconnect Switch
325D and 329D Excavators

Battery or Battery Cable - Inspect/Replace
325D and 329D Excavators

Battery - Recycle
325D and 329D Excavators

Power Receptacle - If Equipped
325D and 329D Excavators

Fuses - Replace
325D and 329D Excavators

Special Instruction

Installation of 183-9371 Coupler Lines Gp (KIT, WEDGE LOCK){1408, 5000, 5051, 5057, 6129, 7000, 7332}
Installation of 183-9371 Coupler Lines Gp (KIT, WEDGE LOCK){1408, 5000, 5051, 5057, 6129, 7000, 7332}

Cross-Reference for Electrical Connectors {7553}
Cross-Reference for Electrical Connectors {7553}

Circuit Breaker Harness Assembly {1420}
Circuit Breaker Harness Assembly {1420}

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}

Selecting the Correct Part Numbers for Sensors and Connectors{1439, 7553}
Selecting the Correct Part Numbers for Sensors and Connectors{1439, 7553}

Guidelines for Routing and Installing Wire Harness Assemblies {1408, 7553}
Guidelines for Routing and Installing Wire Harness Assemblies {1408, 7553}

Installation Procedure for 251-0529 Cab Wiring Gp on Certain Hydraulic Excavators {1408}
Installation Procedure for 251-0529 Cab Wiring Gp on Certain Hydraulic Excavators {1408}

Troubleshooting Guide for 161-3128 Relay on Certain Excavators{1408, 7301}
Troubleshooting Guide for 161-3128 Relay on Certain Excavators{1408, 7301}

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}

Repair Procedure for Damaged Harness Wiring {1408}
Repair Procedure for Damaged Harness Wiring {1408}

Installation Procedure for Product Link PL421 Retrofit{7606}
Installation Procedure for Product Link PL421 Retrofit{7606}

Procedure for Installing the 373-8980 Console Harness As on Certain Excavators{1408, 5258}
Procedure for Installing the 373-8980 Console Harness As on Certain Excavators{1408, 5258}

DRCP Connector Repair Service Instruction {1408, 7553}
DRCP Connector Repair Service Instruction {1408, 7553}

Procedure to Troubleshoot the Upper Window Wiper Relay on Certain 311D through 349D, E Series, and F Series Excavators{1408, 7305}
Procedure to Troubleshoot the Upper Window Wiper Relay on Certain 311D through 349D, E Series, and F Series Excavators{1408, 7305}

Technical Information Bulletin

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}

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

Relays
320D, 320D2, 321D, 323D, 324D, 325D, 328D, 329D, 330D, 336D, 336D2, 340D and 340D2 Excavators Tool Control System

Senders
320D, 320D2, 321D, 323D, 324D, 325D, 328D, 329D, 330D, 336D, 336D2, 340D and 340D2 Excavators Tool Control System

Sensors
320D, 320D2, 321D, 323D, 324D, 325D, 328D, 329D, 330D, 336D, 336D2, 340D and 340D2 Excavators Tool Control System

Switches
320D, 320D2, 321D, 323D, 324D, 325D, 328D, 329D, 330D, 336D, 336D2, 340D and 340D2 Excavators Tool Control System

Switches
320D, 321D, 323D, 324D, 325D, 326D, 328D, 329D, 330D, 336D, 336D2, 340D and 340D2 Excavators, 324D Forest Machine and 323D MHPU, 324D MHPU, 325D MHPU, 329D MHPU, 330D MHPU and 336D MHPU Mobile Hydraulic Power Units Machine Electronic Control System

Sensors
320D, 321D, 323D, 324D, 325D, 326D, 328D, 329D, 330D, 336D, 336D2, 340D and 340D2 Excavators, 324D Forest Machine and 323D MHPU, 324D MHPU, 325D MHPU, 329D MHPU, 330D MHPU and 336D MHPU Mobile Hydraulic Power Units Machine Electronic Control System

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}

Testing and Adjusting

Electric Starting System - Test
C7 Engines for Caterpillar Built Machines

Electrical Connector - Inspect
320D, 321D, 323D, 324D, 325D, 326D, 328D, 329D, 330D, 336D, 336D2, 340D and 340D2 Excavators, 324D Forest Machine and 323D MHPU, 324D MHPU, 325D MHPU, 329D MHPU, 330D MHPU and 336D MHPU Mobile Hydraulic Power Units Machine Electronic Control System

Wiring Harness (Open Circuit) - Test
320D, 321D, 323D, 324D, 325D, 326D, 328D, 329D, 330D, 336D, 336D2, 340D and 340D2 Excavators, 324D Forest Machine and 323D MHPU, 324D MHPU, 325D MHPU, 329D MHPU, 330D MHPU and 336D MHPU Mobile Hydraulic Power Units Machine Electronic Control System

Wiring Harness (Short Circuit) - Test
320D, 321D, 323D, 324D, 325D, 326D, 328D, 329D, 330D, 336D, 336D2, 340D and 340D2 Excavators, 324D Forest Machine and 323D MHPU, 324D MHPU, 325D MHPU, 329D MHPU, 330D MHPU and 336D MHPU Mobile Hydraulic Power Units Machine Electronic Control System

System Schematic
320D, 321D, 323D, 324D, 325D, 326D, 328D, 329D, 330D, 336D, 336D2, 340D and 340D2 Excavators, 324D Forest Machine and 323D MHPU, 324D MHPU, 325D MHPU, 329D MHPU, 330D MHPU and 336D MHPU Mobile Hydraulic Power Units Machine Electronic Control System

Overload Warning - Set - If Equipped
325D and 329D Excavators Hydraulic System

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
Product Link 121S/300

Wiring Harness (Open Circuit) - Test
Product Link 121S/300

Wiring Harness (Short Circuit) - Test
Product Link 121S/300

Troubleshooting

Electrical Connectors - Inspect
C7 and C9 Engines for Caterpillar Built Machines

CID 0100 FMI 04 Engine Oil Pressure short to ground
C7 and C9 Engines for Caterpillar Built Machines

CID 0174 FMI 04 Fuel Temperature short to ground
C7 and C9 Engines for Caterpillar Built Machines

CID 0262 FMI 04 5 Volt Sensor DC Power Supply short to ground
C7 and C9 Engines for Caterpillar Built Machines

CID 0274 FMI 04 Atmospheric Pressure short to ground
C7 and C9 Engines for Caterpillar Built Machines

CID 0110 FMI 03 Engine Coolant Temperature open/short to +batt
C7 and C9 Engines for Caterpillar Built Machines

CID 0110 FMI 04 Engine Coolant Temperature short to ground
C7 and C9 Engines for Caterpillar Built Machines

CID 0164 FMI 03 Injector Actuation Pressure voltage high
C7 and C9 Engines for Caterpillar Built Machines

CID 0091 FMI 08 Throttle Position signal abnormal
C7 and C9 Engines for Caterpillar Built Machines

CID 0617 FMI 05 Air Inlet Heater Relay open/current below normal
C7 and C9 Engines for Caterpillar Built Machines

CID 0100 FMI 03 Engine Oil Pressure open/short to +batt
C7 and C9 Engines for Caterpillar Built Machines

CID 0164 FMI 04 Injector Actuation Pressure voltage low
C7 and C9 Engines for Caterpillar Built Machines

CID 0274 FMI 03 Atmospheric Pressure open/short to +batt
C7 and C9 Engines for Caterpillar Built Machines

Fuel Filter Differential Pressure Switch Circuit - Test
C7 and C9 Engines for Caterpillar Built Machines

Engine Wiring Information
C7 and C9 Engines for Caterpillar Built Machines

CID 2417 FMI 05 Ether Injection Control Solenoid current low
C7 and C9 Engines for Caterpillar Built Machines

CID 2417 FMI 06 Ether Injection Control Solenoid current high
C7 and C9 Engines for Caterpillar Built Machines

Digital Sensor Supply Circuit - Test
C7 and C9 Engines for Caterpillar Built Machines

CID 0262 FMI 03 5 Volt Sensor DC Power Supply short to +batt
C7 and C9 Engines for Caterpillar Built Machines

CID 1785 FMI 03 Intake Manifold Pressure Sensor voltage high
C7 and C9 Engines for Caterpillar Built Machines

CID 1785 FMI 04 Intake Manifold Pressure Sensor voltage low
C7 and C9 Engines for Caterpillar Built Machines

CID 0172 FMI 04 Intake Manifold Air Temp short to ground
C7 and C9 Engines for Caterpillar Built Machines

CID 0342 FMI 08 Secondary Engine Speed signal abnormal
C7 and C9 Engines for Caterpillar Built Machines

CID 0617 FMI 06 Air Inlet Heater Relay grounded/current above norm
C7 and C9 Engines for Caterpillar Built Machines

Air Inlet Heater Circuit - Test
C7 and C9 Engines for Caterpillar Built Machines

Engine Pressure Sensor Open or Short Circuit - Test
C7 and C9 Engines for Caterpillar Built Machines

CID 0172 FMI 03 Intake Manifold Air Temp open/short to +batt
C7 and C9 Engines for Caterpillar Built Machines

MID 039 - CID 0096 - FMI 05
320D, 321D, 323D, 324D, 325D, 326D, 328D, 329D, 330D, 336D, 336D2, 340D and 340D2 Excavators, 324D Forest Machine and 323D MHPU, 324D MHPU, 325D MHPU, 329D MHPU, 330D MHPU and 336D MHPU Mobile Hydraulic Power Units Machine Electronic Control System

MID 039 - CID 0096 - FMI 04
320D, 321D, 323D, 324D, 325D, 326D, 328D, 329D, 330D, 336D, 336D2, 340D and 340D2 Excavators, 324D Forest Machine and 323D MHPU, 324D MHPU, 325D MHPU, 329D MHPU, 330D MHPU and 336D MHPU Mobile Hydraulic Power Units Machine Electronic Control System

MID 039 - CID 0586 - FMI 05
320D, 321D, 323D, 324D, 325D, 326D, 328D, 329D, 330D, 336D, 336D2, 340D and 340D2 Excavators, 324D Forest Machine and 323D MHPU, 324D MHPU, 325D MHPU, 329D MHPU, 330D MHPU and 336D MHPU Mobile Hydraulic Power Units Machine Electronic Control System

MID 039 - CID 0586 - FMI 12
320D, 321D, 323D, 324D, 325D, 326D, 328D, 329D, 330D, 336D, 336D2, 340D and 340D2 Excavators, 324D Forest Machine and 323D MHPU, 324D MHPU, 325D MHPU, 329D MHPU, 330D MHPU and 336D MHPU Mobile Hydraulic Power Units Machine Electronic Control System

MID 039 - CID 0588 - FMI 09
320D, 321D, 323D, 324D, 325D, 326D, 328D, 329D, 330D, 336D, 336D2, 340D and 340D2 Excavators, 324D Forest Machine and 323D MHPU, 324D MHPU, 325D MHPU, 329D MHPU, 330D MHPU and 336D MHPU Mobile Hydraulic Power Units Machine Electronic Control System

MID 039 - CID 1178 - FMI 03
320D, 321D, 323D, 324D, 325D, 326D, 328D, 329D, 330D, 336D, 336D2, 340D and 340D2 Excavators, 324D Forest Machine and 323D MHPU, 324D MHPU, 325D MHPU, 329D MHPU, 330D MHPU and 336D MHPU Mobile Hydraulic Power Units Machine Electronic Control System

MID 039 - CID 1178 - FMI 04
320D, 321D, 323D, 324D, 325D, 326D, 328D, 329D, 330D, 336D, 336D2, 340D and 340D2 Excavators, 324D Forest Machine and 323D MHPU, 324D MHPU, 325D MHPU, 329D MHPU, 330D MHPU and 336D MHPU Mobile Hydraulic Power Units Machine Electronic Control System

MID 039 - CID 1178 - FMI 08
320D, 321D, 323D, 324D, 325D, 326D, 328D, 329D, 330D, 336D, 336D2, 340D and 340D2 Excavators, 324D Forest Machine and 323D MHPU, 324D MHPU, 325D MHPU, 329D MHPU, 330D MHPU and 336D MHPU Mobile Hydraulic Power Units Machine Electronic Control System

MID 039 - CID 2280 - FMI 03
320D, 321D, 323D, 324D, 325D, 326D, 328D, 329D, 330D, 336D, 336D2, 340D and 340D2 Excavators, 324D Forest Machine and 323D MHPU, 324D MHPU, 325D MHPU, 329D MHPU, 330D MHPU and 336D MHPU Mobile Hydraulic Power Units Machine Electronic Control System

CID 0174 FMI 03 Fuel Temperature open/short to +batt
C7 and C9 Engines for Caterpillar Built Machines

Sensors and Electrical Connectors
C7 and C9 Engines for Caterpillar Built Machines

Throttle Switch Circuit - Test
C7 and C9 Engines for Caterpillar Built Machines

Low Engine Oil Pressure Lamp Circuit - Test
C7 and C9 Engines for Caterpillar Built Machines

Electrical Component and Connector Locations
320D, 321D, 323D, 324D, 325D, 326D, 328D, 329D, 330D, 336D, 336D2, 340D and 340D2 Excavators, 324D Forest Machine and 323D MHPU, 324D MHPU, 325D MHPU, 329D MHPU, 330D MHPU and 336D MHPU Mobile Hydraulic Power Units Machine Electronic Control System

MID 039 - CID 0110 - FMI 04
320D, 321D, 323D, 324D, 325D, 326D, 328D, 329D, 330D, 336D, 336D2, 340D and 340D2 Excavators, 324D Forest Machine and 323D MHPU, 324D MHPU, 325D MHPU, 329D MHPU, 330D MHPU and 336D MHPU Mobile Hydraulic Power Units Machine Electronic Control System

MID 039 - CID 0110 - FMI 09
320D, 321D, 323D, 324D, 325D, 326D, 328D, 329D, 330D, 336D, 336D2, 340D and 340D2 Excavators, 324D Forest Machine and 323D MHPU, 324D MHPU, 325D MHPU, 329D MHPU, 330D MHPU and 336D MHPU Mobile Hydraulic Power Units Machine Electronic Control System

MID 039 - CID 2300 - FMI 09
320D, 321D, 323D, 324D, 325D, 326D, 328D, 329D, 330D, 336D, 336D2, 340D and 340D2 Excavators, 324D Forest Machine and 323D MHPU, 324D MHPU, 325D MHPU, 329D MHPU, 330D MHPU and 336D MHPU Mobile Hydraulic Power Units Machine Electronic Control System

MID 039 - CID 0600 - FMI 04
320D, 321D, 323D, 324D, 325D, 326D, 328D, 329D, 330D, 336D, 336D2, 340D and 340D2 Excavators, 324D Forest Machine and 323D MHPU, 324D MHPU, 325D MHPU, 329D MHPU, 330D MHPU and 336D MHPU Mobile Hydraulic Power Units Machine Electronic Control System

CID 0190 FMI 08 Engine Speed signal abnormal
C7 and C9 Engines for Caterpillar Built Machines

CID 1785 FMI 10 Intake Manifold Pressure Signal abnormal rate of change
C7 and C9 Engines for Caterpillar Built Machines

MID 122 - CID 0269 - FMI 03
Product Link 121S/300

MID 122 - CID 0269 - FMI 04
Product Link 121S/300

Service Magazine

Dielectric Grease Should Not Be Used in Electrical Connectors {1408, 7553}
2012/05/04

Service of the Machined Terminals and the Stamped and Formed Terminals {7553}
2006/11/13

Investigation of the Liquid Level Switch on the Engine Oil Pan and on the Hydraulic Tank for Excavators {1302, 1408, 5056, 5068, 7422}
2009/08/31

Troubleshooting the Rotary Switch Assembly for the Engine Speed {1408, 7332}
2008/08/18

Updated Instruction For The Bypass Harness {0785, 1408}
2008/03/17

New Software and a New Rotary Switch Improve the Reliability of the Engine Speed Dial on Excavators {1408, 7332, 7610, 7620}
2011/07/14

An Improved Backup Alarm is Now Available {7406}
2009/01/26