OBD Guide

B1163

Gauge Control Module Lost Communication With Left Power Sliding Door Control Unit

B1163 is an OBD-II diagnostic trouble code meaning: Gauge Control Module Lost Communication With Left Power Sliding Door Control Unit. Common causes: broken or damaged wiring harness between modules, malfunction of the left sliding door control unit. Estimated repair cost: $56–167.

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

Symptoms

  • Incorrect operation of the left sliding door
  • No door status display on dashboard
  • False warnings on the dashboard

Causes

  • Broken or damaged wiring harness between modules
  • Malfunction of the left sliding door control unit
  • Poor contact in connectors
  • Instrument panel module malfunction

How to Fix

  1. Check the integrity of the wiring harness between the modules
  2. Inspect connectors for oxidation or damage
  3. Check the power and ground of the door control unit
  4. Scan the door control unit for errors
  5. If necessary, replace the faulty module or wiring harness

Related codes

FAQ

What does the B1163 code mean?

B1163 is an OBD-II diagnostic trouble code that indicates: Gauge Control Module Lost Communication With Left Power Sliding Door Control Unit

What causes a B1163 error code?

The most common causes of B1163 include: Broken or damaged wiring harness between modules; Malfunction of the left sliding door control unit; Poor contact in connectors; Instrument panel module malfunction.

How do I fix a B1163 diagnostic trouble code?

To fix B1163: Check the integrity of the wiring harness between the modules. Inspect connectors for oxidation or damage. Check the power and ground of the door control unit. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B1163?

Limited driving only, diagnose soon

How much does it cost to fix B1163?

The estimated repair cost for B1163 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat