1989 Ford 4.9 6 cyl. Has weak spark at coil, coil is new and tests good. Bad pickup coil? Bad ICM? Bad PIP? Bad Ground
1989 Ford 4.9 6 cyl. Has weak spark at coil, coil is new and tests good. Bad pickup coil? Bad ICM? Bad PIP? Bad Ground
Bad coil and bad coil
Check the constant power and the switching signal to the coil with a scope. Check for a bad fusible link to the EEC relay.
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