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Home >> Mercury >> 2003 >> Marauder >> Repair and Diagnosis >> Electrical >> Gauges >> Instrument Cluster System - Conventional >> Diagnosis And Testing >> Instrument Cluster >> Pinpoint Test I: Check Engine Indicator Is Never On

Pinpoint Test I: Check Engine Indicator Is Never On

CAUTION: Use the correct probe adaptor(s) when making measurements. Failure to use the correct probe adaptor(s) may damage the connector.
Fig 1: Pinpoint Test I: Check Engine Indicator Is Never On (I1)
G01605700Courtesy of FORD MOTOR CO.
Fig 2: Pinpoint Test I: Check Engine Indicator Is Never On (I2-I3)
G01605701Courtesy of FORD MOTOR CO.