OBD Guide
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B2A32

LED Backlighting Output Circuit Open

B2A32 is an OBD-II diagnostic trouble code meaning: LED Backlighting Output Circuit Open. Common causes: broken wire in the harness, oxidation of contacts in the connector. Estimated repair cost: $6–56.

Severity
✅ Low
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$6–56 (est.)

Symptoms

  • Control backlight does not work
  • Backlight flashes when moving
  • Dashboard warning

Causes

  • Broken wire in the harness
  • Oxidation of contacts in the connector
  • Burnt out LED
  • Malfunction of the backlight control unit
  • Short circuit in the circuit

How to Fix

  1. Check the backlight circuit fuse
  2. Inspect connectors and wires for damage
  3. Check LED operation
  4. Scan the control unit for other errors
  5. If necessary, replace damaged circuit elements

Related codes

B2A31B2A33B1470

FAQ

What does the B2A32 code mean?

B2A32 is an OBD-II diagnostic trouble code that indicates: LED Backlighting Output Circuit Open

What causes a B2A32 error code?

The most common causes of B2A32 include: Broken wire in the harness; Oxidation of contacts in the connector; Burnt out LED; Malfunction of the backlight control unit.

How do I fix a B2A32 diagnostic trouble code?

To fix B2A32: Check the backlight circuit fuse. Inspect connectors and wires for damage. Check LED operation. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2A32?

Limited driving only, diagnose soon

How much does it cost to fix B2A32?

The estimated repair cost for B2A32 is $6–56. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat