OBD Guide

B1E2F

3rd Row Seat Left Backrest Switch Circuit High

B1E2F is an OBD-II diagnostic trouble code meaning: 3rd Row Seat Left Backrest Switch Circuit High. Common causes: short circuit to positive in the switch circuit, switch circuit open. Estimated repair cost: $33–167.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$33–167 (est.)

Symptoms

  • The backrest adjustment of the left third row seat does not work
  • The malfunction indicator on the instrument panel lights up
  • Seat cannot be folded

Causes

  • Short circuit to positive in the switch circuit
  • Switch circuit open
  • Seat back switch malfunction
  • Wiring harness damage
  • Problems with the seat control unit

How to Fix

  1. Check the switch circuit for opens and shorts
  2. Check the operation of the seat back switch
  3. Inspect the wiring harness for damage
  4. Check seat control unit
  5. Replace faulty components

Related codes

FAQ

What does the B1E2F code mean?

B1E2F is an OBD-II diagnostic trouble code that indicates: 3rd Row Seat Left Backrest Switch Circuit High

What causes a B1E2F error code?

The most common causes of B1E2F include: Short circuit to positive in the switch circuit; Switch circuit open; Seat back switch malfunction; Wiring harness damage.

How do I fix a B1E2F diagnostic trouble code?

To fix B1E2F: Check the switch circuit for opens and shorts. Check the operation of the seat back switch. Inspect the wiring harness for damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1E2F?

Yes, but get it checked soon

How much does it cost to fix B1E2F?

The estimated repair cost for B1E2F is $33–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat