OBD Guide

B2010

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

B2010 is an OBD-II diagnostic trouble code meaning: Left Power Sliding Door Control Unit Lost Communication With Gauge Control Module. Common causes: open or shorted wiring harness, left sliding door control module (psdm) malfunction. Estimated repair cost: $56–167.

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

Symptoms

  • Left sliding door does not work
  • Malfunction indicator on the dashboard
  • No door status display on dashboard

Causes

  • Open or shorted wiring harness
  • Left sliding door control module (PSDM) malfunction
  • Instrument panel module (GCM) malfunction
  • Problems with module power supply
  • Corrosion of connectors

How to Fix

  1. Check the integrity of the wiring harness between PSDM and GCM
  2. Check power and ground on PSDM and GCM
  3. Inspect connectors for corrosion or damage
  4. Check the CAN bus for breaks and short circuits
  5. If necessary, replace the faulty module

Related codes

FAQ

What does the B2010 code mean?

B2010 is an OBD-II diagnostic trouble code that indicates: Left Power Sliding Door Control Unit Lost Communication With Gauge Control Module

What causes a B2010 error code?

The most common causes of B2010 include: Open or shorted wiring harness; Left sliding door control module (PSDM) malfunction; Instrument panel module (GCM) malfunction; Problems with module power supply.

How do I fix a B2010 diagnostic trouble code?

To fix B2010: Check the integrity of the wiring harness between PSDM and GCM. Check power and ground on PSDM and GCM. Inspect connectors for corrosion or damage. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2010?

Limited driving only, diagnose soon

How much does it cost to fix B2010?

The estimated repair cost for B2010 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat