OBD Guide
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B1955

Seat Front Up/Down Potentiometer Feedback Circuit Open

B1955 is an OBD-II diagnostic trouble code meaning: Seat Front Up/Down Potentiometer Feedback Circuit Open. Common causes: broken or damaged wiring harness, oxidation of sensor contacts. 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 vertical seat adjustment
  • The seat does not move up/down
  • The malfunction indicator on the instrument panel lights up

Causes

  • Broken or damaged wiring harness
  • Oxidation of sensor contacts
  • Position sensor malfunction
  • Problems in the control unit

How to Fix

  1. Check the integrity of the wiring harness
  2. Clean sensor contacts
  3. Check sensor resistance
  4. Replace sensor if necessary
  5. Check the operation of the control unit

Related codes

B1950B1951B1956

FAQ

What does the B1955 code mean?

B1955 is an OBD-II diagnostic trouble code that indicates: Seat Front Up/Down Potentiometer Feedback Circuit Open

What causes a B1955 error code?

The most common causes of B1955 include: Broken or damaged wiring harness; Oxidation of sensor contacts; Position sensor malfunction; Problems in the control unit.

How do I fix a B1955 diagnostic trouble code?

To fix B1955: Check the integrity of the wiring harness. Clean sensor contacts. Check sensor resistance. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1955?

Limited driving only, diagnose soon

How much does it cost to fix B1955?

The estimated repair cost for B1955 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat