Toyota Sienna Service Manual: Ambient temperature sensor
ON-VEHICLE INSPECTION
1. INSPECT A/C AMBIENT TEMPERATURE SENSOR
(a) Remove the A/C ambient temperature sensor.
(b) Disconnect the connector from A/C ambient temperature sensor.
(c) Measure the resistance according to the value(s) in the table below.
Standard resistance 
NOTICE:
- Even slightly touching the sensor may change the resistance value. Be sure to hold the connector of the sensor.
- When measuring, the sensor temperature must be the same as the ambient temperature.
HINT: As the temperature increases, the resistance decreases (see the graph).
If the resistance is not as specified, replace the A/C ambient temperature sensor.
Room temperature sensor (for rear air conditioning system)
ON-VEHICLE INSPECTION
1. INSPECT REAR A/C ROOM TEMPERATURE SENSOR
(a) Remove the rear A/C room temperature sensor.
(b) Disconnect the connector from the rear A/C room
temperature sensor.
...
Evaporator temperature sensor
ON-VEHICLE INSPECTION
1. INSPECT A/C EVAPORATOR TEMPERATURE SENSOR
(a) Remove the A/C evaporator temperature sensor (A/
C thermistor).
(b) Disconnect the connector from the A/C evaporator
t ...
Other materials:
Camshaft Position "B" - Timing Over
HINT:
If DTC P0014, P0015, P0024 or P0025 is present, check the VVT (Variable Valve
Timing) system.
DESCRIPTION
Refer to DTC P0013 (See page ES-87).
MONITOR DESCRIPTION
DTC P0014 and P0024
The ECM compares current valve timing with target valve timing, while the
engine is running a ...
Lumbar support adjuster assembly
INSPECTION
1. INSPECT LUMBAR SUPPORT ADJUSTER ASSEMBLY
Check operation of the lumbar support adjuster
motor.
Check if the lumbar support adjuster moves
smoothly when the battery is connected to the
lumbar support adjuster motor connector
terminal.
OK
If the r ...
On-vehicle inspection
1. INSPECT COOLER CONDENSER CORE
(a) If the fin of the cooler condenser core is dirty, clean
it with water and dry it with compressed air.
NOTICE:
Do not damage the fin of the cooler condenser
core.
(b) If the fin of the cooler condenser core is bent, make
it straight using a screwdriver or p ...
