Toyota Sienna Service Manual: For rear air conditioning system)
ON-VEHICLE INSPECTION
1. INSPECT COOLING UNIT MOTOR SUB-ASSEMBLY WITH FAN
(a) Connect the positive (+) lead from the battery to terminal 1 and negative (-) to terminal 2, then check that the motor operates smoothly.
If operation is not as specified, replace the rear blower motor.
Blower motor
On-vehicle inspection
1. INSPECT BLOWER WITH FAN MOTOR SUBASSEMBLY
(a) Connect the positive (+) lead from the battery to
terminal 2 and negative (-) to terminal 1, then check
that the motor op ...
For manual air conditioning system
ON-VEHICLE INSPECTION
1. INSPECT BLOWER RESISTOR (for Manual Air Conditioning System)
(a) Measure resistance between terminals, as shown in
the table.
If resistance is not as specified, replac ...
Other materials:
How to proceed with
troubleshooting
The intelligent tester can be used in steps 4, 6, 8 and 9.
1 VEHICLE BROUGHT TO WORKSHOP
2 CUSTOMER PROBLEM ANALYSIS
3 PASSENGER AIRBAG ON/OFF INDICATOR CHECK
4 DTCs CHECK (Present and Past DTCs)
Check for DTCs.
Result
GO TO PROBLEM SYMPTOMS TABLE
5 DTCs CHART
6 CIRCUIT ...
Disposal
HINT:
On the RH side, use the same procedures as on the LH side.
1. DISPOSE OF BACK DOOR STAY SUB-ASSEMBLY LH
Horizontally fix the stay in a vise with the piston-rod
pulled out.
Wearing safety glasses, gradually cut a part
between A and B as shown in the illustration using a
metal ...
Reassembly
1. INSTALL SHOCK ABSORBER ASSEMBLY FRONT LH
2. INSTALL FRONT COIL SPRING INSULATOR LOWER
LH
(a) Install the front coil spring insulator lower LH onto
the shock absorber assembly front LH.
3. INSTALL FRONT SPRING BUMPER LH
(a) Install the front spring bumper LH to the piston rod.
4. INSTALL FR ...
