RM3660EC _58 Vehicle Interior _080733 HEATING / AIR CONDITIONING _0598792 AIR CONDITIONING SYSTEM(for HV Model (8ZR-FXE)) J

HEATING / AIR CONDITIONING AIR CONDITIONING SYSTEM(for HV Model (8ZR-FXE)) No Cooling at All

DESCRIPTION

If cool air is not discharged (air is discharged), the following malfunctions are possible.

Malfunction Status	Factor
Cool air is not discharged (air is discharged)	· Compressor with motor assembly malfunction · Refrigerant pressure malfunction · Lack of refrigerant gas · Dirty cooler condenser · Cooling fan system malfunction · Air mix damper and link operation (jamming) · Evaporator temperature sensor (determined as cold, but conflicts with actual temperature) · Warm air flow

1.CHECK SWITCH INDICATOR

Operate each switch on the air conditioning control assembly and check that the switch indicators operate normally.

Result:

Proceed to
OK
NG

2.PERFORM ACTIVE TEST USING GTS

GO TO OTHER DIAGNOSIS PROCEDURE (Operation not Accepted Even If Air Conditioning Switch is Operated)

2.PERFORM ACTIVE TEST USING GTS

Perform the Active Test according to the display on the GTS.

Body Electrical > Air Conditioner > Active Test

Tester Display	Measurement Item	Control Range	Diagnostic Note
Front Air Mix Damper Control Motor (Potentio)	This test activates the front air mix damper control motor (potentio). (No. 3 air conditioning radiator damper servo sub-assembly)	0 %: Min 100 %: Max	Operate with the ignition switch ON.

Body Electrical > Air Conditioner > Active Test

Active Test Display
Front Air Mix Damper Control Motor (Potentio)

Data List Display
Front Air Mix Damper Control Motor Actual Opening (Potentio)

50004 450 89 461

Result:

Proceed to
OK
NG

INSPECT REFRIGERANT PRESSURE WITH MANIFOLD GAUGE SET

GO TO DIAGNOSTIC TROUBLE CODE CHART (FOR SERVO MOTOR OF APPLICABLE ABNORMAL OPERATION)