Toyota RAV4 (XA40) 2013-2018 Service Manual: How to proceed with troubleshooting
Hint:
- Use these procedures to troubleshoot the key reminder warning system.
- *: Use the intelligent tester.
- Vehicle brought to workshop
- Inspect battery voltage
Standard voltage: 11 to 14 v
Hint:
If the voltage is below 11 v, recharge or replace the battery before proceeding.
- Inspect communication function of can communication system*
- Use the intelligent tester to check if the can communication system is functioning normally.
Result: 
- Problem symptoms table
- Overall analysis and troubleshooting*
- Operation check (see page dl-79)
- Terminals of ecu (see page dl-80)
- Data list / active test (see page dl-83)
- Repair or replace
- Confirmation test
End
System description
Key reminder warning system description
When the driver side door is opened with the key in
the ignition key cylinder and ignition switch in the
acc or off position, this system causes th ...
Operation check
Check key reminder warning system
Check that the key reminder warning buzzer
sounds.
With the driver side door closed, insert the key
into the ignition key cylinder and then turn th ...
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 ...
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, ...
Deterioration of battery
Description
The ecm determines the battery power according to the voltage of the batt
terminal while the engine is
running (not cranking).
Inspection procedure
Inspect battery
Inspect the battery specific gravity.
Check the specific gravity of each cell.
Standard gravity: ...
