Toyota RAV4 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
Parts location
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 ...
Road test
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:
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 ...
Removal
Disconnect cable from negative battery
terminal
Caution:
Wait at least 90 seconds after disconnecting the
cable from the negative (-) battery terminal to
prevent airbag and seat belt pretensioner activation.
Remove accelerator pedal rod
Disconnect the accelerator pedal position ...
Cruise control switch circuit
Description
This circuit sends signals to the ecm depending on the cruise control switch
condition. The battery
supplies positive (+) battery voltage to the cruise control switch. Then
terminal ccs of the ecm receives
the voltage according to the switch condition.
Wiring diagram
Inspect ...