Power Steering Control Module (PSCM) DTC Chart

POWER STEERING CONTROL MODULE (PSCM) DTC CHART

DTCs	Description	Action
B1317	Battery Voltage High	GO to PINPOINT TEST A .
B1318	Battery Voltage Low	GO to PINPOINT TEST A .
B1342	ECU is Faulted	CLEAR the DTCs. CYCLE the ignition switch to the OFF position for 3 seconds. REPEAT the self-test. If DTC B1342 is retrieved again, INSTALL a new steering column. REFER to STEERING COLUMN . REPEAT the self-test.
B2277	Electric Power Steering Motor Malfunction	GO to PINPOINT TEST B .
B2278	Steering Shaft Torque Sensor Malfunction	GO to PINPOINT TEST B .
B2477	Module Configuration Failure	CONFIGURE the PSCM. REFER to Programmable Module Installation (PMI) in MODULE CONFIGURATION . CALIBRATE the steering wheel position sensor. REFER to STEERING WHEEL POSITION SENSOR CALIBRATION . CLEAR the DTCs. REPEAT the self-test. If DTC B2477 is retrieved again, INSTALL a new steering column. REFER to STEERING COLUMN . REPEAT the self-test.
B227B	Steering Shaft Position Sensor Malfunction	GO to PINPOINT TEST B .
C2000	Steering Angle Sensor Not Calibrated	CALIBRATE the steering wheel position sensor, REFER to STEERING WHEEL POSITION SENSOR CALIBRATION . CLEAR the DTCs. REPEAT the self-test. If DTC C2000 is retrieved again, INSTALL a new steering column. REFER to STEERING COLUMN . REPEAT the self-test.
U0100	Lost Communication With ECM/PCM	REPAIR all other DTCs first. If DTC U0100 is still present, REFER to MODULE COMMUNICATIONS NETWORK to diagnose the High Speed Controller Area Network (HS-CAN) bus.
U0101	Lost Communication With TCM	REPAIR all other DTCs first. If DTC U0101 is still present, REFER to MODULE COMMUNICATIONS NETWORK to diagnose the HS-CAN bus.
U0155	Lost Communication With Instrument Panel Cluster	REPAIR all other DTCs first. If DTC U0155 is still present, REFER to MODULE COMMUNICATIONS NETWORK to diagnose the HS-CAN bus.
U2023	Fault Received From External Node	One or more modules are reporting a DTC. RETRIEVE DTCs from all other modules. REFER to the module's respective part for diagnosis. If no DTCs are present, REFER to MODULE COMMUNICATIONS NETWORK to diagnose the HS-CAN bus.