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Home >> Mercury >> 2009 >> Mariner Base, 2.5 7, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 111 (Information Center - Instrument Cluster (Ic), Message Center, & Warning Chimes) >> Diagnostic Tests >> Instrument Cluster (Ic), Message Center And Warning Chimes >> Pinpoint Tests >> Pinpoint Test AB: The Engine Idle Hour Meter Is Inoperative (If Equipped) >> Normal Operation

Normal Operation

WARNING: This page is about a different car, the 2009 Mercury Grand Marquis and 2009 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.

The instrument cluster (IC) receives the digital transmission range (TR) sensor status message from the PCM over the high speed controller area network (HS-CAN). If the engine speed is greater than 400 RPM, the hour meter records the amount of time the engine runs with the transmission in PARK (P) or NEUTRAL (N).

This pinpoint test is intended to diagnose the following: