Toyota RAV4 (XA40) 2013-2018 Service Manual: How to proceed with troubleshooting (2006/01- )
Hint:
- Use these procedures to troubleshoot the air conditioning system.
- *: Use the intelligent tester.
- Vehicle brought to workshop
- Customer problem analysis and symptom check
- Inspect battery voltage
Standard voltage: 11 to 14 v
If the voltage is below 11 v, recharge or replace the battery before proceeding.
- Check can communication system*
- Use the intelligent tester to check if the can communication system is functioning.
Result 
- Check dtc or check sensor check code through panel diagnosis*
- Check dtcs or sensor check codes.
- Write down the dtcs or sensor check codes.
- Clear the dtcs or sensor check codes.
- Check whether the dtcs or sensor check codes recur.
- Reproduce the problem symptoms in accordance with the dtcs or sensor check codes that were written down, and check whether the dtcs or sensor check codes recur.
Hint:
Refer to the dtc chart when any dtcs or sensor check codes are output.
Result 
- Refer to problem symptoms table
Result 
- Overall analysis and troubleshooting*
- Data list / active test (see page ac-37)
- Panel diagnosis (indicator check) (see page ac-31)
- Panel diagnosis (sensor check) (see page ac-31)
- Panel diagnosis (actuator check) (see page ac-31)
- Terminals of ecu (see page ac-27)
- Adjust, repair or replace
- Confirmation test
End
How to proceed with troubleshooting (2005/11-2006/01)
Hint:
Use these procedures to troubleshoot the air conditioning
system.
*: Use the intelligent tester.
Vehicle brought to workshop
Customer problem analysis and symptom check
...
Customize parameters
Hint:
The following items can be customized.
Notice:
When the customer requests a change in a function,
first make sure that the function can be customized.
Be sure to make a note of the cur ...
Other materials:
Input signal circuit abnormal
Description
This dtc expresses the internal abnormalities of the ecm.
Inspection procedure
Check for dtc
Clear the dtc (see page cc-15).
Check for dtc (see page cc-15).
Ok:
dtc is not output.
End ...
On-vehicle inspection
Notice:
Perform the maf meter inspection according to the
procedures below.
Only replace the maf meter when both the long
ft#1 value and maf value in the data list (with the
engine stopped) are not within the normal operating
range.
Inspect mass air flow meter
Perform c ...
Control module communication bus off
Description
Inspection procedure
The skid control ecu inputs the signals from the ecm, steering angle sensor,
and yaw rate and
acceleration sensor via can communication system.
Check harness and connector (momentary interruption)
Using the data list of the intelligent test ...
