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Diagnostic Procedure

CHECK OVERALL FUNCTION

Check ASCD indicator under the following conditions.

SPECIFIED 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 40km/h (25MPH) and 144km/h (89MPH)	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.

OK or NG

OK : GO TO 3.

NG : Perform trouble diagnoses for DTC U1000, U1001. Refer to "DTC U1000, U1001 CAN COMMUNICATION LINE ".
CHECK DTC WITH "UNIFIED METER AND A/C AMP."
Refer to "SELF-DIAG RESULTS ".

OK or NG

OK : GO TO 4.

NG : Go to "DTC [B2202] METER COMMUNICATION CIRCUIT ".
CHECK INTERMITTENT INCIDENT
Refer to "TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT ".

: INSPECTION END