Passenger's Multiplex Control Unit)
- Remove right kick panel and disconnect passenger's multiplex control unit 22-pin connector "B" and 26-pin connector "A". Check connectors and terminals for damage, corrosion or improper contact. Repair as necessary. If connections are okay, perform passenger's multiplex control unit input test "A". See Fig 1.
- Reconnect passenger's multiplex control unit connectors. Perform passenger's multiplex control unit input test "B" at back of passenger's multiplex control unit connector (backprobe). See Fig 1. Repair as necessary. If all input tests are okay, substitute known-good passenger's multiplex control unit and retest system. If problem is fixed, replace original passenger's multiplex control unit.
Courtesy of AMERICAN HONDA MOTOR CO., INC.