ABS Pump Motor Circuit Short to Ground
The C0007 code means the vehicle's onboard diagnostic system has detected: ABS Pump Motor Circuit Short to Ground. This is a critical severity code.
- Keep driving?
- Short distances only
- DIY difficulty
- hard
- Estimated cost
- $400 - $1300 (parts and labor)
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Common Symptoms
- ABS warning light on
- ABS fuse may be blown
- Traction control light on
- Burning smell from ABS unit area
Probable Causes (Ranked by Likelihood)
- Shorted ABS pump motor windings Very High
- Damaged pump motor wiring contacting ground High
- Water intrusion into pump motor connector Moderate
- Internal ABS hydraulic unit short Low
Step-by-Step Diagnostic Procedure
-
Check ABS fuses for blown condition
-
Disconnect pump motor and test for short to ground
-
Inspect pump motor wiring for chafing or damage
-
Measure pump motor insulation resistance
Frequently Asked Questions
What does short to ground mean?
The pump motor circuit is making unintended contact with the vehicle body, causing excessive current flow.
Can a short to ground damage the ABS module?
Yes, a persistent short can damage the ABS module internal driver circuits.
How do I find a short to ground?
Disconnect the pump motor and check for continuity between each motor wire and ground.
Sources
This page is built from documented references. Verify against your own service info before repair work.
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