Fault Code U0139
Code meaning, symptoms, possible causes, part number, and estimated cost.
U0139
Lost Communication With Control Module
Code U0139 indicates that the vehicle has lost communication with the Adaptive Suspension Control Module (ASCM). This affects the vehicle's ability to adjust the suspension to road conditions.
Part Details
Part Name
Adaptive Suspension Control Module (ASCM)
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪900 - ₪4000
Engine Location
Engine compartment/Trunk
Symptoms
- Check Engine Light illuminated
- Harsh or unstable ride
- Unresponsive suspension
- Poor stability/comfort control
Possible Causes
- 1Faulty ASCM module
- 2Damaged wiring or short in the CAN Bus system
- 3Loose or corroded connections
- 4Power supply issue to the module
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