OBD Guide

B1963

Seat Horizontal Forward/Rearward Potentiometer Feedback Circuit Open

B1963 is an OBD-II diagnostic trouble code meaning: Seat Horizontal Forward/Rearward Potentiometer Feedback Circuit Open. Common causes: broken wires in the harness, seat position potentiometer malfunction. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Do not drive — repair immediately
Approx. repair cost
$56–167 (est.)

Symptoms

  • Seat position memory does not work
  • Cannot save position settings
  • Seat memory system indicator flashing
  • Seat does not move when trying to reset settings

Causes

  • Broken wires in the harness
  • Seat position potentiometer malfunction
  • Poor contact in connectors
  • Damage to the wiring harness (frayed, pinched)
  • Malfunction of the seat memory control unit

How to Fix

  1. Conduct a visual inspection of the wiring harness and connectors
  2. Check continuity with a multimeter
  3. Check potentiometer resistance
  4. Inspect the seat adjustment mechanism for damage
  5. Replace faulty potentiometer or wiring harness
  6. Reset the error and check the system after repair

Related codes

FAQ

What does the B1963 code mean?

B1963 is an OBD-II diagnostic trouble code that indicates: Seat Horizontal Forward/Rearward Potentiometer Feedback Circuit Open

What causes a B1963 error code?

The most common causes of B1963 include: Broken wires in the harness; Seat position potentiometer malfunction; Poor contact in connectors; Damage to the wiring harness (frayed, pinched).

How do I fix a B1963 diagnostic trouble code?

To fix B1963: Conduct a visual inspection of the wiring harness and connectors. Check continuity with a multimeter. Check potentiometer resistance. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1963?

Do not drive — repair immediately

How much does it cost to fix B1963?

The estimated repair cost for B1963 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat