Toyota Sienna Service Manual: Inspection
1. Inspect ignition switch assembly
(a) Measure the resistance of the switch.
Standard resistance 
If the result is not as specified, replace the switch assembly.
Removal
1. Disconnect cable from negative battery
terminal
2. REMOVE STEERING COLUMN COVER LOWER
(A) insert the key into the ignition key cylinder and
release the steering lock.
(B) turn the steeri ...
Installation
1. INSTALL IGNITION SWITCH ASSEMBLY
(a) Install the ignition switch with the 2 screws.
(b) Install the ignition switch connector.
2. INSTALL STEERING COLUMN COVER LOWER
(a) Attach the 4 claw ...
Other materials:
Installation
1. INSTALL ROOF HEADLINING ASSEMBLY
w/ sliding roof:
Install the roof headlining with the 5 clips.
w/o sliding roof:
Install the roof headlining with the 3 clips.
NOTICE:
In order to prevent the roof headlining from
becoming bent, work must be performed by 2 or
more persons when ...
Power Source Circuit
DESCRIPTION
This is the power source circuit for the outer mirror control ECU.
WIRING DIAGRAM
INSPECTION PROCEDURE
1 INSPECT OUTER MIRROR CONTROL ECU (POWER SOURCE)
Disconnect the O9 or O11 ECU connector.
Measure the voltage and resistance according to the
value(s) in the t ...
Error in Picture Circuit/ No Current in Back-light/ Excess Current in
Back-light
DTC 34-10 Error in Picture Circuit
DTC 34-11 No Current in Back-light
DTC 34-12 Excess Current in Back-light
DESCRIPTION
DTC No.
DTC Detection Condition
Trouble Area
34-10
Error in power supply system for picture circuit
Radio and navigation assembly
...
