Toyota RAV4 Service Manual: Only driver door lock / unlock functions do not operate
Description
The main body ecu receives lock / unlock switch signals and activates the door lock motor accordingly.
Wiring diagram
Inspection procedure
- Perform active test by intelligent tester (door lock)
- Select the active test, use the intelligent tester to generate a control command, and then check that the doors lock / unlock.
Ok: doors can lock / unlock
- Read value of intelligent tester (lock position switch)
- Use the data list to check if the door lock is functioning properly.
Ok: when the door lock is operating, the intelligent tester should display as shown in the table.
- Inspect front door with motor lock assembly lh
- Apply the battery voltage to the motor terminals and check the operation of the door lock motor.
Ok 
- Measure the resistance of the door lock position switch.
Standard resistance 
- Check wire harness (door lock - ecu)
- Disconnect the h5 door lock connector.
- Disconnect the e15 ecu connector.
- Disconnect the ih junction block connector.
- Measure the resistance of the wire harness side connectors.
Standard resistance 
Replace instrument panel junction block (main body ecu)
All doors cannot be locked / unlocked simultaneously
Description
The main body ecu receives switch signals from the door control switch on the
power window regulator
master switch, door control switch and driver side door key cylinder, and
activat ...
Only passenger door lock / unlock functions do not operate
Description
The main body ecu receives lock / unlock switch signals and activates the
door lock motor accordingly.
Wiring diagram
Inspection procedure
Read value of intelligent tester (lo ...
Other materials:
Dtc check / clear
Check dtc
Connect the intelligent tester to the dlc3.
Turn the ignition switch on and turn the tester on.
Select the following menu item: body / sliding roof /
dtc.
Check the dtc(s).
Clear dtc
Connect the intelligent tester to the dlc3.
Turn the ignition switch on ...
Downhill assist control operation switch (test mode dtc)
Description
The downhill assist control switch is connected to the skid control ecu in
the abs and traction
actuator.
Dtc c1379/74 can be detected when the downhill assist control switch sends the
downhill assist control
switch signal or test mode ends. Dtc c1379/74 is output only in t ...
Using the aux port
This port can be used to connect a portable audio device and listen
to it using the vehicle’s speakers.
Open the cover and connect
the portable audio device.
Press the “media” button repeatedly until “aux” is displayed.
Silencing a sound
Press
(mute).
To cancel, p ...