Air Suspension Right Rear Ride Height Level Control
Table of contents
C1543 RAM Possible Causes
- Faulty Right Rear Ride Air Spring Control Valve
- Faulty Air Suspension Solenoid
- Air Suspension Solenoid harness is open or shorted
- Air Suspension Solenoid circuit poor electrical connection
- Faulty Air Suspension Control Module (ASCM)
How do I fix code C1543 RAM?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Tech Notes
- C1543-11-RIGHT REAR RIDE HEIGHT LEVEL CONTROL – CIRCUIT SHORT TO GROUND
- C1543-12-RIGHT REAR RIDE HEIGHT LEVEL CONTROL – CIRCUIT SHORT TO BATTERY
- C1543-13-RIGHT REAR RIDE HEIGHT LEVEL CONTROL – CIRCUIT OPEN
- C1543-96-RIGHT REAR RIDE HEIGHT LEVEL CONTROL – COMPONENT INTERNAL FAILURE
Cost of diagnosing the C1543 RAM code
The cost of diagnosing the C1543 RAM code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Anti-Lock Brake System (ABS) Warning Light ON
- Engine Light ON (or Service Engine Soon Warning Light)
C1543 RAM Description
The Air Suspension Control Module (ASCM) monitors the Right Rear Ride Air Spring Control Valve. The ECM sets the OBDII code when the Air Suspension Control Module (ASCM) detects when the Right Rear Ride Air Spring Control Valve is not to factory specifications while the ignition is in the Run position.