B1100 Possible Causes
- Faulty Door Multiplex Control Unit
- Door Multiplex Control Unit harness is open or shorted
- Door Multiplex Control Unit circuit poor electrical connection
How do I fix code B1100?
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 connector's pins.
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Cost of diagnosing the B1100 code
Labor: 1.0
The cost of diagnosing the B1100 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.Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
B1100 Description
The Multiplex Control Unit Module (MICU) monitors the Door Multiplex Control Unit. The MICU sets the OBDII code when the Door Multiplex Control Unit is not to factory specifications.
More Information
Need more information on how to fix the B1100 code?Get Access to Factory Service Manuals
Information for specific makes
- B1100 ACURA Door Multiplex Control Unit
- B1100 HONDA Door Multiplex Control Unit
- B1100 LEXUS Center Airbag Sensor Assembly Malfunction
- B1100 SCION Airbag Sensor Assembly Malfunction
- B1100 TOYOTA Center Airbag Sensor Assembly Malfunction
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