OBD Guide
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B2A37

Floor Lamp Output Circuit Open

B2A37 is an OBD-II diagnostic trouble code meaning: Floor Lamp Output Circuit Open. Common causes: broken wire in the harness, lamp failure. Estimated repair cost: $6–33.

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

Symptoms

  • Floor light does not work
  • Lamp flashing
  • The lamp is not working correctly

Causes

  • Broken wire in the harness
  • Lamp failure
  • Problems with the control unit
  • Contact corrosion

How to Fix

  1. Check the integrity of the wiring harness
  2. Replace lamp
  3. Check contacts for corrosion
  4. Control unit diagnostics

Related codes

B2A36B2A38B2A39

FAQ

What does the B2A37 code mean?

B2A37 is an OBD-II diagnostic trouble code that indicates: Floor Lamp Output Circuit Open

What causes a B2A37 error code?

The most common causes of B2A37 include: Broken wire in the harness; Lamp failure; Problems with the control unit; Contact corrosion.

How do I fix a B2A37 diagnostic trouble code?

To fix B2A37: Check the integrity of the wiring harness. Replace lamp. Check contacts for corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2A37?

Limited driving only, diagnose soon

How much does it cost to fix B2A37?

The estimated repair cost for B2A37 is $6–33. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat