Pinout Values and Diagnostic Parameters

SEAT: FRONT POWER SEAT CONTROL SYSTEM (w/ Memory): TERMINALS OF ECU

TERMINALS OF ECU

1. FRONT POWER SEAT SWITCH (MEMORY SEAT ECU AND SWITCH)
(a) Disconnect the P27 and P28 ECU connectors.





(b) Check the voltage or resistance of each terminal of the wire harness side connectors.





If the result is not as specified, there may be a malfunction on the wire harness side.
(c) Reconnect the P27 and P28 ECU connectors.
(d) Check the voltage of each terminal of the connectors.





If the result is not as specified, the front power seat switch may be malfunctioning.