OBD Guide
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C1215

ABS Front Right Isolation Valve Circuit Open

C1215 is an OBD-II diagnostic trouble code meaning: ABS Front Right Isolation Valve Circuit Open. Common causes: broken wires in abs wiring harness, isolation valve malfunction. Estimated repair cost: $56–167.

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

Symptoms

  • The ABS/ESP indicator on the dashboard is on
  • ABS does not work during emergency braking
  • Reduced braking performance on slippery surfaces

Causes

  • Broken wires in ABS wiring harness
  • Isolation valve malfunction
  • Poor contact in valve connector
  • ABS control unit malfunction

How to Fix

  1. Check the integrity of the wiring harness to the valve
  2. Check valve resistance (usually 5-10 ohms)
  3. Inspect connectors for corrosion or damage
  4. Replace valve or wiring harness if necessary
  5. Check the operation of the ABS system after repair

Related codes

C1210C1216C1220

FAQ

What does the C1215 code mean?

C1215 is an OBD-II diagnostic trouble code that indicates: ABS Front Right Isolation Valve Circuit Open

What causes a C1215 error code?

The most common causes of C1215 include: Broken wires in ABS wiring harness; Isolation valve malfunction; Poor contact in valve connector; ABS control unit malfunction.

How do I fix a C1215 diagnostic trouble code?

To fix C1215: Check the integrity of the wiring harness to the valve. Check valve resistance (usually 5-10 ohms). Inspect connectors for corrosion or damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C1215?

Limited driving only, diagnose soon

How much does it cost to fix C1215?

The estimated repair cost for C1215 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat