Toyota Sienna Service Manual: Disassembly
1. REMOVE CENTER CLUSTER MODULE KNOB NO.1 (for Manual Air Conditioning System)
(a) Remove the center cluster module knob No. 1.
2. REMOVE CENTER CLUSTER MODULE KNOB NO.2 (for Manual Air Conditioning System)
(a) Release the 2 claws fittings and remove the center cluster module knob No. 2.
NOTICE: Take care not to break the claws on the knob.
3. REMOVE AIR CONDITIONER AMPLIFIER ASSEMBLY (for Manual Air Conditioning System)
(a) Remove the plate.
(b) Release the lock of the connector and disconnect the cable.
(c) Remove the 4 screws, and the heater control housing.
(d) Remove the 4 screws, and the air conditioner amplifier assembly.
4. REMOVE AIR CONDITIONER AMPLIFIER ASSEMBLY (for Automatic Air Conditioning System)
(a) Release the 8 claw fittings and remove the 4 screws and the heater control housing.
(b) Disconnect the 2 connectors.
(c) Remove the 5 screws and the air conditioner amplifier assembly.
5. REMOVE INTEGRATION CONTROL AND PANEL BULB (for Manual Air Conditioning System)
(a) Remove the integration control & panel bulb.
6. REMOVE HEATER BLOWER SWITCH (for Manual Air Conditioning System)
(a) Remove the 3 nuts, and the 3 washers.
(b) Release the 6 claw fittings and remove the 5 screws and printed wire integration board sub-assembly.
(c) Remove the screw and the heater blower switch.
7. REMOVE PRINTED WIRE INTEGRATION BOARD SUB-ASSEMBLY (for Automatic Air Conditioning System)
(a) Remove the 12 screws and the printed wire integration board sub-assembly.
8. REMOVE CLOCK ORNAMENT
(a) Remove the clock ornament
9. REMOVE CENTER CLUSTER MODULE KNOB NO.5 (for Automatic Air Conditioning System)
10. REMOVE CENTER CLUSTER MODULE KNOB NO.6 (for Automatic Air Conditioning System)
Removal
1. REMOVE INSTRUMENT CLUSTER FINISH PANEL
CENTER NO.1 (See page IP-8)
2. REMOVE INSTRUMENT CLUSTER FINISH PANEL
CENTER NO.2
3. REMOVE SHIFT LEVER KNOB SUB-ASSEMBLY
HINT:
(See page AX-146 for U15 ...
Reassembly
1. INSTALL CENTER CLUSTER MODULE KNOB NO.6
(for Automatic Air Conditioning System)
2. INSTALL CENTER CLUSTER MODULE KNOB NO.5
(for Automatic Air Conditioning System)
3. INSTALL CLOCK ORNAMENT
4. ...
Other materials:
ECM Communication Circuit Malfunction
DTC C1203/53 ECM Communication Circuit Malfunction
DESCRIPTION
The circuit is used to send TRAC and VSC control information from the skid
control ECU to the ECM, and
engine control information from the ECM to the skid control ECU through the CAN
communication
system.
INSPECTION PROCEDURE
1 ...
Speed sensor check (when using intelligent tester)
(a) Check the backward signal.
(1) Drive the vehicle in reverse for more than 1
second at 3 km/h (2 mph) or higher.
HINT:
Drive the vehicle in reverse and check the speed
sensor signal. Note that the signal check cannot
be completed if the vehicle speed is 45 km/h (28
mph) or more.
(b) Che ...
Taking out the spare tire
Slide the front passenger’s seat to the frontmost lock position and
the right side second seat to the rearmost lock position so they will
not interfere with the jack handle.
Open the right side sliding door
and you will find the flap on the
floor. Pull back the flap to find
the ...
