OBD Guide
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B2554

Lamp Dome Output Circuit Failure

B2554 is an OBD-II diagnostic trouble code meaning: Lamp Dome Output Circuit Failure. Common causes: burnt out lamp, open or short circuit in wiring harness. Estimated repair cost: $6–56.

Severity
✅ Low
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$6–56 (est.)

Symptoms

  • Dome light not working
  • Interior lighting flashes or is unstable
  • Error on the dashboard

Causes

  • Burnt out lamp
  • Open or short circuit in wiring harness
  • Bad fuse
  • Body Module (BCM) Problems
  • Oxidized contacts in connectors

How to Fix

  1. Check dome light bulb and replace if necessary
  2. Check the lighting circuit fuse
  3. Inspect the wiring harness for damage
  4. Check voltage at dome light connectors
  5. Scan the Body Module (BCM) for errors

Related codes

B2555B2556

FAQ

What does the B2554 code mean?

B2554 is an OBD-II diagnostic trouble code that indicates: Lamp Dome Output Circuit Failure

What causes a B2554 error code?

The most common causes of B2554 include: Burnt out lamp; Open or short circuit in wiring harness; Bad fuse; Body Module (BCM) Problems.

How do I fix a B2554 diagnostic trouble code?

To fix B2554: Check dome light bulb and replace if necessary. Check the lighting circuit fuse. Inspect the wiring harness for damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2554?

Yes, but get it checked soon

How much does it cost to fix B2554?

The estimated repair cost for B2554 is $6–56. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat