Powertrain
generic / SAE
P0CA1
Drive Motor Control Module Requested MIL Illumination
The drive motor control module has requested MIL illumination via the inter-module bus. Underlying fault is reported separately.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / numberC / A1
Possible causes
- Downstream fault in drive motor system high
- Communication lag medium
Symptoms
- EV/hybrid system warning light on
- Reduced motor power or torque
- Possible limp mode or vehicle shutdown
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 100–500 €
- Estimated time: 0.5–3 h
- Component: drive motor control module
- Component: module communication bus
- MIL / check engine light
Sources
References
sae:J2012