Front Power Seat Control System (w/ Memory)

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

1. CHECK FRONT POWER SEAT SWITCH LH





(a) Disconnect the Y8 and Y9 front power seat switch LH connectors.

(b) Measure the voltage and resistance according to the value(s) in the table below.





If the result is not as specified, there may be a malfunction on the wire harness side.

(c) Reconnect the front power seat switch LH connectors.

(d) Measure the voltage and resistance according to the value(s) in the table below.





If the result is not as specified, the front power seat switch LH may have a malfunction.

2. CHECK OUTER MIRROR CONTROL ECU ASSEMBLY LH





(a) Disconnect the H2 outer mirror control ECU assembly LH connector.

(b) Measure the voltage and resistance according to the value(s) in the table below.





If the result is not as specified, there may be a malfunction on the wire harness side.

(c) Reconnect the outer mirror control ECU assembly LH connector.

(d) Measure the voltage according to the value(s) in the table below.





If the result is not as specified, the outer mirror control ECU assembly LH may have a malfunction.

3. CHECK MAIN BODY ECU AND INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY





(a) Remove the main body ECU.

(b) Measure the voltage and resistance according to the value(s) in the table below.





If the result is not as specified, there may be a malfunction on the wire harness side.

(c) Reinstall the main body ECU.

(d) Measure the voltage according to the value(s) in the table below.