AIR SUSPENSION SYSTEM DIAGNOSTIC TROUBLE CODE CHART

Table 1. Air Suspension System

DTC No.

Detection Item

Trouble Area

Warning Indicate

Link

C1713/13

Rear Height Control Sensor RH Circuit Malfunction

  • Harness or connector

  • Rear height control sensor RH

  • Suspension control ECU

Indicated

Click here

C1714/14

Rear Height Control Sensor LH Circuit Malfunction

  • Harness or connector

  • Rear height control sensor LH

  • Suspension control ECU

Indicated

Click here

C1715/15

Front Acceleration Sensor RH Malfunction

  • Harness or connector

  • Front acceleration sensor RH

  • Suspension control ECU

Not indicated

Click here

C1716/16

Front Acceleration Sensor LH Malfunction

Suspension control ECU (front acceleration sensor LH)

Not indicated

Click here

C1717/17

Rear Acceleration Sensor Malfunction

  • Harness or connector

  • Rear acceleration sensor

  • Suspension control ECU

Not indicated

Click here

C1731/31

FR Damping Force Control Actuator Circuit

  • Harness or connector

  • Front absorber control actuator RH

  • Suspension control ECU

Not indicated

Click here

C1732/32

FL Damping Force Control Actuator Circuit

  • Harness or connector

  • Front absorber control actuator LH

  • Suspension control ECU

Not indicated

Click here

C1733/33

RR Damping Force Control Actuator Circuit

  • Harness or connector

  • Rear absorber control actuator RH (Rear shock absorber assembly)

  • Suspension control ECU

Not indicated

Click here

C1734/34

RL Damping Force Control Actuator Circuit

  • Harness or connector

  • Rear absorber control actuator LH (Rear shock absorber assembly)

  • Suspension control ECU

Not indicated

Click here

C1745/45

Exhaust Solenoid

  • Harness or connector

  • Exhaust solenoid valve (Height control compressor)

  • Suspension control ECU

Indicated

Click here

C1746/46

Gate Solenoid Valve Circuit

  • Harness or connector

  • Gate solenoid valve (No. 2 height control valve)

  • Suspension control ECU

Indicated

Click here

C1747/47

Leveling Solenoid Valve Circuit

  • Harness or connector

  • Leveling solenoid valve (No. 2 height control valve)

  • Suspension control ECU

Indicated

Click here

C1751/51

Compressor Relay Coil Malfunction

  • Harness or connector

  • AIR SUS relay (Suspension control relay)

  • Suspension control ECU

Indicated

Click here

C1752/52

Compressor Motor Malfunction

  • AIR SUS fuse

  • Harness or connector

  • Height control compressor

  • Suspension control ECU

Indicated

Click here

C1761/61

Continuous Current to Compressor Motor

  • Air leakage from air tube or each valve

  • No. 2 Height control valve

  • Exhaust valve (Height control compressor)

  • Compressor motor (Height control compressor)

  • AIR SUS relay

  • Harness or connector

  • Suspension control ECU

Not indicated

Click here

C1762/62

Continuous Current to Exhaust Solenoid

  • Air leakage from air tube or each valve

  • No. 2 Height control valve

  • Exhaust valve (Height control compressor)

  • Harness or connector

  • Suspension control ECU

Not indicated

Click here

C1781/81

Suspension Control ECU Malfunction

Suspension control ECU

Indicated

Click here

C1782/82

Low Battery Positive Voltage

  • Battery

  • Charging system

  • AIR SUS fuse

  • AIR SUS NO. 2 fuse

  • AVS fuse

  • Harness or connector

  • Suspension control ECU

Not indicated

Click here

C1783/83

Front Wheels Speed Sensor Signal Malfunction

  • Brake control system

  • Suspension control ECU

Indicated

Click here

C1784/84

Steering Sensor Signal Malfunction

  • Steering angle sensor (spiral cable sub-assembly)

  • Steering angle sensor power source circuit

  • Suspension control ECU

Not indicated

Click here

C1787/87

(Horizontality) G Sensor Malfunction

  • Yaw rate and acceleration sensor

  • Suspension control ECU

Not indicated

Click here

C1789/89

Vehicle Identification Malfunction

  • Suspension control ECU

  • ECM

Not indicated

Click here

C1791/91

Adaptive Variable Suspension (AVS) Switch Circuit (Test Mode DTC)

  • Absorber control switch (combination switch)

  • Harness or connector

  • Suspension control ECU

-

Click here

C1792/92

Height Control Switch Circuit (Test Mode DTC)

  • Height control switch (combination switch)

  • Harness or connector

  • Suspension control ECU

-

Click here

C1794/94

Height Control OFF Switch Circuit (Test Mode DTC)

  • Height control OFF switch (combination switch)

  • Harness or connector

  • Suspension control ECU

-

Click here

C1796/96

(Up & Down) G Sensor FR

  • Harness or connector

  • Front acceleration sensor RH

  • Suspension control ECU

-

Click here

C1797/97

(Up & Down) G Sensor FL

Suspension control ECU (front acceleration sensor LH)

-

Click here

C1798/98

(Up & Down) G Sensor Rear

  • Harness or connector

  • Rear acceleration sensor

  • Suspension control ECU

-

Click here

U0100/71

Lost Communication with ECM/PCM "A"

CAN communication system

Not indicated

Click here

U0114/71

Lost Communication with Four-Wheel Drive Clutch Control Module

CAN communication system

Not indicated

Click here

U0122/71

Lost Communication with Vehicle Dynamics Control Module

CAN communication system

Indicated

Click here

U0124/71

Lost Communication with Lateral Acceleration Sensor Module

CAN communication system

Not indicated

Click here

U0126/71

Lost Communication with Steering Angle Sensor Module

CAN communication system

Not indicated

Click here

U0140/71

Lost Communication with Body Control Module

CAN communication system

Not indicated

Click here