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Home >> Plymouth >> 1985 >> Conquest 2.6 H, Standard >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel - Electronic >> Trouble Shooting >> Unstable Or No Tachometer Signal

Unstable Or No Tachometer Signal

Large voltage fluctuation or no ignition pulse. Inspect for damage in the wire harness or connections. Possible defective ignition coil or microcomputer.