Toyota Sienna Service Manual: 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 table below.
Outer mirror control ECU LH: Voltage
Resistance
Outer mirror control ECU RH: Voltage
Resistance
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
Memory Switch Circuit
DESCRIPTION
When the seat memory switch M1 or M2 is pressed, the position control ECU &
switch (Seat ECU)
transmits a signal of the memorized mirror position to the outer mirror control
ECU. ...
Power mirror control system (w/o Memory)
PARTS LOCATION
Problem symptoms table
POWER MIRROR CONTROL SYSTEM
Symptom
Suspected area
Mirror does not operate
Outer mirror switch assembly
Outer r ...
Other materials:
Input instructions
(a) The general VIN input instructions using the
intelligent tester are shown below:
(b) The arrow buttons (UP, DOWN, RIGHT and LEFT)
and numerical buttons (0 to 9) are used to input the
VIN.
(c) Cursor Operation
To move the cursor around the tester screen, press
the RIGHT and LEFT buttons. ...
Removal
HINT:
Replace the RH side by the same procedures as the LH side.
1. REMOVE REAR WHEEL
2. REMOVE REAR AXLE SHAFT LH NUT (See page DS-
22)
3. SEPARATE REAR DISC BRAKE CALIPER
ASSEMBLY LH
(a) Removing the 2 bolts, separate the rear disc brake
caliper assembly LH.
4. REMOVE REAR DISC
5. SEPARA ...
Removal
1. REMOVE V-BANK COVER SUB-ASSEMBLY (See
page EM-28)
2. DISCONNECT VENTILATION HOSE
(a) Disconnect the ventilation hose from the ventilation
valve.
3. REMOVE VENTILATION VALVE
(a) Remove the ventilation valve. ...
