Toyota RAV4 (XA40) 2013-2018 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)
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 ...
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:
Tire pressure warning receiver (w/ antenna)
Components
...
Customer problem analysis
Hint:
In troubleshooting, confirm that the problem symptoms
have been accurately identified. Preconceptions should be
discarded in order to make an accurate judgment. To
clearly understand what the problem symptoms are, it is
extremely important to ask the customer about the
problem an ...
Components
(2005/11-2006/01)
...