Toyota RAV4 (XA40) 2013-2018 Service Manual: How to proceed with troubleshooting
Hint:
- Use these procedures to troubleshoot the cruise control
system.
- *: Use the intelligent tester.
- Vehicle brought to workshop

- Inspect battery voltage
Standard voltage:
11 to 14 v
If the voltage is below 11 v, recharge or replace the battery
before proceeding.

- Check communication function of can communication system*
- Use the intelligent tester (with can vim) to check if the
can communication system is functioning normally.
Result: 

- Check indicator light
- Check dtc*
- Check for a dtc and note any codes that are output.
- Delete the dtc.
- Recheck for dtcs, and try to prompt the dtc by
simulating the original activity that the dtc suggests.
Result 




- Overall analysis and troubleshooting*
- Terminals of ecm (see page cc-13)
- Data list / active test (see page cc-17 )

- Repair or replace

- Confirmation test

End
System diagram
System description
Cruise control system
This system is controlled by the ecm, and is activated by
the throttle position sensor and motor. The ecm controls
the ...
Inspect set switch
Push the main switch on.
Drive at a desired speed (40 km/h (25 mph) or
higher).
Inspect "+" switch
Push the main switch button on.
D ...
Other materials:
Tire pressure warning receiver (w/ antenna)
Components
...
Push switch / key unlock warning switch malfunction
Description
This dtc is output if the transponder key ecu does not detect that the unlock
warning switch is on even
when the ignition switch is on. Under normal conditions, the unlock warning
switch is on when the
ignition switch is on.
Wiring diagram
Inspection procedure
Re ...
How to proceed with troubleshooting
Hint:
*: Use the intelligent tester.
Hint:
If the display indicates a communication fault in the tester,
inspect the dlc3.
Hint:
Record or print dtcs and freeze frame data, if necessary.
Hint:
If the engine does not start, first perform the "check dtc"
procedures a ...