OBD Guide
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U1150

Invalid Or Missing Data For Audible Warnings

U1150 is an OBD-II diagnostic trouble code meaning: Invalid Or Missing Data For Audible Warnings. Common causes: sound warning module malfunction, problems with the can bus. Estimated repair cost: $17–89.

Severity
⚠️ Medium
Can you drive?
Limited driving only, diagnose soon
Approx. repair cost
$17–89 (est.)

Symptoms

  • No audible warnings (for example, when a door is not closed)
  • Incorrect operation of sound signals
  • The indicator light on the dashboard comes on
  • The error persists after restarting the engine

Causes

  • Sound warning module malfunction
  • Problems with the CAN bus
  • Open or short circuit in the circuit
  • Wiring harness damage
  • Software error in the ECU

How to Fix

  1. Check the integrity of the wiring to the sound warning module
  2. Scan the CAN bus for errors
  3. Check the functionality of the sound warning module
  4. Update ECU software
  5. Repair only from an authorized dealer

Related codes

U1148U1151U1152

FAQ

What does the U1150 code mean?

U1150 is an OBD-II diagnostic trouble code that indicates: Invalid Or Missing Data For Audible Warnings

What causes a U1150 error code?

The most common causes of U1150 include: Sound warning module malfunction; Problems with the CAN bus; Open or short circuit in the circuit; Wiring harness damage.

How do I fix a U1150 diagnostic trouble code?

To fix U1150: Check the integrity of the wiring to the sound warning module. Scan the CAN bus for errors. Check the functionality of the sound warning module. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with U1150?

Limited driving only, diagnose soon

How much does it cost to fix U1150?

The estimated repair cost for U1150 is $17–89. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat