OBD Guide

U0292

Lost Communication With Drive Motor Control Module B

U0292 is an OBD-II diagnostic trouble code meaning: Lost Communication With Drive Motor Control Module B. Common causes: open or short circuit in the can bus, damage to the wiring harness to module b. Estimated repair cost: $167โ€“556.

Severity
๐Ÿ”ด High
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$167โ€“556 (est.)

Symptoms

  • Check Engine light comes on
  • Reduced engine power
  • Switching to emergency mode
  • Inability to use electric drive (in hybrids)
  • Errors in other CAN bus-related systems

Causes

  • Open or short circuit in the CAN bus
  • Damage to the wiring harness to module B
  • Engine control module B fault
  • Problems with module power or grounding
  • Corroded connectors or poor contact

How to Fix

  1. Check the integrity of the CAN bus with a multimeter
  2. Inspect the wiring harness for damage
  3. Check power and grounding of module B
  4. Clean connector contacts from corrosion
  5. Scan other modules for related errors
  6. Replace engine control module B if necessary

Related codes

Error U0292 by Vehicle Brand

FAQ

What does the U0292 code mean?

U0292 is an OBD-II diagnostic trouble code that indicates: Lost Communication With Drive Motor Control Module B

What causes a U0292 error code?

The most common causes of U0292 include: Open or short circuit in the CAN bus; Damage to the wiring harness to module B; Engine control module B fault; Problems with module power or grounding.

How do I fix a U0292 diagnostic trouble code?

To fix U0292: Check the integrity of the CAN bus with a multimeter. Inspect the wiring harness for damage. Check power and grounding of module B. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U0292?

Limited driving only, diagnose soon

How much does it cost to fix U0292?

The estimated repair cost for U0292 is $167โ€“556. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version ยท NationStat