OBD Guide
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C12E7

ABS Power Switch Circuit Shorted

C12E7 is an OBD-II diagnostic trouble code meaning: ABS Power Switch Circuit Shorted. Common causes: wiring harness damage, abs relay malfunction. Estimated repair cost: $56–167.

Severity
🔴 High
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • The ABS indicator on the dashboard is on
  • ABS system does not work
  • Possible problems with braking

Causes

  • Wiring harness damage
  • ABS relay malfunction
  • Blown fuse
  • Short circuit in power supply

How to Fix

  1. Check ABS circuit fuse
  2. Inspect the wiring harness for damage
  3. Check ABS relay
  4. Measure the voltage in the power circuit
  5. Replace damaged components

Related codes

C12E6C12E8

FAQ

What does the C12E7 code mean?

C12E7 is an OBD-II diagnostic trouble code that indicates: ABS Power Switch Circuit Shorted

What causes a C12E7 error code?

The most common causes of C12E7 include: Wiring harness damage; ABS relay malfunction; Blown fuse; Short circuit in power supply.

How do I fix a C12E7 diagnostic trouble code?

To fix C12E7: Check ABS circuit fuse. Inspect the wiring harness for damage. Check ABS relay. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C12E7?

Limited driving only, diagnose soon

How much does it cost to fix C12E7?

The estimated repair cost for C12E7 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat