OBD Guide
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C14A2

Gain Rocker Switch Negative Circuit

C14A2 is an OBD-II diagnostic trouble code meaning: Gain Rocker Switch Negative Circuit. Common causes: broken or damaged wiring harness, short circuit in the circuit. Estimated repair cost: $22–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$22–167 (est.)

Symptoms

  • Incorrect operation of the system associated with the swing switch
  • Warning messages appear on the instrument panel
  • Lack of response to adjustments from the switch

Causes

  • Broken or damaged wiring harness
  • Short circuit in the circuit
  • Faulty swing switch
  • Problems with the ECU

How to Fix

  1. Check the wiring harness for damage and breaks.
  2. Check resistance in switch circuit
  3. Check the swing switch for serviceability
  4. Replace switch or wiring harness if necessary
  5. Reset the error and check the system

Related codes

C14A3C14A1

FAQ

What does the C14A2 code mean?

C14A2 is an OBD-II diagnostic trouble code that indicates: Gain Rocker Switch Negative Circuit

What causes a C14A2 error code?

The most common causes of C14A2 include: Broken or damaged wiring harness; Short circuit in the circuit; Faulty swing switch; Problems with the ECU.

How do I fix a C14A2 diagnostic trouble code?

To fix C14A2: Check the wiring harness for damage and breaks.. Check resistance in switch circuit. Check the swing switch for serviceability. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with C14A2?

Limited driving only, diagnose soon

How much does it cost to fix C14A2?

The estimated repair cost for C14A2 is $22–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat