CRUISE CONTROL SYSTEM (DIAGNOSTICS) > Basic Diagnostic Procedure

PROCEDURE

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1.CHECK MALFUNCTION INDICATOR LIGHT.

Make sure the malfunction indicator light illuminates.

Does the malfunction indicator light illuminate?

2.CHECK CRUISE INDICATOR LIGHT.

Make sure the cruise indicator light blinks.

Does the cruise indicator light blink?

3.CHECK CRUISE CONTROL MAIN SWITCH OPERATION.

Check cruise control main switch operation. (Ensure the cruise indicator light illuminates.)

Is the cruise control main switch turned on? (Does the cruise indicator light illuminate?)

Go to phenomenon 1.

4.CHECK CRUISE CONTROL SET OPERATION.

Check the cruise control setting operation.

Can the cruise control be set while driving at more than 40 km/h (25 MPH)?

5.PERFORM CRUISE CONTROL CANCEL CONDITIONS DIAGNOSIS.

Perform the cruise cancel conditions diagnosis.

Is DTC displayed?

Go to “List of Diagnostic Trouble Code (DTC)”.

Go to phenomenon 2.

6.CHECK CRUISE SET INDICATOR LIGHT.

Make sure the cruise set indicator light illuminates.

Does the cruise set indicator light illuminate?

Go to phenomenon 3.

7.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 phenomenon 4.

8.CHECK RESUME/ACCEL OPERATION.

Check the RESUME/ACCEL switch operation.

Does the vehicle speed increase or return to set speed after RESUME/ACCEL switch has been pressed?

Go to phenomenon 5.

9.CHECK SET/COAST OPERATION.

Check the SET/COAST switch operation.

Does the vehicle speed decrease after SET/COAST switch has been pressed?

Go to phenomenon 6.

10.CHECK CANCEL OPERATION.

Check the CANCEL switch operation.

Is the cruise control released after CANCEL switch has been pressed?

Go to phenomenon 7.

11.CHECK CRUISE CONTROL RELEASE OPERATION.

Check the cruise control release operation.

Is the cruise control released after brake pedal has been depressed?

Go to phenomenon 8.

12.CHECK CRUISE CONTROL RELEASE OPERATION.

Check the cruise control release operation.

Is the cruise control released after shifting to the neutral position?

Go to phenomenon 9.

13.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.