Work Procedure
The purpose of the operation inspection is to check that the individual system operates normally.
Check condition : Engine running at normal operating temperature.
1.CHECK FRONT BLOWER MOTOR
Is the inspection result normal?
YES >> GO TO 2.
NO >> GO TO 8.
2.CHECK DISCHARGE AIR
Is the inspection result normal?
YES >> GO TO 3.
NO >> GO TO 8.
3.CHECK INTAKE AIR
Is the inspection result normal?
YES >> GO TO 4.
NO >> GO TO 8.
4.CHECK COMPRESSOR
Is the inspection result normal?
YES >> GO TO 5.
NO >> GO TO 8.
5.CHECK DISCHARGE AIR TEMPERATURE
Is the inspection result normal?
YES >> GO TO 6.
NO >> GO TO 8.
6.CHECK TEMPERATURE DECREASE
Is the inspection result normal?
YES >> GO TO 7.
NO >> GO TO 8.
7.CHECK TEMPERATURE INCREASE
Is the inspection result normal?
YES >> INSPECTION END
NO >> GO TO 8.
8.CHECK SELF-DIAGNOSIS WITH CONSULT
Is any DTC detected?
YES >> Perform trouble diagnosis for the detected DTC.
NO >> Refer to HAC "Symptom Table" and perform the appropriate diagnosis.
DTC/CIRCUIT DIAGNOSIS
Diagnosis and repair workflowWorkflow OVERALL SEQUENCE DETAILED FLOW 1.INTERVIEW CUSTOMER Interview the customer to obtain as much information as possible about the conditions and environment under which the malfunctio ...

Component Function Check 1.CHECK A/C ON SIGNAL With CONSULT Turn ignition switch ON. Operate front blower motor. Select "AIR CONDITIONER" of "BCM" using CONSULT. Select "AIR COND SW" in ...
P0717 Input speed sensor A
DTC Logic
DTC DETECTION LOGIC
DTC
Trouble diagnosis name
DTC detection condition
Possible causes
P0717
Input/Turbine Speed Sensor "A"
Circuit No Signal
Under the following diagnosis
conditions, the input speed sensor
value is less than 600 rpm
continuousl ...
U0155 Lost communication (IPC)
Description
CAN (Controller Area Network) is a serial communication line for real-time
application. It is an on-vehicle multiplex
communication line with high data communication speed and excellent malfunction
detection ability.
Many electronic control units are equipped onto a vehicle, and ...