PNK Wire Communication Line Test

WARNING: This page is about a different car, the 2008 Honda Pilot, 2007 Honda Pilot, and 2006 Honda Pilot. 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?

YES - Replace the multiplex control unit most closely related to the failure.

NO - Repair an open in the wire between the driver's multiplex control unit connector B (22P) and the passenger's multiplex control unit connector B (22P).