Invalid Data Received from Ride Level Control Module
2000-2012 Mitsubishi Eclipse 2.4L I4
Description
Data from the air suspension or ride height control module is corrupted.
Symptoms
- Suspension warning light
- Incorrect ride height
- Vehicle listing to one side
- Compressor cycling abnormally
Common Causes
- Height sensor calibration lost
- CAN bus noise
- Module sending incorrect data
- Sensor wiring issue
Diagnostic Steps
- Check ride height sensor readings
- Recalibrate suspension module
- Test CAN bus quality
- Inspect height sensor wiring
- Compare actual vs reported ride height
Repair Notes
Recalibrate ride height sensors. Check sensor wiring at each corner.
Related Codes
Other Network Codes
- U0001High Speed CAN Communication Bus
- U0002High Speed CAN Communication Bus Performance
- U0003High Speed CAN Communication Bus (+) Open
- U0004High Speed CAN Communication Bus (+) Low
- U0005High Speed CAN Communication Bus (+) High
- U0006High Speed CAN Communication Bus (-) Open
- U0007High Speed CAN Communication Bus (-) Low
- U0008High Speed CAN Communication Bus (-) High
- U0009High Speed CAN Communication Bus Shorted Together
- U0010Medium Speed CAN Communication Bus
U0420 on Other Vehicles
Mitsubishi 3000GT
1991-1999 3.0L V6
Mitsubishi 3000GT VR-4
1991-1999 3.0L Twin Turbo V6
Mitsubishi 3000GT VR-4
1991-1999 3.0L V6 Twin Turbo
Mitsubishi Colt JP
2002-2012 1.3L I4 4A90
Mitsubishi Colt JP
2002-2012 1.5L I4 4A91
Mitsubishi Delica D:5
2019-2025 2.2L I4 Turbo Diesel 4N14
Mitsubishi Diamante
1992-1996 3.0L V6
Mitsubishi Diamante
1997-2004 3.5L V6
Common Questions
What does code U0420 mean on a 2000-2012 Mitsubishi Eclipse?
U0420 stands for "Invalid Data Received from Ride Level Control Module". Data from the air suspension or ride height control module is corrupted.
What are the symptoms of U0420 on a Mitsubishi Eclipse?
Common symptoms of U0420 include: Suspension warning light, Incorrect ride height, Vehicle listing to one side, Compressor cycling abnormally.
What causes U0420 on a 2000-2012 Mitsubishi Eclipse?
Common causes of U0420 include: Height sensor calibration lost, CAN bus noise, Module sending incorrect data, Sensor wiring issue.