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:
Short to B+ in Driver Side Squib Circuit
DTC B0103/12 Short to B+ in Driver Side Squib Circuit
DESCRIPTION
The driver side squib circuit consists of the center airbag sensor assembly,
the spiral cable and the
steering pad.
The circuit instructs the SRS to deploy when deployment conditions are met.
DTC B0103/12 is recorded when a ...
Torque Converter Clutch Solenoid Circuit
DESCRIPTION
The shift solenoid valve DSL is turned "ON" and "OFF" by signals from the ECM
in order to control the
hydraulic pressure operation, the lock-up relay valve, which then controls
operation of the lock-up clutch.
MONITOR DESCRIPTION
Torque converter lock-up i ...
Inspection
1. INSPECT SEAT HEATER SWITCH LH
Measure the resistance of the seat heater switch
when the switch is operated.
Resistance
If the result is not as specified, replace the switch.
HINT:
As the dial is being turned, the resistance changes
gradually.
Push the seat h ...
