DTC B2191: Front Passenger's MPCS Unit Internal Error (EEPROM error)
WARNING: This page is about a different car, the 2013 Acura MDX, 2012 Acura MDX, 2011 Acura MDX, and 2010 Acura MDX. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
If you are troubleshooting multiple DTCs, be sure to follow the instructions in B-CAN System Diagnosis Test Mode A (see
TROUBLESHOOTING - B-CAN SYSTEM DIAGNOSIS TEST MODE A
).
- Clear the DTCs with the HDS.
- Turn the ignition switch to LOCK (0) and then back to ON (II).
- Check for DTCs with the HDS.
Is DTC B2191 indicated?
YES -Replace the front passenger's MPCS unit.
NO -Intermittent failure, the system is OK at this time.