Toyota RAV4 (XA40) 2013-2018 Service Manual: System description
- Power door lock system description
- The power door lock system locks / unlocks all doors with a one-touch operation.
- The door control switch of the power window regulator master switch or door control switch on passenger side sends lock / unlock request signals to the main body ecu. Then, the main body ecu sends these requests to the lock motors in each door to lock / unlock all the doors simultaneously.
- Operating the driver side door lock using a key sends lock / unlock request signals to the main body ecu.
- Components
- Functions
This system is controlled by the main body ecu. The main body ecu outputs signals to each door lock motor.
The door lock control system in the vehicle has the following functions:
Parts location
System diagram
...
How to proceed with troubleshooting
Hint:
Use the procedure to troubleshoot the power door lock
control system.
*: Use the intelligent tester.
Vehicle brought to workshop
Inspect battery voltage
Standard voltag ...
Other materials:
Brake master cylinder
Components
On-vehicle inspection
Check brake fluid level warning switch
Remove the reservoir filler cap and strainer.
Disconnect the brake fluid level warning switch
connector.
Measure the resistance of the switch.
Hint:
There is a float inside the reservoir. Its positio ...
Inspection
Inspect engine coolant temperature sensor
Measure the resistance of the sensor.
Standard resistance
Notice:
If checking the sensor in water, be careful not to
allow water to contact the terminals. After
checking, wipe the water off the sensor.
If the result is not as specified, ...
Sleep operation failure of occupant classification ecu
Description
During sleep mode, the occupant classification ecu reads the condition of
each sensor while the ignition
switch is off.
In this mode, if the occupant classification ecu detects an internal
malfunction, dtc b1796 is output.
Inspection procedure
Check for dtc
T ...
