Anti-Lock Brake System And Stability Control DTCS

DTC INDEX

DTC	Description	Action
B1342	ECU is Defective	NOTE: Do not power the Electronic Control Unit (ECU) while it is removed from the HCU . Failure to do so could damage the ECU or cause the ECU to set unrelated DTCs. NOTE: If other DTCs are present, repair them before installing a new component. CLEAR the DTCs. REPEAT the self-test. RETRIEVE the DTCs. If DTC B1342 is retrieved, INSTALL a new ABS module. REFER to ANTI-LOCK BRAKE SYSTEM (ABS) MODULE . REPEAT the self-test.
B1596	Service Continuous Codes	NOTE: This DTC does not indicate a malfunction of the ABS. If other DTCs are present, REPAIR them before addressing this DTC. Some DTCs cannot be detected by the ABS module until the ignition is cycled from ON to OFF and back to ON again. When DTCs are cleared using the scan tool, the ignition needs to be cycled in order to clear this DTC and have the ABS module check for other DTCs.DIAGNOSE all other DTCs. CLEAR the DTCs. CYCLE the ignition. RETRIEVE the DTCs. GO to the ABS MODULE DTC CHART .
B1676	Battery Pack Voltage Out of Range	GO to PINPOINT TEST A .
B2477	Module Configuration Failure	CONFIGURE the ABS module. REFER to Programmable Module Installation (PMI) in MODULE CONFIGURATION . CLEAR the DTCs. REPEAT the self-test.
B2900	VIN Mismatch	GO to PINPOINT TEST B .
C109D	Low Vacuum Condition Detected	GO to PINPOINT TEST I .
C109E	Vacuum Sensor Circuit Fault	GO to PINPOINT TEST I .
C109F	Vacuum Sensor Signal Fault	GO to PINPOINT TEST I .
C1145	Wheel Speed Sensor RF Input Circuit Failure	GO to PINPOINT TEST D .
C1155	Wheel Speed Sensor LF Input Circuit Failure	GO to PINPOINT TEST D .
C1165	Wheel Speed Sensor RR Input Circuit Failure	GO to PINPOINT TEST D .
C1175	Wheel Speed Sensor LR Input Circuit Failure	GO to PINPOINT TEST D .
C116A	ABS Pressure Transducer/Brake Switch Mismatch	GO to PINPOINT TEST G .
C1222	Wheel Speed Mismatch	GO to PINPOINT TEST E .
C1266	ABS Valve Power Relay Circuit Failure	GO to PINPOINT TEST F .
C1278	Steering Wheel Angle 1 and 2 Signal Faulted	This DTC sets when the steering wheel angle sensor data received over the HS-CAN is out of range and does not agree with other supporting sensor data. For the 6.2L engine, REFER to STEERING COLUMN SWITCHES to diagnose any SCCM DTCs. For all others, REFER to STEERING COLUMN SWITCHES to diagnose any SCCM DTCs. If no SCCM DTCs are present, REFER to STEERING SYSTEM - ELECTRONIC POWER ASSIST STEERING (EPAS) to diagnose any PSCM DTCs.
C1280	Yaw Rate Sensor Signal Fault	This DTC indicates a concern with the yaw rate sensor which is integral to the Restraints Control Module (RCM). REFER to SUPPLEMENTAL RESTRAINT SYSTEM to diagnose all the RCM DTCs. If no RCM DTCs are present, GO to PINPOINT TEST P .
C1282	Lateral Accelerometer Signal Fault	This DTC indicates a concern with the lateral accelerometer which is integral to the RCM . REFER to SUPPLEMENTAL RESTRAINT SYSTEM to diagnose all the RCM DTCs. If no RCM DTCs are present, GO to PINPOINT TEST P .
C1288	Pressure Transducer Main/Primary Input Circuit Failure	CLEAR the DTCs. REPEAT the self-test. RETRIEVE the DTCs. If DTC C1288 is retrieved, INSTALL a new Hydraulic Control Unit (HCU). REFER to HYDRAULIC CONTROL UNIT (HCU) . CLEAR the DTCs. REPEAT the self-test.
C1296	Wheel Speed LF Signal Fault	GO to PINPOINT TEST E .
C1297	Wheel Speed RF Signal Fault	GO to PINPOINT TEST E .
C1298	Wheel Speed RR Signal Fault	GO to PINPOINT TEST E .
C1299	Wheel Speed LR Signal Fault	GO to PINPOINT TEST E .
C1300	ABS Pump Motor Circuit Failure	GO to PINPOINT TEST C .
C1440	Pressure Transducer Main/Primary Signal Faulted	GO to PINPOINT TEST G .
C1516	Roll Rate Sensor Signal Fault	This DTC indicates a concern with the roll rate sensor which is integral to the RCM . REFER to SUPPLEMENTAL RESTRAINT SYSTEM to diagnose all the RCM DTCs. If no RCM DTCs are present, GO to PINPOINT TEST P .
C1963	Stability Control Inhibit Warning	GO to PINPOINT TEST P .
C1975	IVD Plausibility Failure	GO to PINPOINT TEST P .
C2770	Longitudinal Acceleration Sensor Plausibility Failure	This DTC indicates a concern with the longitudinal accelerometer which is integral to the RCM . REFER to SUPPLEMENTAL RESTRAINT SYSTEM to diagnose all the RCM DTCs. If no RCM DTCs are present, GO to PINPOINT TEST P .
C2775	TC/AYC ON/OFF Switch Stuck Failure	GO to PINPOINT TEST R .
C2809	Hill Descent Control Switch Stuck	GO to PINPOINT TEST J .
U0073	Control Module Communication Bus A Off	REFER to MODULE COMMUNICATIONS NETWORK to diagnose the High Speed Controller Area Network (HS-CAN).
U0100	Loss of Communication with ECM/PCM	GO to PINPOINT TEST K .
U0114	Lost Communication With Four-Wheel Drive Clutch Control Module	GO to PINPOINT TEST L .
U0131	Lost Communication With Power Steering Control Module (VAPS)	GO to PINPOINT TEST M . For the 6.2L engine, GO to PINPOINT TEST N .
U0140	Lost Communication With Body Control Module (GEM)	GO to PINPOINT TEST O .
U0151	Lost Communication With Restraints Control Module	GO to PINPOINT TEST P .
U0155	Lost Communication With Instrument Panel Cluster (IC) Control Module	GO to PINPOINT TEST Q .
U0401	Invalid Data Received From ECM/PCM	This DTC sets when the ABS module receives invalid network data from the PCM. RETRIEVE and REPAIR all non-network DTCs in the PCM. REFER to ELECTRONIC ENGINE CONTROLS .
U0414	Invalid Data Received from Four-Wheel Drive Clutch Control Module	This DTC sets when the ABS module receives invalid network data from the Transfer Case Control Module (TCCM). RETRIEVE and REPAIR all non-network DTCs in the TCCM . REFER to FOUR-WHEEL DRIVE (4WD) SYSTEMS .
U0423	Invalid Data Received From Instrument Panel Control Module	This DTC sets when the ABS module receives invalid network data from the Instrument Panel Cluster (IPC). RETRIEVE and REPAIR all non-network DTCs in the IPC . REFER to INSTRUMENTATION, MESSAGE CENTER, AND WARNING CHIMES .
U0428	Invalid Data Received from Steering Angle Sensor Module	This DTC sets when the ABS module receives invalid steering angle network data. For vehicles equipped with Hydraulic Power Assist Steering (HPAS), this data is sent from the Steering Column Control Module (SCCM). RETRIEVE and REPAIR all non-network DTCs in the SCCM . REFER to STEERING COLUMN SWITCHES . For vehicles equipped with Electronic Power Assist Steering (EPAS), this data is sent from the Power Steering Control Module (PSCM). RETRIEVE and REPAIR all non-network DTCs in the PSCM . REFER to STEERING SYSTEM - HYDRAULIC POWER ASSIST STEERING (HPAS) .
U0452	Invalid Data Received From Restraints Control Module	This DTC sets when the ABS module receives invalid network data from the RCM . RETRIEVE and REPAIR all non-network DTCs in the RCM . REFER to SUPPLEMENTAL RESTRAINT SYSTEM . If no RCM DTCs are present, GO to PINPOINT TEST P .
U2050	No Application Present	CONFIGURE the ABS module. REFER to Programmable Module Installation (PMI) in MODULE CONFIGURATION . CLEAR the DTCs. REPEAT the self test.
U2051	One or More Calibration Files Missing/Corrupt	CLEAR the DTC. CARRY OUT the ABS module self-test. If DTC U2051 returns, RECONFIGURE the ABS module using as-built data. REFER to PMI Using the Integrated Diagnostic System (IDS) When the Original Module is NOT Available in MODULE CONFIGURATION . CLEAR the DTC and REPEAT the self-test. If DTC U2051 returns, INSTALL a new ABS module. REFER to ANTI-LOCK BRAKE SYSTEM (ABS) MODULE . CLEAR the DTC. REPEAT the self-test.
U2152	SCP (J1850) Invalid Data from GEM	This DTC sets when the ABS module receives invalid network data from the Body Control Module (BCM). RETRIEVE and REPAIR all non-network DTCs in the BCM . REFER to MULTIFUNCTION ELECTRONIC MODULES .