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Active Height Control Suspension

ACTIVE HEIGHT CONTROL SUSPENSION DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION

DTC Code Description
C123A-12 Supply Voltage Circuit IG Voltage Malfunction
C123A-14 Supply Voltage Circuit IG Open
C1711-12 Front Height Control Sensor RH Circuit Circuit Short to Battery
C1711-14 Front Height Control Sensor RH Circuit Circuit Short to Ground or Open
C1712-12 Front Height Control Sensor LH Circuit Circuit Short to Battery
C1712-14 Front Height Control Sensor LH Circuit Circuit Short to Ground or Open
C1713-12 Rear Height Control Sensor RH Circuit Circuit Short to Battery
C1713-14 Rear Height Control Sensor RH Circuit Circuit Short to Ground or Open
C1714-12 Rear Height Control Sensor LH Circuit Circuit Short to Battery
C1714-14 Rear Height Control Sensor LH Circuit Circuit Short to Ground or Open
C1720-87 Oil Pressure Oil Temperature Sensor Missing Message
C1720-96 Oil Pressure Oil Temperature Sensor Component Internal Failure
C1721-1C Oil Pressure Oil Temperature Sensor Circuit Short to Ground or Open or Short to Battery
C172A-1C Front Height Control Sensor RH Circuit Circuit Voltage Out of Range
C172B-1C Front Height Control Sensor LH Circuit Circuit Voltage Out of Range
C172C-1C Rear Height Control Sensor RH Circuit Circuit Voltage Out of Range
C172D-1C Rear Height Control Sensor LH Circuit Circuit Voltage Out of Range
C1736-12 FR Spring Switch Valve Circuit Circuit Short to Battery
C1736-14 FR Spring Switch Valve Circuit Circuit Short to Ground or Open
C1737-12 FL Spring Switch Valve Circuit Circuit Short to Battery
C1737-14 FL Spring Switch Valve Circuit Circuit Short to Ground or Open
C1738-12 RR Spring Switch Valve Circuit Circuit Short to Battery
C1738-14 RR Spring Switch Valve Circuit Circuit Short to Ground or Open
C1739-12 RL Spring Switch Valve Circuit Circuit Short to Battery
C1739-14 RL Spring Switch Valve Circuit Circuit Short to Ground or Open
C1741-12 FR Height Control Solenoid Circuit Circuit Short to Battery
C1741-14 FR Height Control Solenoid Circuit Circuit Short to Ground or Open
C1742-12 FL Height Control Solenoid Circuit Circuit Short to Battery
C1742-14 FL Height Control Solenoid Circuit Circuit Short to Ground or Open
C1743-12 RR Height Control Solenoid Circuit Circuit Short to Battery
C1743-14 RR Height Control Solenoid Circuit Circuit Short to Ground or Open
C1744-12 RL Height Control Solenoid Circuit Circuit Short to Battery
C1744-14 RL Height Control Solenoid Circuit Circuit Short to Ground or Open
C1756-14 Pump Motor Relay Coil Circuit Short to Ground or Open
C177A-12 Cut Valve Circuit Circuit Short to Battery
C177A-14 Cut Valve Circuit Circuit Short to Ground or Open
C177D-A2 Supply Voltage Circuit +B Open
C177D-A3 Supply Voltage Circuit +B Voltage Malfunction
C1780-04 ECU Malfunction System Internal Failure
C178F-7F Oil Pressure Failure Actuator Stuck Off
C1790-7A Oil Circuit Failure Fluid Leak or Seal Failure
C17A0-12 FR Bypass Valve Circuit Short Circuit Short to Battery
C17A0-14 FR Bypass Valve Circuit Open Circuit Short to Ground or Open
C17A4-12 FL Bypass Valve Circuit Short Circuit Short to Battery
C17A4-14 FL Bypass Valve Circuit Open Circuit Short to Ground or Open
C17A8-12 RR Bypass Valve Circuit Short Circuit Short to Battery
C17A8-14 RR Bypass Valve Circuit Open Circuit Short to Ground or Open
C17AC-12 RL Bypass Valve Circuit Short Circuit Short to Battery
C17AC-14 RL Bypass Valve Circuit Open Circuit Short to Ground or Open
C17B8-11 Oil Temperature Sensor Circuit Short to Ground
C17B8-15 Oil Temperature Sensor Circuit Short to Battery or Open
U1303-57 Software Incompatibility with Stop and Start Control Module Invalid / Incompatible Software Component