U2105 · 厂商技术资料

ISUZU · 2023-06-30

Some technicians, while diagnosing a Check Engine Malfunction Indicator Light (MIL) illumination or other customer complaint, have reported finding DTCs U2100 and/or U2105 listed as "History" codes. If these codes are "History" codes, they are not the reason for an MIL illumination or other vehicle related concerns. These codes may occur when the key is turned on but will not activate an MIL. However, because these codes were found, they have led technicians to perform unnecessary diagnoses and repairs that have extended vehicle downtime and created costs that were not warrantable. The purpose of this bulletin is to remind technicians to perform diagnostic steps only for "Active/Current" U2100/U2105 codes. If these codes are "Inactive/History," please ignore them and focus your diagnosis…

ISUZU · 2022-06-17

Dealers, upfitters or bodybuilders may notice various warning lights on the dash illuminating and certain DTCs without an apparent cause during the initial installation and connection of telematics, GPS, and/or other aftermarket devices to the FMS system on certain 2022MY vehicles equipped with RPO I4H, DTCs that may occur are P1381, P1382, U2105, U1001, U0140, U0101, U0100, U0212, U0219, and U0028. These vehicles were configured with an incorrect module setup during the FMS installation at the port, which causes these lights and codes to set. Follow the service procedure below to validate that this incorrect configuration is the cause of these lights and codes and to reconfigure the Controller Area Network (CAN) Bus Interface.

CADILLAC · 2015-05-13

This Preliminary Information communication provides information to the technician about vehicles with the Service Engine Soon light is on, Reduced engine power message, no crank, multiple warning lights on, transmission shifts hard, or the door locks cycle while driving. The Transmission Control Module or Engine Control Module may not communicate. With Diagnostic Trouble Codes C0242, C0561, P0575, P0615, P0700, P0856, P1629, P2544, U0073, U0074, U0100, U0109, U0121, U0140, U2100, U2105, and / or U2106 stored. The technician is to inspect the transmission X1 connector terminals for loose or poor fit. Disconnect the X1 connector and carefully tug on each wire to insure pins are fully seated. A side load on the wires may also cause a false positive lock. Technician is to repair the…

CADILLAC · 2013-01-03

This Preliminary Information communication provides information to the technician about vehicles with the Service Engine Soon light is on, Reduced engine power message, no crank, multiple warning lights on, transmission shifts hard, or the door locks cycle while driving. The Transmission Control Module or Engine Control Module may not communicate. With Diagnostic Trouble Codes C0242, C0561, P0575, P0615, P0700, P0856, P1629, P2544, U0073, U0074, U0100, U0109, U0121, U0140, U2100, U2105, and / or U2106 stored. The technician is to inspect the transmission X1 connector terminals for loose or poor fit. Disconnect the X1 connector and carefully tug on each wire to insure pins are fully seated. A side load on the wires may also cause a false positive lock. Technician is to repair the…

CADILLAC · 2012-11-28

This Preliminary Information communication provides information to the technician about vehicles with the Service Engine Soon light is on, Reduced engine power message, no crank, multiple warning lights on, transmission shifts hard, or the door locks cycle while driving. The Transmission Control Module or Engine Control Module may not communicate. With Diagnostic Trouble Codes C0242, C0561, P0575, P0615, P0700, P0856, P1629, P2544, U0073, U0074, U0100, U0109, U0121, U0140, U2100, U2105, and / or U2106 stored. The technician is to inspect the transmission X1 connector terminals for loose or poor fit. Disconnect the X1 connector and carefully tug on each wire to insure pins are fully seated. A side load on the wires may also cause a false positive lock. Technician is to repair the…

CHEVROLET, PONTIAC, SATURN · 2009-08-01

DIAGNOSTIC TIPS FOR POWER STEERING INOPERATIVE/STEERING WHEEL HARD TO TURN, POWER STEERING MESSAGE DISPLAYED ON DIC, DTC'S C0176, C0176, C0475, C0476, C0550, U2105, U2107 SET. *NJ UPDATED 2/17/10. *PE UPDATED 3/01/10. *PE

SATURN · 2005-09-01

SVS WRENCH LAMP ILLUMINATED WITH DTC B1372 SET AND DTCS U2105, U2106, AND/OR U2108 ALSO SET (ACTIVE OR IN HISTORY). *TT

SATURN · 2005-08-01

CRANK/NO START/EXTENDED CRANK (3 SECONDS OR GREATER) PRIOR TO VEHICLE START, DELAY INTO REVERSE, INOPERATIVE/INTERMITTENT OPERATION OF COMPONENTS AND/OR DIAGNOSTICS TROUBLE CODES (DTC) P0621, P0300-P0306, P0571, P0112, P0629, P0693, U2105, U2108, U1088, AND U1096 IN ELECTRONIC CONTROL UNIT (ECU). *TT

CHEVROLET · 2004-01-01

NO CRANK WITH LOSS OF COMMUNICATION TO BODY CONTROL MODULE (BCM), INSTRUMENT PANEL CLUSTER (IPC), POWERTRAIN CONTROL MODULE (PCM), TRANSMISSION CONTROL MODULE (TCM), AND EBCM SETTINGS DIAGNOSTIC TROUBLE CODES (DTCS) U1000, U1064, U1096, U2105, U2106 AND U2108. *TT