DTC Logic

Diagnosis Procedure
1.CHECK USB HARNESS
Visually check USB harness.
U1243 display unit
U1255 satellite radio tunerB263D, B263E, B263F intake door motor
Description
COMPONENT DESCRIPTION
Intake Door Motor
The intake door motor (1) is attached to the blower unit.
It rotates so that air is drawn from inlets set by the A/C auto
amp.
Motor rotation is conveyed to a lever which activates the intake
door.
DTC Logic
DTC DETECTION L ...
AV control unit
Reference Value
VALUES ON THE DIAGNOSIS TOOL
TERMINAL LAYOUT
PHYSICAL VALUES
DTC Index
Self-diagnosis results display item
...
Diagnosis and repair workflow
Work Flow
OVERALL SEQUENCE
DETAILED FLOW\
1.CHECK SYMPTOM
Check the malfunction symptoms by performing the following items.
Interview the customer to obtain the malfunction information
(conditions and environment when the malfunction occurred).
Check the symptom.
2.SELF-DIAGNOSIS ( ...