OBD Guide

B1958

Seat Recline Forward/Backward Potentiometer Feedback Circuit Failure

B1958 is an OBD-II diagnostic trouble code meaning: Seat Recline Forward/Backward Potentiometer Feedback Circuit Failure. Common causes: open or short circuit in wiring harness, seat tilt potentiometer malfunction. Estimated repair cost: $56–167.

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

Symptoms

  • Inability to adjust seat tilt forward/backward
  • Intermittent power seat operation
  • Seat does not remember position when using memory settings

Causes

  • Open or short circuit in wiring harness
  • Seat tilt potentiometer malfunction
  • Poor contact in connectors
  • Problems with the seat control unit

How to Fix

  1. Check the integrity of the wiring harness to the potentiometer
  2. Inspect connectors for oxidation or damage
  3. Check the resistance of the potentiometer (should change smoothly)
  4. Replace potentiometer or wiring harness if necessary
  5. Test the operation of the system after repair

Related codes

FAQ

What does the B1958 code mean?

B1958 is an OBD-II diagnostic trouble code that indicates: Seat Recline Forward/Backward Potentiometer Feedback Circuit Failure

What causes a B1958 error code?

The most common causes of B1958 include: Open or short circuit in wiring harness; Seat tilt potentiometer malfunction; Poor contact in connectors; Problems with the seat control unit.

How do I fix a B1958 diagnostic trouble code?

To fix B1958: Check the integrity of the wiring harness to the potentiometer. Inspect connectors for oxidation or damage. Check the resistance of the potentiometer (should change smoothly). For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1958?

Limited driving only, diagnose soon

How much does it cost to fix B1958?

The estimated repair cost for B1958 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat