OBD Guide
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B222A

Power Back Door Touch Sensor Left Circuit

B222A is an OBD-II diagnostic trouble code meaning: Power Back Door Touch Sensor Left Circuit. Common causes: open or shorted wiring harness, touch sensor malfunction. Estimated repair cost: $56–167.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$56–167 (est.)

Symptoms

  • Automatic tailgate opening/closing does not work
  • The touch sensor does not respond to touch
  • Tailgate indicator flashing

Causes

  • Open or shorted wiring harness
  • Touch sensor malfunction
  • Problems with the trunk door control module
  • Contact corrosion

How to Fix

  1. Check wiring harness for damage
  2. Check the touch sensor for functionality
  3. Check contacts for corrosion
  4. Replace faulty sensor or wiring harness
  5. Reflash the control module if necessary

Related codes

B222BB222CB222D

FAQ

What does the B222A code mean?

B222A is an OBD-II diagnostic trouble code that indicates: Power Back Door Touch Sensor Left Circuit

What causes a B222A error code?

The most common causes of B222A include: Open or shorted wiring harness; Touch sensor malfunction; Problems with the trunk door control module; Contact corrosion.

How do I fix a B222A diagnostic trouble code?

To fix B222A: Check wiring harness for damage. Check the touch sensor for functionality. Check contacts for corrosion. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B222A?

Limited driving only, diagnose soon

How much does it cost to fix B222A?

The estimated repair cost for B222A is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat