Troubleshooting - PNK Wire Communication Line Test

WARNING: This page is about a different car, the 2006 Acura MDX, 2005 Acura MDX, 2004 Acura MDX, and 2003 Acura MDX. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect driver's multiplex control unit connector B (22P).
Disconnect passenger's multiplex control unit connector B (22P).
Check for continuity between B1 terminal of the driver's multiplex connector B (22P) and B9 terminal of the passenger's multiplex connector B (22P).

Fig 1: Checking Continuity Between B1 Terminal Of Driver's Multiplex Connector B (22P) And B9 Terminal Of Passenger's Multiplex Connector B (22P)
Courtesy of AMERICAN HONDA MOTOR CO., INC.

Is there continuity?
1. YES - Replace the multiplex control unit most closely related to the failure.
2. NO - Repair an open in the wire between the door multiplex B (22P) connector and the passenger's multiplex B (22P) connector.