OBD Guide
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B253D

Convertible Top Header Unlatch Limit Switch Performance

B253D is an OBD-II diagnostic trouble code meaning: Convertible Top Header Unlatch Limit Switch Performance. Common causes: limit switch fault, open or shorted wiring harness. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Convertible roof won't open or close
  • Roof fault warning on dashboard
  • Interrupting the roof opening/closing process

Causes

  • Limit switch fault
  • Open or shorted wiring harness
  • Problems with the roof control unit
  • Mechanical damage to the roof mechanism

How to Fix

  1. Check the condition of the limit switch
  2. Check the integrity of the wiring harness
  3. Test the operation of the roof control unit
  4. Replace faulty limit switch

Related codes

B253EB253FB2540

FAQ

What does the B253D code mean?

B253D is an OBD-II diagnostic trouble code that indicates: Convertible Top Header Unlatch Limit Switch Performance

What causes a B253D error code?

The most common causes of B253D include: Limit switch fault; Open or shorted wiring harness; Problems with the roof control unit; Mechanical damage to the roof mechanism.

How do I fix a B253D diagnostic trouble code?

To fix B253D: Check the condition of the limit switch. Check the integrity of the wiring harness. Test the operation of the roof control unit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B253D?

Limited driving only, diagnose soon

How much does it cost to fix B253D?

The estimated repair cost for B253D is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat