OBD-II code · Network
U011F Lost Communication With V2X Module
ECU lost CAN communication with the V2X (vehicle-to-everything) module. Connected/cooperative driving features degraded.
Is it safe to drive with U011F?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyModule unpowered
- Less likelyGateway module routing CAN messages incorrectly
- Less likelyCAN terminating resistor (120 Ω) drifted out of spec
Symptoms
- Multiple warning lights may illuminate
- Affected modules may go into limp mode or shut down
- Specific functions inoperative depending on module
- Diagnostic tools may show communication faults
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 1–4 h
- Emissions test
- Usually unaffected
- After the fix
- A drive cycle is needed before the light stays off
- Parts involved
- V2x Module, Can Bus
Related codes
- U011CLost Communication With Rocker Arm Control Module B
- U011DLost Communication With All Wheel Drive Control Module
- U011ELost Communication With Throttle Actuator B Control Module
- U0120Lost Communication with Starter/Generator Control Module
- U0121Lost Communication with ABS Control Module
- U0122Lost Communication with Vehicle Dynamics Control Module
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.