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Home >> Mercury >> 2010 >> Milan Base, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 1112 (Instrument Cluster (Ic), Message Center, And Warning Chimes) >> Diagnostic Tests >> Instrument Cluster (IC) and Warning Chimes >> Pinpoint Tests >> Pinpoint Test L: The ABS Warning Indicator Is Never/Always On >> Normal Operation

Normal Operation

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The ABS module provides the ABS status to the instrument cluster (IC) over the high speed controller area network (HS-CAN) communication bus. If a fault condition exists in the ABS, the ABS module sends the instrument cluster (IC) a command to either flash the ABS warning indicator or to turn it on. If the ABS status message is missing for less than 5 seconds, the ABS warning indicator remains in the last indication mode (on or off). If the ABS status message is missing for more than 5 seconds, the instrument cluster (IC) sets DTC U0121 and defaults the ABS warning indicator on.

This pinpoint test is intended to diagnose the following:

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