Suspension (Electronic) DTCS

SUSPENSION (ELECTRONIC) CONTROL MODULE DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC	Description	Source	Perform Test
B1317	Battery Voltage High	RAS Module	Go To PINPOINT TEST C .
B1318	Battery Voltage Low	RAS Module	Go To PINPOINT TEST C .
B1342	ECU is Defective	RAS Module	INSTALL a new rear air suspension control module. REFER to MODULE - AIR SUSPENSION CONTROL . TEST the system for normal operation.
B1566	Door Ajar Circuit Short to Ground	RAS Module	Go To PINPOINT TEST D .
B2477	Module Configuration Failure	RAS Module	REFER to MODULE CONFIGURATION .
C1445	Vehicle Speed Signal Circuit Failure	Anti-Lock Brake System (ABS) Module	REFER to ANTI-LOCK CONTROL-TRACTION CONTROL .
C1724	Air Suspension Height Sensor Power Circuit Failure	Rear Air Suspension Control Module	Go To PINPOINT TEST E .
C1726	Air Suspension Rear Pneumatic Failure	RAS Module	Go To PINPOINT TEST F .
C1760	Air Suspension Rear Height Sensor High Signal Circuit Failure	RAS Module	Go To PINPOINT TEST G .
C1770	Air Suspension Vent Solenoid Output Circuit Failure	RAS Control Module	Go To PINPOINT TEST H .
C1790	Air Suspension LR Air Spring Solenoid Output Circuit Failure	RAS Module	Go To PINPOINT TEST I .
C1795	Air Suspension RR Air Spring Solenoid Output Circuit Failure	RAS Module	Go To PINPOINT TEST I .
C1830	Air Suspension Compressor Relay Circuit Failure	RAS Module	Go To PINPOINT TEST J .
C1840	Air Suspension Disable Switch Circuit Failure	RAS Module	Go To PINPOINT TEST K .
C1897	Steering VAPS Circuit Loop Failure	RAS Module	REFER to STEERING SYSTEM-GENERAL INFORMATION .
C1964	Air Suspension Air Compressor Request Exceeded Maximum Timing	RAS Module	DTC code C1964 indicates that the air compressor has overheated and is unable to enter the self-test. Allow the air compressor to cool down for approximately five minutes. CLEAR the DTC. REPEAT the self-test.
U1026	SCP Invalid or Missing Data for Engine RPM	PCM	CARRY OUT the PCM Self-Test.