Toyota Sienna Service Manual: On-vehicle inspection
1. CHECK POWER REAR NO. 2 SEAT with STOWING FUNCTION
- Check the basic functions.
- Operate the fold seat switch and power rear No.2 seat switch and check to make sure each seat function works:
- Folding-down operation
- Stowing operation
- Return operation
- Reclining operation
- Park / Neutral Position Switch Circuit
- Back Door Courtesy Switch Circuit
- Indicator Circuit
- Power Source Circuit
- Fold Seat Switch Circuit
- Folding Motor Circuit
- Reclining Motor Circuit
- Release Actuator Circuit
- Lock Switch Circuit
- Rear Power Seat Switch Circuit
- Fold Lock Switch Circuit
Diagnosis system
1. CHECK DLC3
The vehicle uses ISO 15765-4 communication
protocol.
The terminal arrangement of the DLC3 complies
with SAE 1962 and matched the ISO 15765-4
format.
If the resul ...
Park / Neutral Position Switch Circuit
DESCRIPTION
The fold seat control ECU receives signals from the Park/Neutral position
switch and controls the seat
stowing and return operations. If the shift lever is in any position other than
...
Other materials:
Brake Switch
DTC P0504 Brake Switch "A" / "B" Correlation
DTC P0724 Brake Switch "B" Circuit High
DESCRIPTION
The stop light switch is a duplex system that transmits two signals: STP and
ST1-. These two signals are
used by the ECM to monitor whether or not the brake system is ...
Installation
1. INSTALL SEAT MEMORY SWITCH
2. INSTALL FRONT DOOR TRIM BOARD SUBASSEMBLY
LH
3. INSTALL POWER WINDOW REGULATOR MASTER
SWITCH ASSEMBLY
4. INSTALL FRONT DOOR INSIDE HANDLE BEZEL
PLUG LH
5. INSTALL FRONT DOOR LOWER FRAME BRACKET GARNISH LH
Engage the 4 claws to install the seat me ...
Power Slide Door LH does not Operate When Satellite Switch is
Pressed
DESCRIPTION
The power slide door operates only when the power slide door main
switch is ON (switch free: orange
paint on the top of the switch appears). The power slide door ECU LH
controls the power slide door LH,
which activates the slide door motor to open / close the slide do ...
