Rear Power Seat Control System
TERMINALS OF ECUTerminals Of Control Module / Pinouts:
1. CHECK REAR LH SEAT ECU
a. Disconnect the R25 ECU connector.
b. Measure the voltage of the wire harness side connector.
If the result is not as specified, there may be a malfunction on the wire harness side.
c. Reconnect the R25 ECU connector.
d. Measure the voltage of the ECU connector.
If the result is not as specified, replace the seat ECU may have a malfunction.
Terminals Of Control Module / Pinouts:
2. CHECK REAR RH SEAT ECU
a. Disconnect the R26 ECU connector.
b. Measure the voltage of the wire harness side connector.
If the result is not as specified, there may be a malfunction on the wire harness side.
c. Reconnect the R26 ECU connector.
d. Measure the voltage of the ECU connector.
If the result is not as specified, replace the seat ECU may have a malfunction.
Terminals Of Control Module / Pinouts:
3. CHECK REAR SEAT CONTROL SWITCH
a. Disconnect the P54 switch connector.
b. Measure the voltage of each terminal of the wire harness side connector.
If the result is not as specified, there may be a malfunction on the wire harness side.
Terminals Of Control Module / Pinouts:
4. CHECK PASSENGER SIDE J/B (PASSENGER SIDE J/B ECU)
a. Disconnect the PB, PE and PG J/B connectors.
b. Disconnect the P5 ECU connector.
c. Measure the voltage of each terminal of the wire harness side connector.
If the result is not as specified, there may be a malfunction on the wire harness side.
d. Reconnect the PB, PE and PG J/B connectors.
e. Reconnect the P5 ECU connector.
f. Measure the voltage of the connector.
If the result is not as specified, replace the ECU may have a malfunction.
Terminals Of Control Module / Pinouts:
5. CHECK REAR DOOR LH ECU
a. Disconnect the R13 ECU connector.
b. Measure the voltage of each terminal of the wire harness side connector.
If the result is not as specified, there may be a malfunction on the wire harness side.
c. Reconnect the R13 ECU connector.
d. Measure the voltage of connectors.
If the result is not as specified, replace the rear door ECU may have a malfunction.
Terminals Of Control Module / Pinouts:
6. CHECK REAR DOOR RH ECU
a. Disconnect the R14 ECU connector.
b. Measure the voltage of the wire harness side connector.
If the result is not as specified, there may be a malfunction on the wire harness side.
c. Reconnect the R14 ECU connector.
d. Measure the voltage of the connectors.
If the result is not as specified, replace the rear door ECU may have a malfunction.