Toyota Sienna Service Manual: Rear Power Seat Switch Circuit
DESCRIPTION
When the power rear no. 2 seat switch is operated, a recline signal is sent to the fold seat control ECU.
The ECU activates the reclining motor based on the signal from the power rear no. 2 seat switch.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT FOLD SEAT CONTROL ECU
- Remove the fold seat control ECU.
- Measure the voltage according to the value(s) in the table below.
Standard voltage: LH side
RH side
2 CHECK HARNESS AND CONNECTOR (FOLD SEAT CONTROL ECU - FOLDING MOTOR)
- Disconnect the connectors from the fold seat control ECU.
- Disconnect the connector from the folding motor.
- Measure the resistance according to the value(s) in the table below.
Standard resistance: LH side
RH side
3 INSPECT POWER REAR NO. 2 SEAT SWITCH
- Disconnect the connector from the power rear no. 2 seat switch.
- Measure the resistance according to the value(s) in the table below.
Standard resistance: LH side
RH side
4 CHECK HARNESS AND CONNECTOR (FOLDING MOTOR - BODY GROUND)
- Measure the resistance according to the value(s) in the table below.
Standard resistance: LH side
RH side
5 REPAIR OR REPLACE HARNESS OR CONNECTOR (WIRE INSIDE SEAT)
- Repair or replace harness or connector (wire inside seat) and check that the malfunction disappears.
OK: Malfunction disappears.
END
Lock Switch Circuit
DESCRIPTION
Each of the left and right seats has lock switches that detect the lock
condition of the seat legs to the floor
when the seat is in the original or folded-down state. If any of the loc ...
Fold Lock Switch Circuit
DESCRIPTION
Each of the left and right seats has a fold lock switch that detects the lock
condition of the seat legs and
floor when the seat is in the stowed state. If the fold lock switch detects ...
Other materials:
Open in Front Passenger Side Squib Circuit
DTC B0106/54 Open in Front Passenger Side Squib Circuit
DESCRIPTION
The front passenger side squib circuit consists of the center airbag sensor
assembly and the front
passenger airbag assembly.
The circuit instructs the SRS to deploy when deployment conditions are met.
DTC B0106/54 is rec ...
Removal
1. REMOVE EXHAUST PIPE ASSEMBLY
(a) Remove exhaust pipe assembly (See page EX-8).
2. REMOVE PROPELLER W/CENTER BEARING SHAFT ASSEMBLY
(a) Depress the brake pedal and hold it down.
(b) Using a hexagon wrench (6 mm), loosen the cross
groove joint set bolts a half turn.
HINT:
Place a cloth ...
Removal
HINT:
For the parking brake cable assembly No. 2, perform the
same procedure to the parking brake cable assembly No. 3.
1. REMOVE REAR WHEEL
2. REMOVE REAR BRAKE DRUM SUB-ASSEMBLY (for
Drum Type) (See page BR-37)
3. REMOVE FRONT BRAKE SHOE (for Drum Type) (See
page BR-37)
4. REMOVE REAR BRAK ...
