Toyota RAV4 Service Manual: Door courtesy switch circuit
Description
The main body ecu detects the condition of the door courtesy switch.
Wiring diagram
Inspection procedure
- Read value of intelligent tester (door courtesy light switch)
- Connect the intelligent tester (with can vim) to the dlc3.
- Turn the ignition switch to the on position and press the intelligent tester main switch on.
- Select the items below in the data list, and read the displays on the intelligent tester.
Ok: condition sign can be displayed.
- Inspect courtesy light switch
- Remove the door courtesy light switch.
- Measure the resistance of the switch.
Standard resistance:
front lh, front rh, rear lh, rear rh, back door
- Check wire harness (main body ecu - courtesy light switch)
- Connect the courtesy light switch.
- Disconnect the ia, ic and id instrument panel junction block connectors.
- Disconnect the e15 main body ecu connector.
- Measure the resistance of the wire harness side connectors.
Standard resistance:
Front door lh 
Front door rh 
Rear door rh 
Rear door lh 
Back door 
Replace instrument panel junction block (main body ecu)
Light control switch circuit
Description
This circuit detects the state of the headlight dimmer switch.
Wiring diagram
Inspection procedure
Read value of intelligent tester (main body ecu)
Connect the intelligent ...
Door lock position circuit
Description
This circuit detects the state of the door lock detection sensor and sends it
to the main body ecu.
Wiring diagram
Inspection procedure
Read value of intelligent tester (door ...
Other materials:
Traction control switch (for 2wd)
Components
Removal
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 traction control switch (auto lsd switch)
...
Headlight assembly
Components
Removal
Hint:
Use the same procedures for the rh and lh sides.
The procedures listed below are for the lh side.
Disconnect cable from negative battery
terminal
Remove front fender liner lh (see page et-4)
Remove front fender liner rh (see page et-4)
Remove ra ...
Different diameter tire malfunction
Description
The skid control ecu measures the speed of each wheel by receiving signals
from the speed sensor.
These signals are used for recognizing that all 4 wheels are operating properly.
Therefore, all wheel
signals must be equal.
Inspection procedure
Check tire size
...