Description
In-vehicle Sensor
In-vehicle Sensor Circuit
Aspirator
The aspirator (1) is located on driver side of heater & cooling unit assembly. It produces vacuum pressure due to air discharged from the heater & cooling unit assembly, continuously taking compartment air in the aspirator.
DTC Logic
DTC DETECTION LOGIC
NOTE: If DTC is displayed along with DTC U1000 or U1010, first diagnose the DTC U1000 or U1010.
DTC CONFIRMATION PROCEDURE
1.CHECK WITH SELF-DIAGNOSIS FUNCTION OF CONSULT
NOTE: If DTC is displayed along with DTC U1000 or U1010, first diagnose the DTC U1000 or U1010.
Diagnosis Procedure
1.CHECK IN-VEHICLE SENSOR POWER SUPPLY
1 - Ground: Approx. 5V
2.CHECK CONTINUITY BETWEEN IN-VEHICLE SENSOR AND A/C AUTO AMP.
2 - 37: Continuity should exist.
3.CHECK IN-VEHICLE SENSOR
Check in-vehicle sensor.
4.CHECK CONTINUITY BETWEEN IN-VEHICLE SENSOR AND A/C AUTO AMP.
1 - 36: Continuity should exist.
1 - Ground: Continuity should not exist.
Component Inspection
1.CHECK IN-VEHICLE SENSOR
Inspection and adjustment
BASIC INSPECTION
BASIC INSPECTION : Special Repair Requirement
1.INSPECTION START
Check service records for any recent repairs that may indicate a
related malfunction, or a current need for
scheduled maintenance.
Open engine hood and check the following:
Harness connectors fo ...
Oil cooler
Removal and Installation
Oil filter
Oil cooler bolt
Water pipe
Water hose
Oil cooler
O-ring
Oil pan
Water pipe
Relief valve
Water drain plug
Copper gasket
Water connector Engine coolant flow
WARNING: Be car ...
Cooling fan
Description
The ECM controls the cooling fan corresponding to the vehicle speed, engine
coolant temperature, refrigerant
pressure, and air conditioner ON signal. The control system has 4-step control
[HIGH/MIDDLE/LOW/OFF].
COOLING FAN MOTOR
The cooling fan operates at each speed when the cu ...