OBD Guide
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B2008

Left Power Sliding Door Control Unit Lost Communication With MICU

B2008 is an OBD-II diagnostic trouble code meaning: Left Power Sliding Door Control Unit Lost Communication With MICU. Common causes: open or short circuit in 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
  • Fault indication on the instrument panel
  • Problems with other MICU-related systems

Causes

  • Open or short circuit in wiring harness
  • Left sliding door control module (PSDM) malfunction
  • Management Integration Unit (MICU) malfunction
  • Poor connection or corroded connectors

How to Fix

  1. Check wiring harness between PSDM and MICU for damage
  2. Check connectors for corrosion or poor contact.
  3. Check power and ground on PSDM and MICU
  4. If necessary, replace the faulty module (PSDM or MICU)

Related codes

B2009B2010U1000

FAQ

What does the B2008 code mean?

B2008 is an OBD-II diagnostic trouble code that indicates: Left Power Sliding Door Control Unit Lost Communication With MICU

What causes a B2008 error code?

The most common causes of B2008 include: Open or short circuit in wiring harness; Left sliding door control module (PSDM) malfunction; Management Integration Unit (MICU) malfunction; Poor connection or corroded connectors.

How do I fix a B2008 diagnostic trouble code?

To fix B2008: Check wiring harness between PSDM and MICU for damage. Check connectors for corrosion or poor contact.. Check power and ground on PSDM and MICU. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with B2008?

Limited driving only, diagnose soon

How much does it cost to fix B2008?

The estimated repair cost for B2008 is $56–167. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat