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Diagnostic Procedure

CHECK OVERALL FUNCTION

Check ASCD indicator under the following conditions.

ASCD INDICATOR DIAGNOSTIC PROCEDURE CONDITIONS

ASCD INDICATOR	CONDITION		SPECIFICATION
CRUISE LAMP	Ignition switch: ON	MAIN switch: Pressed at the 1st time --> at the 2nd time	ON --> OFF
SET LAMP	MAIN switch: ON When vehicle speed is between 40 km/h (25 MPH) and 144 km/h (89 MPH)	ASCD: Operating	ON
SET LAMP		ASCD: Not operating	OFF

OK or NG

OK : INSPECTION END
NG : GO TO 2.

CHECK DTC
Check that DTC U1000 or U1001 is not displayed.

Yes or No
1. Yes : Perform trouble diagnoses for DTC U1000, U1001, refer to "DTC U1000, U1001 CAN COMMUNICATION LINE ".
2. No : GO TO 3.
CHECK COMBINATION METER OPERATION
Refer to "COMBINATION METERS ".

OK or NG
1. OK : GO TO 4.
2. NG : Go to "COMBINATION METER ".
CHECK INTERMITTENT INCIDENT
Refer to "TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT ".
1. : INSPECTION END