GT-R (R35) - SM9E-1R35U0__2009MY - HAC / AUTOMATIC AIR CONDITIONER / BLOWER MOTOR

1.SELF-DIAGNOSIS RESULT CHECK

With CONSULT-III

NOTE：
If DTC is displayed along with DTC U1000 or U1010, first diagnose the DTC U1000 or U1010. Refer to DTC Logic or DTC Logic.

Is any DTC displayed?

YES>>Perform the diagnosis that is applicable to the sensor and actuator. Refer to DTC Index.

NO>>GO TO 2.

2.PERFORM ACTIVE TEST

With CONSULT-III

Check that the blower motor control signal changes according to each indicator number.

	Test item
	MODE 1	MODE 2	MODE 3	MODE 4	MODE 5	MODE 6	MODE 7
Mode door position	VENT	B/L 1	B/L 2	FOOT	D/F	DEF	—
Intake door position	REC	REC	20% FRE	FRE	FRE	FRE	—
Air mix door position (driver & passenger side)	FULL COOL	FULL COOL	FULL HOT	FULL HOT	FULL HOT	FULL HOT	—
Blower fan motor control signal duty ratio	37%	91%	65%	65%	65%	91%	—
Compressor (magnetic clutch)	ON	ON	OFF	OFF	ON	ON	—
Electronic control valve (ECV) duty ratio	100%	100%	0%	0%	50%	100%	—

NOTE：

Perform the inspection of each output device after starting the engine because the compressor is operated.
If the Mode 7 is selected, the malfunction is displayed but it is normal.

Does it operate normally?

YES>>INSPECTION END

NO>>GO TO 3.

3.CHECK BLOWER MOTOR POWER SUPPLY CIRCUIT