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  1. findre

    v10 PD injector fault P1668 and P1669

    NO voltage output on pin 1 and 2 from J623. N242 pin 1 and N243 pin 2. Neg of Fluke 88 to ground, Fluke set for pulse width, Pos to injector pin on back of ECM 60 plug. Though is, if harness was bad, I still should get volts as ECM pin should still have output. Pin 46, 47, 48 have voltage and...