OBD Guide

B1553

Decklid Release Circuit Short To Battery

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$33–111 (est.)

Symptoms

  • The trunk release drive does not work
  • The trunk opens spontaneously
  • Drive circuit fuse blows
  • Burnt smell from wiring harness

Causes

  • Damaged wiring harness insulation
  • Short circuit in the drive solenoid
  • Corrosion of connector contacts
  • Malfunction of the control module (BCM)
  • Incorrect connection after repair

How to Fix

  1. Check the drive circuit fuse
  2. Inspect the wiring harness for damage
  3. Check the resistance of the drive solenoid
  4. Test control circuit for short circuit
  5. Replace damaged components

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