OBD Guide
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B1350

Heated Backlite Relay Short To Ground

B1350 is an OBD-II diagnostic trouble code meaning: Heated Backlite Relay Short To Ground. Common causes: short circuit in the rear window heating relay, wiring harness damage. Estimated repair cost: $33–111.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$33–111 (est.)

Symptoms

  • Heated rear window does not work
  • Check Engine Light Is On
  • Reduced visibility in winter

Causes

  • Short circuit in the rear window heating relay
  • Wiring harness damage
  • Short circuit in relay control circuit
  • Control module malfunction

How to Fix

  1. Check the heated rear window relay for a short circuit.
  2. Inspect the wiring harness for damage
  3. Check the integrity of the relay control circuit
  4. Replace relay or repair wiring
  5. Clear the error code and check the system operation

Related codes

B1340B1360

FAQ

What does the B1350 code mean?

B1350 is an OBD-II diagnostic trouble code that indicates: Heated Backlite Relay Short To Ground

What causes a B1350 error code?

The most common causes of B1350 include: Short circuit in the rear window heating relay; Wiring harness damage; Short circuit in relay control circuit; Control module malfunction.

How do I fix a B1350 diagnostic trouble code?

To fix B1350: Check the heated rear window relay for a short circuit.. Inspect the wiring harness for damage. Check the integrity of the relay control circuit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1350?

Limited driving only, diagnose soon

How much does it cost to fix B1350?

The estimated repair cost for B1350 is $33–111. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat