Toyota Sienna Service Manual: Inspection
1. INSPECT STEERING PAD SWITCH LH (w/o Navigation System)
- Measure the resistance according to the values in the table below.
Standard resistan
If the result is not as specified, replace the steering pad switch LH.
2. INSPECT STEERING PAD SWITCH RH (w/ Navigation System)
- Measure the resistance according to the value(s) in the table below.
Standard resistance
If the result is not as specified, replace the steering pad switch RH.
3. INSPECT STEERING PAD SWITCH CABLE (w/ Navigation System)
- Measure the resistance according to the value(s) in the table below.
Standard resistance
If the result is not as specified, replace the steering pad switch cable.
Removal
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
2. REMOVE STEERING WHEEL NO. 2 LOWER COVER
3. REMOVE STEERING WHEEL NO. 3 LOWER COVER
4. REMOVE HONE BUTTON ASSEMBLY
5. REMOVE STEERING PAD SWITC ...
Installation
1. INSTALL STEERING PAD SWITCH LH
2. INSTALL HONE BUTTON ASSEMBLY
3. INSTALL STEERING WHEEL NO. 3 LOWER COVER
4. INSTALL STEERING WHEEL NO. 2 LOWER COVER
5. CONNECT CABLE TO NEGATIVE BATTERY
TERM ...
Other materials:
Power Window cannot be Operated by Wireless Operation
DESCRIPTION
When the switch on the transmitter is operated during normal operating
conditions, the
multiplex network body ECU sends a request signal to the master switch and the
regulator switches which
then drive the applicable power window motors.
INSPECTION PROCEDURE
1 CHECK WIRELESS DOO ...
SFR Solenoid Circuit
DESCRIPTION
The solenoid comes on when signals are received from the ECU and controls the
pressure acting on the
wheel cylinders, thus controlling brake force.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 RECONFIRM DTC
HINT:
These codes are detected when a problem is identified in the
...
Tire Pressure Warning Reset Switch Circuit
DESCRIPTION
The ECU enters the initialization mode and performs initialization
automatically, when the tire pressure
warning ECU receives the signal from the tire pressure warning reset switch. If
the ECU receives the
signal, the tire pressure warning light blinks 3 times (1 second on, 1 seco ...
