OBD Guide
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B1E5F

3rd Row Seat Left Latch Switch Circuit Performance

B1E5F is an OBD-II diagnostic trouble code meaning: 3rd Row Seat Left Latch Switch Circuit Performance. Common causes: seat position sensor malfunction, open or short circuit in wiring harness. Estimated repair cost: $33–111.

Severity
✅ Low
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$33–111 (est.)

Symptoms

  • Incorrect display of seat lock status on instrument panel
  • Seat unlock alarm when closing
  • No system response to opening/closing the seat

Causes

  • Seat position sensor malfunction
  • Open or short circuit in wiring harness
  • Poor contact in connectors
  • Control module malfunction

How to Fix

  1. Check the integrity of the wiring harness to the sensor
  2. Check the contacts in the sensor and control module connectors
  3. Test the lock position sensor with a multimeter
  4. If necessary, replace the sensor or repair the wiring harness
  5. Reset the error and check the system operation

Related codes

B1E60B1E61

FAQ

What does the B1E5F code mean?

B1E5F is an OBD-II diagnostic trouble code that indicates: 3rd Row Seat Left Latch Switch Circuit Performance

What causes a B1E5F error code?

The most common causes of B1E5F include: Seat position sensor malfunction; Open or short circuit in wiring harness; Poor contact in connectors; Control module malfunction.

How do I fix a B1E5F diagnostic trouble code?

To fix B1E5F: Check the integrity of the wiring harness to the sensor. Check the contacts in the sensor and control module connectors. Test the lock position sensor with a multimeter. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1E5F?

Limited driving only, diagnose soon

How much does it cost to fix B1E5F?

The estimated repair cost for B1E5F is $33–111. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat