OBD-II code · Network
U067E Lost Communication With Exhaust Pressure Control Valve B Sensor/Switch
The vehicle bus reports loss of communication with smart exhaust pressure control valve B position sensor/switch. Closed-loop control loses its feedback.
Is it safe to drive with U067E?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyBus wiring open or shorted
- PossibleModule without power or ground
- PossibleModule failed
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
- 0.5–3 h
- Emissions test
- Likely to fail
- After the fix
- A drive cycle is needed before the light stays off
- Parts involved
- Exhaust Pressure Valve B Sensor, Vehicle Bus Wiring
Related codes
- U0650Lost Communication With Exhaust Pressure Control Valve A Sensor/Switch
- U067BLost Communication With Engine Disconnect Clutch Pressure Sensor
- U067CLost Communication With Fan 3
- U067DLost Communication With Fan 4
- U067FLost Communication With Barometric Pressure Sensor A
- U0680Lost Communication With Barometric Pressure Sensor B
- U0681Lost Communication With Throttle/Pedal Position Sensor/Switch D
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.