Chassis
generic / SAE
C0532
Motor Control A Circuit High
Motor Control A Circuit High: the signal voltage is above the expected range. Often an open circuit or a short to supply voltage.
SystemChassis
Typegeneric / SAE
GroupC0
Range / number5 / 32
Possible causes
- Wiring shorted to battery high
- Connector pins corroded - high contact resistance low
- Supply wire pinched against B+ source low
Symptoms
- ABS warning light on
- ESC/stability control deactivated
- Possible reduced brake assist
- Speedometer may behave erratically
Inspection / repair
- Difficulty: medium
- DIY: shop recommended
- Estimated cost: 80–800 €
- Estimated time: 0.5–3 h
- Component: chassis motor a
- Component: motor wiring
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012