Air Suspension Compressor Circuit
2018-2018 Lincoln MKX 3.7L V6
The 2018 Lincoln MKX is equipped with a 3.7L V6 engine. Below you'll find detailed c0310 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
Description
Malfunction in the air suspension compressor motor circuit.
Symptoms
- Suspension warning light
- Vehicle sitting low
- Compressor not running
- Ride height not adjusting
Common Causes
- Compressor motor failure
- Compressor relay fault
- Wiring damage
- Compressor thermal cutout tripped
- Blown fuse
Diagnostic Steps
- Check compressor relay and fuse
- Test compressor motor by applying direct power
- Listen for compressor operation
- Check for compressor overheating
- Inspect wiring and connector
Repair Notes
Allow compressor to cool if overheated. Replace compressor if motor has failed. Check fuse and relay.
Related Codes
Other Chassis Codes
- C0021LF Wheel Speed Sensor Range/Performance
- C0021LF Wheel Speed Sensor Range/Performance
- C0022RF Wheel Speed Sensor Range/Performance
- C0022RF Wheel Speed Sensor Range/Performance
- C0023LR Wheel Speed Sensor Range/Performance
- C0023LR Wheel Speed Sensor Range/Performance
- C0024RR Wheel Speed Sensor Range/Performance
- C0024RR Wheel Speed Sensor Range/Performance
- C0025LF Wheel Speed Sensor Circuit Intermittent
- C0025LF Wheel Speed Sensor Circuit Intermittent
C0310 on Other Vehicles
Lincoln Aviator
2003-2003 4.6L V8 DOHC
Lincoln Aviator
2004-2004 4.6L V8 DOHC
Lincoln Aviator
2005-2005 4.6L V8 DOHC
Lincoln Aviator
2020-2020 3.0L Twin-Turbo V6
Lincoln Aviator
2020-2020 3.0L V6 Twin Turbo
Lincoln Aviator
2020-2020 3.0L V6 Twin Turbo Hybrid
Lincoln Aviator
2021-2021 3.0L Twin-Turbo V6
Lincoln Aviator
2021-2021 3.0L V6 Twin Turbo
Common Questions
What does code C0310 mean on a 2018-2018 Lincoln MKX?
C0310 stands for "Air Suspension Compressor Circuit". Malfunction in the air suspension compressor motor circuit.
What are the symptoms of C0310 on a Lincoln MKX?
Common symptoms of C0310 include: Suspension warning light, Vehicle sitting low, Compressor not running, Ride height not adjusting.
What causes C0310 on a 2018-2018 Lincoln MKX?
Common causes of C0310 include: Compressor motor failure, Compressor relay fault, Wiring damage, Compressor thermal cutout tripped, Blown fuse.
Last updated: March 2026