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Diagnostic Procedure

CHECK CAN COMMUNICATION LINE
Perform the self-diagnosis check. Refer to "SELF-DIAGNOSTIC RESULT MODE ".

Is any malfunction of the "U1000 CAN COMM CIRCUIT" indicated?

YES: Check the CAN communication line. Refer to "DTC U1000 CAN COMMUNICATION LINE ".

NO: GO TO 2.

CHECK INPUT SIGNAL

With CONSULT-III

Turn ignition switch ON.
Select "ECU INPUT SIGNALS" in "DATA MONITOR" mode for "TRANSMISSION" with CONSULT-III.

Read out the value of "ACC PEDAL OPEN".

ITEM NAME CONDITION CHART

Item name	Condition	Display value (Approx.)
ACC PEDAL OPEN	Release accelerator pedal. ↓ Fully depressed accelerator pedal	0.0/8 ↓ 8.0/8

OK or NG

OK: GO TO 4.

NG: GO TO 3.

CHECK DTC WITH ECM
With CONSULT-III
1. Turn ignition switch ON.
2. Select "SELF-DIAG RESULTS" mode for "ENGINE" with CONSULT-III. Refer to "SELF-DIAG RESULTS MODE ".
OK or NG

OK: GO TO 4.

NG: Check the DTC Detected Item. Go to "SELF-DIAG RESULTS MODE ".
CHECK DTC
Perform "DTC CONFIRMATION PROCEDURE ".

OK or NG

OK: INSPECTION END

NG: Repair or replace damaged parts.