Toyota RAV4 (XA40) 2013-2018 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:
Terminals of ecu
Skid control ecu
Hint:
*1: W/ 16-inch disc
*2: W/ downhill assist control
*3: For 2wd (w/ auto lsd)
Check skid control ecu
Disconnect the a19 ecu connector.
Measure the voltage and resistance of the wire
harness side connector.
Hint:
The voltage cannot be measured ...
What to do if...
(Troubleshooting)
If there is a problem with the hands-free system or a bluetooth®
device, first check the table below.
When using the hands-free system with a bluetooth® device
When registering/connecting a cellular phone
When making/receiving a call
When using the contact list
W ...
Problem symptoms table
Hint:
Use the table below to help determine the cause of the
problem symptom. The potential causes of the symptoms
are listed in order of probability in the "suspected area"
column of the table. Check each symptom by checking the
suspected areas in the order they are listed. Re ...
