Diagnosis Procedure
1. CHECK INPUT 1 - 5 SYSTEM CIRCUIT FOR OPEN


2. CHECK INPUT 1 - 5 SYSTEM CIRCUIT FOR SHORT

Check for continuity between BCM harness connector and ground.

3. CHECK BCM OUTPUT SIGNAL


Special Repair Requirement
1. REQUIRED WORK WHEN REPLACING BCM
Power supply and ground circuit
Combination switch output circuitDiagnosis and repair workflow
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1. GET INFORMATION FOR SYMPTOM
Get the detailed information from the customer about the symptom (the
condition and the environment when
the incident/malfunction occurred).
2. CHECK DTC
Check DTC.
Perform the following procedure if DTC is di ...
Inspection and adjustment
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Description
BEFORE REPLACEMENT
When replacing AV control unit, save current vehicle specification with
CONSULT configuration before
replacement.
AFTER REPLACEMENT
CAUTION:
When replacing AV con ...
Air mix door control system
System Diagram
System Description
The air mix doors are automatically controlled so that in-vehicle temperature
is maintained at a predetermined
value by the temperature setting, ambient temperature, intake temperature and
amount of sunload.
SYSTEM OPERATION
The A/C auto amp. receiv ...