Chassis
generic / SAE
C052E
ABS Pump Motor Control Circuit Low
ABS pump motor control voltage below expected range. Wiring faults of this kind typically come from chafing, water ingress at connector seals, or pin push-back — a wiggle test on the harness while the code is active often confirms the location.
SystemChassis
Typegeneric / SAE
GroupC0
Range / number5 / 2E
Possible causes
- Wiring shorted to ground high
- Connector pins corroded - high contact resistance low
- Harness chafing through insulation 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: abs pump motor
- Component: motor wiring
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012