Thread: Full throttle hesitation
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  #14  
Old 07-03-2009, 09:45 PM
Arthur Dalton Arthur Dalton is offline
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Join Date: Aug 1999
Location: Florida / N.H.
Posts: 8,804
Weak coil current ramping on DIS Waste Spark system is monitored by the HFM-N3/4 module...if a coil is weak, it usually shows up at Pin 8 as a code 21/22/23 , specifiying each coil set.
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A Dalton
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