How To Proceed With Troubleshooting
HINT:
- Use the following procedure to troubleshoot the cruise control system.
- *: Use the Techstream.
- 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 CAN COMMUNICATION SYSTEM*
- Check for output DTCs.
Result
DTC OUTPUT RESULTResult Proceed to CAN DTC is not output A CAN DTC is output B HINT:
The ECM of this system is connected to the CAN communication system. Therefore, before starting troubleshooting, make sure to check that there is no trouble in the CAN communication system.
B: GO TO CAN COMMUNICATION SYSTEM (See HOW TO PROCEED WITH TROUBLESHOOTING )
A: Go to Next Step
- CHECK INDICATOR LIGHT
- CHECK FOR DTC*
- Check for DTCs (See DTC CHECK / CLEAR ).
- Clear the DTCs (See DTC CHECK / CLEAR ).
- Recheck for DTCs (See DTC CHECK / CLEAR ).
Result
DTC OUTPUT RESULTResult Proceed to DTC is not output A DTC is output B B: GO TO DIAGNOSTIC TROUBLE CODE CHART (See DIAGNOSTIC TROUBLE CODE CHART )
A: Go to Next Step
- PROBLEM SYMPTOMS TABLE
Result
RESULT CHARTResult Proceed to There is no applicable symptom in the table A There is an applicable symptom in the table B B: Go to step 8
A: Go to Next Step
- OVERALL ANALYSIS AND TROUBLESHOOTING*
- REPAIR OR REPLACE
- CONFIRMATION TEST