
Description
In this circuit, the compressor receives a refrigerant compression demand signal from the air conditioning amplifier. Based on this signal, the compressor changes the degree of refrigerant compression.

Wiring diagram

Inspection procedure

Ok: the display is as specified in the normal condition column.


Standard resistance



Standard resistance



Standard resistance


Replace air conditioning amplifier
Air mix damper control servo motor circuit (driver
side)
Compressor solenoid circuit (2006/01- )Installation
Install water pump assembly
Remove any old seal packing material from the
contact surface.
Apply a continuous line of seal packing as shown in
the illustration.
Seal packing:
toyota genuine seal parking black, three
bond 1207b or equivalent
Standard seal diameter:
2.2 To 2. ...
Taillight relay circuit
Description
When the light control switch, located on the headlight dimmer switch, is
turned to the tail position, the
taillight relay (marking: t-lp) turns on to illuminate the front side marker
lights, rear taillights, side marker
lights and license plate light.
Wiring diagram
Ins ...
Throttle / pedal position sensor / switch "d" circuit range / performance
Description
Hint:
Refer to dtc p2120 (see page es-282).
Monitor description
When the difference between the output voltages of vpa and vpa2 deviates from
the standard, the ecm
determines that the accelerator pedal position (app) sensor is malfunctioning.
The ecm turns on the mil
and th ...