OBD Guide

B3895

Deck Lid Ajar Siwtch Signal Circuit Low

B3895 is an OBD-II diagnostic trouble code meaning: Deck Lid Ajar Siwtch Signal Circuit Low. Common causes: malfunction of the trunk lid opening sensor, open or shorted wiring harness. Estimated repair cost: $22–56.

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

Symptoms

  • False activation of the trunk lid open indicator
  • Inability to open the trunk from a button in the cabin
  • Central locking malfunction

Causes

  • Malfunction of the trunk lid opening sensor
  • Open or shorted wiring harness
  • Poor contact in connectors
  • Damage to the sensor power circuit

How to Fix

  1. Check the condition of the trunk lid opening sensor
  2. Inspect the wiring harness for damage
  3. Check the contacts in the sensor and control unit connectors
  4. Replace sensor if necessary
  5. Clear error memory after repair

Related codes

Error B3895 by Vehicle Brand

FAQ

What does the B3895 code mean?

B3895 is an OBD-II diagnostic trouble code that indicates: Deck Lid Ajar Siwtch Signal Circuit Low

What causes a B3895 error code?

The most common causes of B3895 include: Malfunction of the trunk lid opening sensor; Open or shorted wiring harness; Poor contact in connectors; Damage to the sensor power circuit.

How do I fix a B3895 diagnostic trouble code?

To fix B3895: Check the condition of the trunk lid opening sensor. Inspect the wiring harness for damage. Check the contacts in the sensor and control unit connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B3895?

Limited driving only, diagnose soon

How much does it cost to fix B3895?

The estimated repair cost for B3895 is $22–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat