Toyota Sienna Service Manual: Engine oil pressure switch
ON-VEHICLE INSPECTION
1. INSPECT ENGINE OIL PRESSURE SWITCH ASSEMBLY
- Disconnect the connector from the oil pressure switch assembly.
- With the switch still installed, measure the resistance between the terminal of the engine oil pressure switch and engine ground.
Standard Resistance:
Engine stopped:
Below 1 Ω
Engine idling:
10 kΩ or higher
HINT: If the value is not as specified, replace the engine oil pressure switch.
Fuel sender gauge
assembly
INSPECTION
1. INSPECT FUEL SENDER GAUGE ASSEMBLY
Disconnect the connector from the fuel sender
gauge.
Check that the float moves smoothly between F and
E.
Measure th ...
Audio / visual
...
Other materials:
Rear Air Mix Damper Control Servo Motor Circuit
DESCRIPTION
The rear air mix control servo motor (water valve servo motor) is controlled
by the A/C amplifier.
The rear air mix control servo motor moves the air mix damper by rotating
(normal, reverse) with electrical
power from the A/C amplifier.
WIRING DIAGRAM
INSPECTION PROCEDURE
...
Problem symptoms table
HINT:
Before inspecting the suspected areas listed in the table
below, check the fuse and relay.
Before inspecting the suspected areas listed in the table
below, check the DTCs.
Methods used to verify the cause of the problem are listed
in order of probability in the ...
If the vehicle becomes
stuck
Carry out the following procedures if the tires spin or the vehicle
becomes stuck in mud, dirt, or snow:
Stop the engine. Set the parking brake and shift the shift lever to P.
Remove the mud, snow, or sand from around the stuck tire.
Place wood, stones or some other material under the tires ...
