Basic Diagnostic Procedure: Procedure
CAUTION:
- When performing diagnosis, observe the legal speed limit on the road.
- The cancel code will be also appear when cruise control is cancelled by the driver's operation. Do not confuse them.
- Be sure to get an assistant to support the diagnosis while driving, and have him/her operate the select monitor.
| Step | Check | Yes | No |
|---|---|---|---|
| 1 CHECK MALFUNCTION INDICATOR LIGHT. Make sure the malfunction indicator light illuminates. |
Does the malfunction indicator light illuminate? | Go to step 5. | Go to step 2. |
| 2 CHECK CRUISE INDICATOR LIGHT. Make sure the cruise indicator light blinks. |
Does the cruise indicator light blink? | Go to step 7. | Go to step 3. |
| 3 CHECK CRUISE SWITCH OPERATION. Check the CRUISE switch operation. (Check the illumination of the CRUISE indicator.) |
Is the CRUISE switch turned on? (Does the CRUISE indicator illuminate?) | Go to step 4. | Go to phenomenon 1. Refer to , DIAGNOSTIC PROCEDURE WITH PHENOMENON . |
| 4 CHECK CRUISE CONTROL SET OPERATION. Check the cruise control setting operation. |
Can the cruise control be set while driving at 40 km/h (25 MPH) or more? | Go to step 8. | Go to step 7. |
| 5 CHECK DTC. Read all DTCs using the Subaru Select Monitor. |
Is an engine or ABS/VDC related DTC displayed? | Record the DTC. Go to step 6. | Go to phenomenon 2. Refer to , DIAGNOSTIC PROCEDURE WITH PHENOMENON . |
| 6 CHECK FREEZE FRAME DATA. Using the Subaru Select Monitor, check the Freeze Frame Data or Information in Trouble State. |
Was the Freeze Frame Data or Information in Trouble State recorded? | Record the data. Perform the diagnosis according to the engine or ABS/VDC related DTC. | Perform the diagnosis according to the engine or ABS/VDC related DTC. |
| 7 CHECK CANCEL CODE. Using the Subaru Select Monitor, read the cancel codes.
NOTE:
If the above is performed, the cancel code will be cleared. |
Is it possible to read the cancel codes? | Perform the diagnosis according to the cancel code. Refer to , LIST . | Go to step 8. |
| 8 CHECK SET INDICATOR. Check the illumination of the SET indicator. |
Does the SET indicator illuminate? | Go to step 9. | Go to phenomenon 3. Refer to , DIAGNOSTIC PROCEDURE WITH PHENOMENON . |
| 9 CHECK VEHICLE SPEED IS HELD WITHIN SET SPEED. Make sure the vehicle speed is held within set speed. |
Is the vehicle speed kept within setting speed ±3 km/h (±2 MPH)? (Make sure that on a level road.) | Go to step 10. | Go to phenomenon 4. Refer to , DIAGNOSTIC PROCEDURE WITH PHENOMENON . |
| 10 CHECK RES/+ OPERATION. Check the RES/+ switch operation. |
Does the vehicle speed increase or return to set speed after RES/+ switch has been pressed? | Go to step 11. | Go to phenomenon 5. Refer to , DIAGNOSTIC PROCEDURE WITH PHENOMENON . |
| 11 CHECK SET/- OPERATION. Check the SET/- switch operation. |
Does the vehicle speed decrease after SET/- switch has been pressed? | Go to step 12. | Go to phenomenon 6. Refer to , DIAGNOSTIC PROCEDURE WITH PHENOMENON . |
| 12 CANCEL OPERATION CHECK. Check the CANCEL switch operation. |
Is the cruise control released after CANCEL switch has been pressed? | Go to step 13. | Go to phenomenon 7. Refer to , DIAGNOSTIC PROCEDURE WITH PHENOMENON . |
| 13 CHECK CRUISE CONTROL RELEASE OPERATION. Check the cruise control release operation. |
Is the cruise control released after brake pedal has been depressed? | Go to step 14. | Go to phenomenon 8. Refer to , DIAGNOSTIC PROCEDURE WITH PHENOMENON . |
| 14 CHECK CRUISE CONTROL RELEASE OPERATION. Check the cruise control release operation. |
Is the cruise control released after shifting to the neutral position? | Go to step 15. | Go to phenomenon 9. Refer to , DIAGNOSTIC PROCEDURE WITH PHENOMENON . |
| 15 CHECK CRUISE CONTROL RELEASE OPERATION. Check the cruise control release operation. |
Is the cruise control released after depressing the clutch pedal? | Finish the diagnosis. | Go to phenomenon 10. Refer to , DIAGNOSTIC PROCEDURE WITH PHENOMENON . |