Description
Intake Sensor

Intake Sensor Circuit

DTC Logic
DTC DETECTION LOGIC
NOTE: If DTC is displayed along with DTC U1000 or U1010, first diagnose the DTC U1000 or U1010. Refer to HAC- 30, "DTC Logic" or HAC-31, "DTC Logic".

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 INTAKE SENSOR POWER SUPPLY

1 - Ground: Approx. 5V
2.CHECK CONTINUITY BETWEEN INTAKE SENSOR AND A/C AUTO AMP.

2 - 37: Continuity should exist.
3.CHECK INTAKE SENSOR
Check intake sensor.
4.CHECK CONTINUITY BETWEEN INTAKE SENSOR AND A/C AUTO AMP.

1 - 16: Continuity should exist.
1 - Ground: Continuity should not exist.
Component Inspection
1.CHECK INTAKE SENSOR

B2578, B2579 in-vehicle sensor
B2630, B2631 sunload sensorAir fresheners
Most air fresheners use a solvent that could affect
the vehicle interior. If you use an air freshener,
take the following precautions:
Hanging-type air fresheners can cause permanent
discoloration when they contact vehicle
interior surfaces. Place the air freshener
in a location that all ...
Precaution
PRECAUTIONS
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and
"SEAT BELT PRE-TENSIONER"
The Supplemental Restraint System such as "AIR BAG" and "SEAT BELT
PRE-TENSIONER", used along with a front seat belt, helps to reduce the risk
or severity of injury to the driver and front ...
Mode door control system
System Diagram
System Description
The mode door is automatically controlled by the temperature setting, ambient
temperature, in-vehicle temperature,
intake temperature and amount of sunload.
SYSTEM OPERATION
The A/C auto amp. receives data from each of the sensors.
The A/C auto amp. ...