Driver Side MPCS Unit Lost Communication With MICU
Table of contents
B2161 ACURA Possible Causes
- Faulty Multiplex Integrated Control Unit (MICU)
- Multiplex Integrated Control Unit (MICU) harness is open or shorted
- Multiplex Integrated Control Unit (MICU) circuit poor electrical connection
How do I fix code B2161 ACURA?
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.
Cost of diagnosing the B2161 ACURA code
The cost of diagnosing the B2161 ACURA 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.
- Engine Light ON (or Service Engine Soon Warning Light)
B2161 ACURA Description
The Driver Side Multiplex Control System (MPCS) has encountered a communication error with the Multiplex Integrated Control Unit (MICU) and the set the Diagnostic Trouble Code (DTC).