OBD Guide

B3669

Deck Lid Position Sensor Circuit

B3669 is an OBD-II diagnostic trouble code meaning: Deck Lid Position Sensor Circuit. Common causes: open or short circuit in the sensor circuit, damage to the trunk lid position sensor. Estimated repair cost: $22–56.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$22–56 (est.)

Symptoms

  • Incorrect operation of the central locking
  • False alarms
  • No indication of opening/closing trunk lid on the instrument panel

Causes

  • Open or short circuit in the sensor circuit
  • Damage to the trunk lid position sensor
  • Problems in the wiring harness
  • Contact corrosion

How to Fix

  1. Check the integrity of the sensor circuit
  2. Inspect the sensor for damage
  3. Check the condition of the wiring harness
  4. Clean or replace corroded contacts
  5. Replace sensor if necessary

Related codes

Error B3669 by Vehicle Brand

FAQ

What does the B3669 code mean?

B3669 is an OBD-II diagnostic trouble code that indicates: Deck Lid Position Sensor Circuit

What causes a B3669 error code?

The most common causes of B3669 include: Open or short circuit in the sensor circuit; Damage to the trunk lid position sensor; Problems in the wiring harness; Contact corrosion.

How do I fix a B3669 diagnostic trouble code?

To fix B3669: Check the integrity of the sensor circuit. Inspect the sensor for damage. Check the condition of the wiring harness. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B3669?

Limited driving only, diagnose soon

How much does it cost to fix B3669?

The estimated repair cost for B3669 is $22–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat