Instruments - VIC Software Enhancements

NUMBER: 08-012-12

GROUP: Electrical

DATE: February 14, 2012

HELP USING THE wiTECH DIAGNOSTIC APPLICATION FOR FLASHING AN ECU IS AVAILABLE BY SELECTING "HELP" THEN "HELP CONTENTS" AT THE TOP OF THE wiTECH DIAGNOSTIC APPLICATION WINDOW.

THE wiTECH SOFTWARE LEVEL MUST BE AT RELEASE 12.02 OR HIGHER TO PERFORM THIS PROCEDURE.

SUBJECT:
Flash: Electronic Vehicle Information Center (EVIC) Software Enhancements

OVERVIEW:
This bulletin involves flash reprogramming the Cabin Compartment Node with new software.

MODELS:

2011 (RI) Town & Country / Grand Caravan

SYMPTOM/CONDITION:

The customer may complain of following conditions following a software reset of the cluster:

^ Average Fuel Economy displayed in the EVIC resets to a default value.

^ Distance to Empty displayed in the EVIC is based upon a default fuel economy.

^ The EVIC does not retain the unit setting (US/Metric) selected in user settings after the cluster has reset.

^ Trip NB counter displayed in the EVIC resets to zero.

^ Elapsed time counter displayed in the EVIC resets to zero.

DIAGNOSIS:
If the customer experience any of the above listed Symptom/Conditions perform the repair procedure.

REPAIR PROCEDURE:

NOTE:
Install a battery charger to ensure battery voltage does not drop below 13.2 volts. Do not allow the charging voltage to climb above 13.5 volts during the flash process.

NOTE:
If this flash process is interrupted/aborted, the flash should be restarted.

1. Flash reprogram the CCN. Help using the wiTECH Diagnostic Application for flashing the CCN is made available through the wiTECH Diagnostic Application. For instructions select the "HELP tab on upper portion of the wiTECH window, then "HELP CONTENTS. This will open the Welcome to wiTECH Help screen where help topics can be selected.

2. Clear any DTC's that may have been set in other modules due to reprogramming. The wiTECH application will automatically present all DTCs after the flash and allow the tech to clear them.

POLICY:
Reimbursable within the provisions of the warranty.





TIME ALLOWANCE:





FAILURE CODE:

Disclaimer:
This bulletin is supplied as technical information only and is not an authorization for repair.