U0155

HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM (for Hatchback): U0100-U0142, U0155: Lost Communication with ECM
U0155 - Lost Communication with Combination Meter

DESCRIPTION

The air conditioning amplifier assembly communicates with the ECM, power steering ECU assembly, main body ECU and combination meter assembly through the CAN communication system.





INSPECTION PROCEDURE

PROCEDURE

1. CHECK FOR DTC (CAN COMMUNICATION SYSTEM)

(a) Use the Techstream to check if the CAN communication system is functioning normally.

OK:

CAN DTC is not output

Result





B -- GO TO CAN COMMUNICATION SYSTEM How To Proceed With Troubleshooting (from 07/2011)

C -- GO TO CAN COMMUNICATION SYSTEM How To Proceed With Troubleshooting (from 07/2011)

A -- USE SIMULATION METHOD TO CHECK Electronic Circuit Inspection Procedure