AURORA TECHNICAL CASE STUDY VOL.001

NO:1


SYMPTOMS:

Aircond vent on the passenger side is cold

But driver side is warm.

After perform aircond flap calibration

but problemstill exist.



DTC read from Air Conditioning Module:

804360 Water Valve, Drive Side:

Short Circuit to the ground.



Heat exchange sensor right temperature is very high.



SOLUTION:

Replace air conditioning water valve.



The heat exchange sensor temperature back to normal after replaced.


NO:2



SYMPTOMS:

Auto transmission lock at 3rd gear, lack of power.



Transmission module unable to diagnose.



U1101 T/M CAN timeout / not equipped.



Found Fuse blown, replace 15A fuse.


NO:3



SYMPTOMS:

IMA indicator light "ON" keep showing in the intrusment panel.

Hybrid battery not charging.

DTC Read from IMA Module: P1570 Battery Module Individual Voltage Problem.



IMA battery voltage Module 1 and 2 is lower than normal. The normal voltage range for each module is on 15.00 - 15.50.



Replace hybrid battery or repair


NO:4



SYMPTOMS:

Can be open but unable to close by pressing close button. Open and close work fine by using scatools.





No DTC in the Rear lid lift module



Perform a open and close test via activation function.



Go to Service Function



Select Body System



By perform Rear Boot Lid Initialization.


NO:5



SYMPTOMS:

Engine unable to start. Only starter cranking available. Sometime engine started but died off after 1 second.

P0335-01 No Crankshaft (TN) Signal, but camshaft signal detected.



Checked Crank Sensor wiring OK, replace Crankshaft Position Sensor.