OBD Guide
ENFRDEESPT

U11D6

Lost Engine Status Message

U11D6 is an OBD-II diagnostic trouble code meaning: Lost Engine Status Message. Common causes: broken or damaged can bus wires, malfunction of the module transmitting the message. Estimated repair cost: $6–56.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$6–56 (est.)

Symptoms

  • Incorrect engine operation
  • Check engine light comes on
  • Power Loss
  • Gear shifting problems

Causes

  • Broken or damaged CAN bus wires
  • Malfunction of the module transmitting the message
  • Module power problems
  • Software error in ECU

How to Fix

  1. Check the integrity of the CAN bus
  2. Diagnose the module sending the message
  3. Check module power supply
  4. Update ECU software

Related codes

U11D5U11D7

FAQ

What does the U11D6 code mean?

U11D6 is an OBD-II diagnostic trouble code that indicates: Lost Engine Status Message

What causes a U11D6 error code?

The most common causes of U11D6 include: Broken or damaged CAN bus wires; Malfunction of the module transmitting the message; Module power problems; Software error in ECU.

How do I fix a U11D6 diagnostic trouble code?

To fix U11D6: Check the integrity of the CAN bus. Diagnose the module sending the message. Check module power supply. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U11D6?

Yes, but get it checked soon

How much does it cost to fix U11D6?

The estimated repair cost for U11D6 is $6–56. Actual cost depends on your vehicle, location, and labor rates.

FRDEESPT

See also: Russian version · NationStat