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
How is the U1149 code repair?Start by checking 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 connector's pins.
What is the cost to diagnose the U1149 code
Labor: 1.0The cost to diagnose the U1149 code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.
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- Engine Light ON (or Service Engine Soon Warning Light)
U1149 MeaningThe 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.
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