U1149 - Lost Communication With Multi-Function Switch
U1149 Possible Causes
- Faulty Left Multifunction Switch
- Left Multifunction Switch harness is open or shorted
- Left Multifunction Switch circuit poor electrical connection
First diagnose U1149 code
Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded terminals.
Cost of diagnosing the U1149 code
Labor: 1.0The cost of diagnosing the U1149 code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
U1149 Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
U1149 DescriptionThe Powertrain Control Module (PCM) monitors the Multi-Function Switch. The PCM sets the OBDII code when the Multi-Function Switch is not to factory specifications or the Cluster does not receive any LIN Bus messages from the Left Multifunction Switch.
U1149 More InformationNeed more information on how to fix the U1149 code?
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U1149 Information for specific makes
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