OBD Guide
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B254A

Tonneau Retract Limit Switch Circuit Low

B254A is an OBD-II diagnostic trouble code meaning: Tonneau Retract Limit Switch Circuit Low. Common causes: limit switch circuit open, short circuit in the circuit. Estimated repair cost: $56–167.

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

Symptoms

  • Incorrect operation of the convertible top
  • Failure of automatic opening/closing of the top
  • The malfunction indicator on the dashboard lights up

Causes

  • Limit switch circuit open
  • Short circuit in the circuit
  • Limit switch fault
  • Wiring harness damage
  • Problems with the control unit

How to Fix

  1. Check the integrity of the limit switch circuit
  2. Check the condition of the wiring harness for damage
  3. Test the limit switch
  4. Replace faulty switch or wiring harness
  5. Reset the error and check the system operation

Related codes

B254BB254CB254D

FAQ

What does the B254A code mean?

B254A is an OBD-II diagnostic trouble code that indicates: Tonneau Retract Limit Switch Circuit Low

What causes a B254A error code?

The most common causes of B254A include: Limit switch circuit open; Short circuit in the circuit; Limit switch fault; Wiring harness damage.

How do I fix a B254A diagnostic trouble code?

To fix B254A: Check the integrity of the limit switch circuit. Check the condition of the wiring harness for damage. Test the limit switch. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B254A?

Limited driving only, diagnose soon

How much does it cost to fix B254A?

The estimated repair cost for B254A is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat