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:
Seat position sensor
Components
On-vehicle inspection
Check seat position sensor (vehicle not
involved in collision)
Perform a diagnostic system check (see page rs-
49).
Check seat position sensor (vehicle
involved in collision)
Perform a diagnostic system check (see page rs-
49).
Ev ...
Fuel pressure regulator
Components
Removal
Remove fuel tank assembly
Remove the fuel tank (see page fu-39).
Remove fuel tank main tube sub-assembly
Remove the joint clip and fuel tank main tube.
Caution:
Before removing the tube joint clip, check for
foreign matter around the cli ...
Inspection
Inspect engine coolant temperature sensor
Measure the resistance of the sensor.
Standard resistance
Notice:
If checking the sensor in water, be careful not to
allow water to contact the terminals. After
checking, wipe the water off the sensor.
If the result is not as specified, ...