Network
generic / SAE
U0432
Invalid Data Received from 4-Wheel Drive Clutch Control Module
The 4WD coupling controller delivers implausible torque or temperature data. AWD operation is degraded; on many vehicles the driveline warning lamp illuminates.
SystemNetwork
Typegeneric / SAE
GroupU0
Range / number4 / 32
Possible causes
- Coupling oil overheated medium
- Gateway module routing CAN messages incorrectly low
- CAN terminating resistor (120 Ω) drifted out of spec low
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
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 200–2000 €
- Estimated time: 1–6 h
- Component: awd coupling module
- MIL / check engine light
Sources
References
sae:J2012