OBD Guide
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B2229

Power Back Door Unit Motor Right Circuit

B2229 is an OBD-II diagnostic trouble code meaning: Power Back Door Unit Motor Right Circuit. Common causes: break/short circuit of harness wires, motor burnout. Estimated repair cost: $56–222.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–222 (est.)

Symptoms

  • Failure of automatic opening/closing of the rear door
  • Intermittent operation of the closer
  • Clicking or humming noise from the motor without the door moving
  • Dashboard warning

Causes

  • Break/short circuit of harness wires
  • Motor burnout
  • Gear mechanism malfunction
  • Contact corrosion
  • Problems with the door closer control unit

How to Fix

  1. Check the drive circuit fuse
  2. Inspect the wiring harness for damage
  3. Test motor resistance
  4. Check the mechanism for jamming
  5. Diagnose the door closer control unit
  6. Replace the faulty component

Related codes

B2228B2230B2231

FAQ

What does the B2229 code mean?

B2229 is an OBD-II diagnostic trouble code that indicates: Power Back Door Unit Motor Right Circuit

What causes a B2229 error code?

The most common causes of B2229 include: Break/short circuit of harness wires; Motor burnout; Gear mechanism malfunction; Contact corrosion.

How do I fix a B2229 diagnostic trouble code?

To fix B2229: Check the drive circuit fuse. Inspect the wiring harness for damage. Test motor resistance. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2229?

Limited driving only, diagnose soon

How much does it cost to fix B2229?

The estimated repair cost for B2229 is $56–222. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat