OBD Guide
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B2525

Left Rear Backup Lamp Circuit Failure

B2525 is an OBD-II diagnostic trouble code meaning: Left Rear Backup Lamp Circuit Failure. Common causes: burnt out lamp, broken or damaged wiring. Estimated repair cost: $6–33.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$6–33 (est.)

Symptoms

  • Left reverse lamp does not work
  • Error message on the dashboard
  • Lighting system warning

Causes

  • Burnt out lamp
  • Broken or damaged wiring
  • Poor contact in the lamp socket
  • Faulty relay or control unit
  • Fuse problems

How to Fix

  1. Check the lamp condition
  2. Inspect the wiring for damage
  3. Check the contacts in the lamp socket
  4. Check fuse and relay
  5. If necessary, replace the lamp or wiring

Related codes

B2526B2524

FAQ

What does the B2525 code mean?

B2525 is an OBD-II diagnostic trouble code that indicates: Left Rear Backup Lamp Circuit Failure

What causes a B2525 error code?

The most common causes of B2525 include: Burnt out lamp; Broken or damaged wiring; Poor contact in the lamp socket; Faulty relay or control unit.

How do I fix a B2525 diagnostic trouble code?

To fix B2525: Check the lamp condition. Inspect the wiring for damage. Check the contacts in the lamp socket. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2525?

Limited driving only, diagnose soon

How much does it cost to fix B2525?

The estimated repair cost for B2525 is $6–33. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat