OBD Guide

B1D6D

Seat Horizontal Position Sensor Circuit Low

B1D6D is an OBD-II diagnostic trouble code meaning: Seat Horizontal Position Sensor Circuit Low. Common causes: sensor circuit open, short circuit to ground. Estimated repair cost: $56–167.

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

Symptoms

  • The SRS/airbag warning light is on
  • The passive safety system may not work correctly
  • No automatic seat adjustment (if equipped)

Causes

  • Sensor circuit open
  • Short circuit to ground
  • Poor contact in connectors
  • Position sensor malfunction
  • Wiring Harness Problems

How to Fix

  1. Check the integrity of the wiring harness and connectors
  2. Check the resistance and voltage in the sensor circuit
  3. Inspect the sensor for mechanical damage
  4. Clean the connector contacts
  5. If necessary, replace the sensor or harness
  6. Fix the error and check the system operation

Related codes

FAQ

What does the B1D6D code mean?

B1D6D is an OBD-II diagnostic trouble code that indicates: Seat Horizontal Position Sensor Circuit Low

What causes a B1D6D error code?

The most common causes of B1D6D include: Sensor circuit open; Short circuit to ground; Poor contact in connectors; Position sensor malfunction.

How do I fix a B1D6D diagnostic trouble code?

To fix B1D6D: Check the integrity of the wiring harness and connectors. Check the resistance and voltage in the sensor circuit. Inspect the sensor for mechanical damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1D6D?

Do not drive — repair immediately

How much does it cost to fix B1D6D?

The estimated repair cost for B1D6D is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat