Vehicle Dynamic Systems

ANTI-LOCK BRAKE SYSTEM (ABS) MODULE DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC	Description	Source	Perform Test
B1342	ECU is Defective	ABS Module	NOTE: If other DTCs are present, REPAIR them before installing a new component. CLEAR the DTCs. RETRIEVE the DTCs. If DTC B1342 is retrieved, INSTALL a new module. REFER to Anti-Lock Brake System (ABS) Module . REPEAT the self-test.
B1317	Battery Voltage High	ABS Module	Go to Pinpoint Test B .
B1318	Battery Voltage Low	ABS Module	Go to Pinpoint Test B .
B2141	NVM Configuration Failure	ABS Module	REFER to MODULE CONFIGURATION article.
C1095	ABS Hydraulic Pump Motor Circuit Failure	ABS Module	Go to Pinpoint Test C .
C1141	Wheel Speed Sensor LF Tone Ring Tooth Missing Fault	ABS Module	INSPECT the LF tone ring for missing/damaged teeth or foreign material. INSTALL a new wheel speed sensor ring as necessary. REFER to FRONT SUSPENSION article. CLEAR the DTCs. REPEAT the self-test.
C1142	Wheel Speed Sensor RF Tone Ring Tooth Missing Fault	ABS Module	INSPECT the RF tone ring for missing/damaged teeth or foreign material. INSTALL a new wheel speed sensor ring as necessary. REFER to FRONT SUSPENSION article. CLEAR the DTCs. REPEAT the self-test.
C1143	Wheel Speed Sensor LR Tone Ring Tooth Missing Fault	ABS Module	INSPECT the LR tone ring for missing/damaged teeth or foreign material. INSTALL a new wheel speed sensor ring as necessary. REFER to REAR SUSPENSION article. CLEAR the DTCs. REPEAT the self-test.
C1144	Wheel Speed Sensor RR Tone Ring Tooth Missing Fault	ABS Module	INSPECT the RR tone ring for missing/damaged teeth or foreign material. INSTALL a new wheel speed sensor ring as necessary. REFER to REAR SUSPENSION article. CLEAR the DTCs. REPEAT the self-test.
C1145	Speed Wheel Sensor RF Input Circuit Failure	ABS Module	Go to Pinpoint Test D .
C1155	Speed Wheel Sensor LF Input Circuit Failure	ABS Module	Go to Pinpoint Test D .
C1165	Speed Wheel Sensor RR Input Circuit Failure	ABS Module	Go to Pinpoint Test D .
C1175	Speed Wheel Sensor LR Input Circuit Failure	ABS Module	Go to Pinpoint Test D .
C1233	Speed Wheel LF Input Signal Missing	ABS Module	Go to Pinpoint Test E .
C1234	Speed Wheel RF Input Signal Missing	ABS Module	Go to Pinpoint Test E .
C1235	Speed Wheel RR Input Signal Missing	ABS Module	Go to Pinpoint Test E .
C1236	Speed Wheel LR Input Signal Missing	ABS Module	Go to Pinpoint Test E .
C1267	ABS Functions Temporarily Disabled	ABS Module	Go to Pinpoint Test F .
C1446	Brake Switch Circuit Failure	ABS Module	Go to Pinpoint Test A .
C1470	TCS Functions Temporarily Disabled (Thermal Brake Protection)	ABS Module	Allow brakes to cool. CLEAR the DTCs. REPEAT the self-test.
U1900	CAN Communication Bus Fault Receive Error	Network Fault	REFER to MODULE COMMUNICATIONS NETWORK article.
U2012	Communication Bus Error (Non-SCP)	Network Fault	REFER to MODULE COMMUNICATIONS NETWORK article.
U2023	Invalid Configuration Data Received	PCM	REFER to MODULE COMMUNICATIONS NETWORK article.
U2050	No Application Present	ABS Module	CONFIGURE the ABS module. REFER to MODULE CONFIGURATION article. CLEAR the DTCs. RETRIEVE the DTCs and VERIFY successful module configuration. If DTC U2050 is retrieved again, INSTALL a new ABS module. REFER to Anti-Lock Brake System (ABS) Module . CLEAR the DTC. REPEAT the self-test.
U2051	One or More Calibration Files Missing or Corrupt	ABS Module	CALIBRATE the ABS module, follow the directions on the scan tool. CLEAR the DTCs. CARRY OUT the ABS module self-test. RETRIEVE and RECORD any DTCs. If DTC U2051 is retrieved again, INSTALL a new ABS module. REFER to Anti-Lock Brake System (ABS) Module . CLEAR the DTC. REPEAT the self-test.
U2202	Invalid Configuration Data Received	PCM	REFER to MODULE CONFIGURATION article.