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)
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:
Abs warning light does not come on
Wiring diagram
Refer to the abs warning light circuit (see page bc-135).
Inspection procedure
Check can communication system
Check if the can communication system dtc is output
(see page ca-34).
Result
Perform active test by intelligent tester (abs warning light)
Sele ...
Disposal
Hint:
When scrapping vehicles equipped with a seat belt
pretensioner or disposing of a front seat outer belt (with seat
belt pretensioner), always first activate the seat belt
pretensioner in accordance with the procedures described
below. If any abnormality occurs during activation of the seat ...
Catalyst system efficiency below threshold (bank 1)
Monitor description
The ecm uses sensors mounted in front of and behind the three-way catalytic
converter (twc) to
monitor its efficiency.
The first sensor, the air-fuel ratio (a/f) sensor, sends pre-catalyst
information to the ecm. The second
sensor, the heated oxygen (ho2) sensor, se ...
