Suspension DTCS

REAR AIR SUSPENSION (RAS) CONTROL MODULE DIAGNOSTIC TROUBLE CODE CHART (DTC) LIST

DTC	Description	Source	Perform Test
B1317	Battery Voltage High	RAS Module	Go To PINPOINT TEST C: DTC B1317/B1318 - BATTERY VOLTAGE HIGH/LOW .
B1318	Battery Voltage Low	RAS Module	Go To PINPOINT TEST C: DTC B1317/B1318 - BATTERY VOLTAGE HIGH/LOW .
C1724	Air Suspension Height Sensor Power Circuit Failure	Rear Air Suspension Control Module	Go To PINPOINT TEST D: DTC C1724 -AIR SUSPENSION HEIGHT SENSOR POWER CIRCUIT FAILURE .
C1726	Air Suspension Rear Pneumatic Failure	RAS Module	Go To PINPOINT TEST E: DTC C1726 - AIR SUSPENSION PNEUMATIC FAILURE .
C1760	Air Suspension Rear Height Sensor High Signal Circuit Failure	RAS Module	Go To PINPOINT TEST F: DTC C1760 - AIR SUSPENSION REAR HEIGHT SENSOR HIGH SIGNAL CIRCUIT FAILURE .
C1770	Air Suspension Vent Solenoid Output Circuit Failure	RAS Control Module	Go To PINPOINT TEST G: DTC C1770-AIR SUSPENSION VENT SOLENOID OUTPUT CIRCUIT FAILURE .
C1790	Air Suspension LR Air Spring Solenoid Output Circuit Failure	RAS Module	Go To PINPOINT TEST H: DTCS C1790/C1795-LR/RR AIR SUSPENSION AIR SPRING SOLENOID OUTPUT CIRCUIT FAILURE .
C1795	Air Suspension RR Air Spring Solenoid Output Circuit Failure	RAS Module	Go To PINPOINT TEST H: DTCS C1790/C1795-LR/RR AIR SUSPENSION AIR SPRING SOLENOID OUTPUT CIRCUIT FAILURE .
C1830	Air Suspension Compressor Relay Circuit Failure	RAS Module	Go To PINPOINT TEST I: DTC C1830-AIR COMPRESSOR RELAY CIRCUIT FAILURE .
C1840	Air Suspension Disable Switch Circuit Failure	RAS Module	Go To PINPOINT TEST J: DTC C1840-AIR SUSPENSION SWITCH CIRCUIT FAILURE .
U1026	SCP Invalid or Missing Data for Engine RPM	PCM	CARRY OUT the PCM Self-Test.
U1123	SCP Invalid or Missing Data for Odometer	ABS	CARRY OUT the ABS Self-Test.
U1041	SCP Invalid or Missing Data for Vehicle Speed	ABS	CARRY OUT the ABS Self-Test.
U1099	SCP Invalid or Missing Data for External Access (Vehicle Doors)	DDM	CARRY OUT the Driver Door Module (DDM) Self-Test.