U0132
NetworkModule Communicationhigh severityLost Communication with Ride Level Control Module
What U0132 Means
Cannot communicate with the air suspension or ride height control module.
Symptoms
- Suspension warning light
- Vehicle sitting low
- Ride height not adjusting
- Compressor running constantly or not at all
Common Causes
- Air suspension module failure
- CAN bus wiring issue
- Module power loss
- Fuse blown
- Air compressor relay failure
Diagnostic Steps
- Check ride level module fuse
- Test module power and ground
- Check CAN wiring
- Test air compressor operation
- Check height sensor signals
Where to start: Check fuses and air compressor relay. Common on vehicles with air suspension (Lincoln, Mercedes, Range Rover).
🔌 Don't have a code reader?
Any of these will read and clear this code — pick by how deep you want to go.
Budget handheld~$40
ANCEL AD410 →
No-phone-needed handheld — reads, clears, live data, freeze frame.
✓ ANCEL official store
Serious DIY~$100
BlueDriver Pro →
Enhanced codes (ABS, airbag, TPMS) plus repair reports.
SHOP FAVORITEShop-grade tablet~$300
Autel MaxiCOM MK808S →
Bidirectional tests, service resets, all systems.
✓ Autel official store
Pro diagnostics$1,500+
Autel MaxiSys MS906 Pro →
Full-system pro platform — topology mapping, ECU coding, the works.
✓ Autel official store
As an Amazon Associate and Autel/ANCEL partner, OLP earns from qualifying purchases — how we link. This never changes the specs we publish.
Related Codes
Community Confirmed Fixes
No confirmed fixes yet for this code. Be the first to contribute!
Submit a FixFound a Fix for U0132?
Help other technicians by sharing what worked on your vehicle.
Submit Your Fix