Rear Power Seat Switch Circuit

SEAT: REAR POWER SEAT CONTROL SYSTEM: Rear Power Seat Switch Circuit
- Rear Power Seat Switch Circuit

DESCRIPTION

When the rear power seat switch is operated, a recline signal is sent to the fold seat control ECU. The ECU activates the power seat motor based on the signal from the rear power seat switch.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK FOLD SEAT CONTROL ECU

(a) Remove the fold seat control ECU with its connectors still connected Removal.





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

Standard Voltage:

for LH side





RH side





Text in Illustration





NG -- INSPECT REAR POWER SEAT SWITCH

OK -- PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Rear Power Seat Control System

2. INSPECT REAR POWER SEAT SWITCH

(a) Remove the rear power seat switch Removal.





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

Standard Resistance:





NG -- REPLACE REAR POWER SEAT SWITCH Removal
OK -- Continue to next step.

3. CHECK HARNESS AND CONNECTOR (FOLD SEAT CONTROL ECU - REAR POWER SEAT SWITCH)

*1: for LH Side

*2: for RH Side

(a) Disconnect the d1*1 or c1*2 ECU connector.

(b) Disconnect the R14*1 or Q10*2 switch connector.

(c) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

for LH Side





for RH Side





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR

OK -- REPLACE FOLD SEAT CONTROL ECU Removal