OBD Guide

U1136

Invalid Or Missing Data For Telltales

U1136 is an OBD-II diagnostic trouble code meaning: Invalid Or Missing Data For Telltales. Common causes: damage to the can bus wiring harness, instrument panel module malfunction. Estimated repair cost: $6–56.

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

Symptoms

  • Incorrect display of indicator lamps on the dashboard
  • Lack of response of indicators to on/off
  • False alarms of warning lamps
  • Problems with other systems using the CAN bus

Causes

  • Damage to the CAN bus wiring harness
  • Instrument panel module malfunction
  • Problems with power supply of electronic modules
  • Corrosion or poor contact in connectors
  • Software failure in one of the modules

How to Fix

  1. Check the integrity of the CAN bus wiring harness
  2. Scan all modules for errors
  3. Check power supply and ground of electronic modules
  4. Clean connector contacts, eliminate corrosion
  5. If necessary, update the module software

Related codes

FAQ

What does the U1136 code mean?

U1136 is an OBD-II diagnostic trouble code that indicates: Invalid Or Missing Data For Telltales

What causes a U1136 error code?

The most common causes of U1136 include: Damage to the CAN bus wiring harness; Instrument panel module malfunction; Problems with power supply of electronic modules; Corrosion or poor contact in connectors.

How do I fix a U1136 diagnostic trouble code?

To fix U1136: Check the integrity of the CAN bus wiring harness. Scan all modules for errors. Check power supply and ground of electronic modules. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U1136?

Yes, but get it checked soon

How much does it cost to fix U1136?

The estimated repair cost for U1136 is $6–56. Actual cost depends on your vehicle, location, and labor rates.

See also: Russian version · NationStat