System Malfunctions Related To The Injection Actuation Pressure Sensors In Excavators, Wheel Loaders, Engines, Track-Type Tractors and Track Loaders Caterpillar


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System Malfunctions Related To The Injection Actuation Pressure Sensors In Excavators, Wheel Loaders, Engines, Track-Type Tractors and Track Loaders [TIBU4680]
ELECTRICAL AND STARTING SYSTEM
SENSOR GP

CONFIDENTIAL TIBU4680-01

TECHNICAL INFORMATION BULLETIN

November 30, 2005

 

This Technical Information Bulletin replaces the November 11, 2005 TIB "System Malfunctions Related To The Injection Actuation Pressure Sensors In Excavators, Wheel Loaders, Engines, Track-Type Tractors and Track Loaders". Disregard the November 11, 2005 TIB. Refer to the following information.

Excavators

322C (EMR215-523,MAR165-468)

325C (CRB650-1677,CSJ800-1486)

(DTF276-285,JLC283-306)

(JLD313-348)

330C (CAP950-2085,CGZ444-889)

(JCD285-351,MKM308-316)

330CL(JNK238-343)

Wheel Loaders

938GII (PHN550-2023)

950GII (AYB693-1086)

(AYL1039-2384)

962GII (AYE530-695,BAB437-758)

Engines

C9 (C9B1-266,CSN1-1070)

(JLW1-279,JSC1-395)

(MTB1-1550,X9X1-258)

Track-Type Tractors

D6N LGP (ALR1-715)

(ALY1-1932)

(CCG1-261)

(CCS1-402)

D6N XL (AKM1-1694,ALH1-794)

(CBF1-309,CBJ1-448)

(CBL1-400,CCK1-623)

D6RII (AEM1-117,BPM1-104)

(BRJ1-201,CAD1-257)

(FDT1-362)

D6RII LGP (ACJ1-113)

(ADE1-1016)

(AFD1-98)

(BNC1-433)

(BPP1-502)

(BPZ1-532)

D6RII XL (AAX1-139)

(AGM1-111)

(BMJ1-166)

(BMY1-479)

(BPS1-503)

(BRZ1-537)

D6RII XW (AEP1-711)

(BRE1-501)

(DAE1-192)

D6RIII LGP (WCB1-111,WRG1-157)

D6RIII XW (HDC1-132,MRT1-1)

Track Loader

963C (BBD1-2311)

 

Component Code 1925

SUBJECT: System Malfunctions Related To The Injection Actuation Pressure Sensors In Excavators, Wheel Loaders, Engines, Track-Type Tractors and Track Loaders

PROBLEM:

The Injection Actuation Pressure (IAP) sensors are being replaced on machine applications with C7/3126 engines. Some C9 engine models are also affected. The system event code 164-11 or 164-02 leads the technician to replace the sensor. Many of these sensors are no fault found. The result of these failures is loss of production due to unscheduled downtime.

SOLUTION:

Follow current troubleshooting guidelines for highway trucks to troubleshoot the part causing the failure. This will aid the technician in finding the correct part causing the failure. Report any troubleshooting guidelines errors using the feedback function in the Service Information System (SIS Web).

COPYRIGHT 2005 AVSpare
ALL RIGHTS RESERVED

Information System:

Premature Wear of the Accessory Drive Thrust Washer on 793 Off Highway Truck Engines
Incorrect Seal Used to Repair Leaking Pilot Valves On Integrated Toolcarriers, Track Type Tractors, Wheel Dozers, and Wheel Loaders
THE 216-6195 LINK CAN RUB ON THE LIFT CYLINDER PIN ON SOME SKID STEER LOADERS & MULTI TERRAIN LOADERS
Impact of the Hurricanes on Fuel Supplies and Caterpillar Engines
740 EJECTOR Articulated Truck, Addition of Spacer Plates Avoids Contact Between Ejector Carriages and End Plates
Steering Column Harness Assembly Kinking on G/GII Medium Wheel Loaders
725, 730, 730 EJECTOR & 735 Articulated Trucks, Pinion Locknut for Field Service
Product Link PL121SR (P/N 263-9088) May Remain in Power Mode 3
Software Update for AccuGrade Valve Control Module
THE PUMP DRIVE SHAFT SEAL LEAKS ON THE SOIL COMPACTORS
700 Series Articulated Trucks, Disc Stack-Up Change in the Differential and Bevel Gear Gps, SIS Information has Changed
Fuel Leaks on the Fuel Injection Pumps on 3208 Applications
725, 730 & 730 EJECTOR Articulated Trucks, Loss of Positioning of Valve Spool and Overheating of Hydraulic Oil Eliminated by New Plug in Hoist Control Valve
Product Link PL121SR (P/N 263-9088) May Remain in Power Mode 3
PRODUCT SUPPORT PROGRAM FOR INSPECTING AND REWORKING FRONT WHEEL BEARING RETAINER BOLTS ON CERTAIN 794 AC, 796 AC, AND 798 AC OFF-HIGHWAY TRUCKS
PRODUCT IMPROVEMENT PROGRAM FOR SETTING THE HYDRAULIC FAN SPEED ON CERTAIN 794 AC, 796 AC, AND 798 AC OFF-HIGHWAY TRUCKS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE BRAKE CHARGE\BRAKE COOLING PUMP GROUPS
PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REWORKING THE SERVICE BRAKE HOSE LINES ON CERTAIN 966M AND 972M MEDIUM WHEEL LOADERS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE HEUI PUMP ON CERTAIN 773E OFF-HIGHWAY TRUCKS
PRODUCT SUPPORT PROGRAM FOR REWORKING THE REAR PUMP DRIVE LINES GROUP ON CERTAIN 994K WHEEL LOADERS
PRODUCT IMPROVEMENT PROGRAM FOR REPLACING THE EMISSIONS LABEL AND CORRECTING THE FLS SETTING ON CERTAIN C18 GENERATOR SETS
PRODUCT SUPPORT PROGRAM FOR INSPECTING BEVEL GEAR BOLTED JOINTS ON CERTAIN 797, 797B, AND 797F OFF-HIGHWAY TRUCKS
PRODUCT SUPPORT PROGRAM FOR INSTALLING PRODUCT LINK PL542 OR PL240B CELLULAR RADIO SYSTEMS ON CERTAIN CATERPILLAR PRODUCTS AND NON-CATERPILLAR PRODUCTS
PRODUCT SUPPORT PROGRAM FOR REPLACING INPUT TRANSFER GEAR CASE ON CERTAIN 793F, 793F CMD, AND 793F XQ OFF-HIGHWAY TRUCKS