Toyota RAV4 (XA40) 2013-2018 Service Manual: Compressor lock sensor circuit
Description
This sensor sends 1 pulse per engine revolution to the air conditioning amplifier. If the ratio of the compressor speed divided by the engine speed is smaller than a predetermined value, the air conditioning amplifier turns the compressor off, and the indicator blinks at approximately 1 second intervals.
Wiring diagram
Inspection procedure
- Check air conditioning amplifier (lock signal)
- Remove the air conditioning amplifier with its connectors still connected.
- Check the waveform of the amplifier connector.
Ok:
waveform is as shown in the illustration.
- Inspect compressor lock sensor
- Disconnect the b47 compressor lock sensor connector.
- Measure the resistance of the sensor.
Standard resistance
- Check wire harness (compressor lock sensor - air conditioning amplifier)
- Disconnect the b47 compressor lock sensor connector.
- Disconnect the e37 amplifier connector.
- Measure the resistance of the wire harness side connectors.
Standard resistance
Replace air conditioning amplifier
Solar sensor circuit (passenger side)
Description
The solar sensor, which is installed on the upper side of the instrument
panel, detects sunlight and
controls the air conditioning auto mode. The output voltage from the solar
se ...
Pressure sensor circuit
Description
This dtc is output when the refrigerant pressure is either extremely low
(0.19 Mpa [2.0 Kgf/cm2, 28 psi]
or less) or extremely high (3.14 Mpa [32.0 Kgf/cm2, 455 psi] or more). The ...
Other materials:
Installation (2006/01- )
Install front drive shaft assembly lh
Coat the spline of the inboard joint shaft with gear
oil.
Align the shaft splines and tap in the drive shaft with
a brass bar and hammer.
Notice:
Set the snap ring with the opening side facing
downwards.
Be careful not to damage the ...
Removal
(2005/11-2006/01)
Remove front wheel
Drain automatic transaxle fluid
Drain the automatic transaxle fluid for u140f (see
page ax-147).
Drain the automatic transaxle fluid for u241e (see
page ax-146).
Remove front axle hub nut (see page ah-6)
Disconnect front speed sensor lh (see page
bc-191) ...
Removal (2005/11-2006/01)
Disconnect cable from negative battery
terminal
Caution:
Wait at least 90 seconds after disconnecting the
cable from the negative (-) battery terminal to
prevent airbag and seat belt pretensioner activation.
Remove roof headlining assembly
Remove the roof headlining (see page ir ...
