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Home >> Mercury >> 2008 >> Milan Base, 3.0 1, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1485 (Information Center - Instrumentation, Message Center And Warning Chimes) >> Diagnosis And Testing >> Instrumentation, Message Center and Warning Chimes >> Pinpoint Tests >> Pinpoint Test H: The Odometer Is Inoperative >> Normal Operation

Normal Operation

WARNING: This page is about a different car, the 2010 Mercury Milan, 2010 Lincoln MKZ, and 2010 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.

The Instrument Panel Cluster (IPC) receives the odometer rolling count data from the PCM (non-hybrid) or the Transmission Control Module (TCM) (hybrid) over the High Speed Controller Area Network (HS-CAN) communication bus. The IPC  monitors the odometer rolling count input and commands the odometer with a display in the message center display area.

If the IPC  does not receive the odometer rolling count data or if the rolling count data is deemed invalid for less than 5 seconds, the IPC  displays the mileage based upon the last known good input.

If the IPC  does not receive the odometer rolling count data or if the rolling count data is deemed invalid from the PCM for 5 seconds, the IPC  sets DTC U0100:00 (non-hybrid) or U0101:00 (hybrid) in continuous memory and defaults the odometer display to all dashes (---).

If the Non-Volatile Memory (NVM) is corrupted, the message center displays ERROR.

NOTE: If DTC U0100:00 is set in the IPC  , other observable symptoms may be an inoperative speedometer, tachometer, temperature gauge.

This pinpoint test is intended to diagnose the following: 

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