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:
Intake air temperature circuit malfunction
Description
The intake air temperature (iat) sensor, mounted on the mass air flow (maf)
meter, monitors the iat.
The iat sensor has a built-in thermistor with a resistance that varies according
to the temperature of the
intake air. When the iat is low, the resistance of the thermist ...
Knock sensor 1 circuit
Description
Flat type knock sensors (non-resonant type) have structures that can detect
vibrations over a wide band
of frequencies: between approximately 6 khz and 15 khz.
A knock sensor is fitted onto the engine block to detect engine knocking.
The knock sensor contains a piezoelectri ...
Torque converter clutch solenoid performance (shift solenoid valve dsl)
Description
The ecm uses the signals from the throttle position sensor, air-flow meter,
turbine (input) speed sensor,
intermediate (counter) shaft speed sensor and crankshaft position sensor to
monitor the engagement
condition of the lock-up clutch.
Then the ecm compares the engagement ...
