C1868
Air Suspension Rear Inflator Solenoid Output Circuit Short To Ground
C1868 is an OBD-II diagnostic trouble code meaning: Air Suspension Rear Inflator Solenoid Output Circuit Short To Ground. Common causes: short circuit in wiring harness, supercharger solenoid malfunction. Estimated repair cost: $56–167.
Symptoms
- Incorrect height of the rear of the car
- Suspension fault indicator is on
- The air suspension system is switched off
- Uneven axle load
Causes
- Short circuit in wiring harness
- Supercharger solenoid malfunction
- Problems with the air suspension control unit
- Corroded or damaged contacts
- Open or short circuit in power supply
How to Fix
- Conduct a visual inspection of the wiring harness and contacts
- Check the solenoid resistance with a multimeter
- Check the continuity of the circuit from the control unit to the solenoid
- Replace faulty solenoid if necessary
- Clean or replace damaged contacts
- Reset the error and check the system operation
Related codes
FAQ
What does the C1868 code mean?
C1868 is an OBD-II diagnostic trouble code that indicates: Air Suspension Rear Inflator Solenoid Output Circuit Short To Ground
What causes a C1868 error code?
The most common causes of C1868 include: Short circuit in wiring harness; Supercharger solenoid malfunction; Problems with the air suspension control unit; Corroded or damaged contacts.
How do I fix a C1868 diagnostic trouble code?
To fix C1868: Conduct a visual inspection of the wiring harness and contacts. Check the solenoid resistance with a multimeter. Check the continuity of the circuit from the control unit to the solenoid. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with C1868?
Limited driving only, diagnose soon
How much does it cost to fix C1868?
The estimated repair cost for C1868 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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