COP Check

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Old Mar 29, 2004 | 01:38 PM
  #1  
vito's Avatar
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From: Dallas TX
Question COP Check

2001 Super Crew 5.4L...
Hesitation (miss) caused engine light to come on (stays on)... Hand-held scanner said #1 cylinder misfire....
Q. Do I need to pull out the coil to check primary Resistance ???

THANX, v....
 
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Old Mar 29, 2004 | 05:57 PM
  #2  
Pigeon's Avatar
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Joined: Mar 2004
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From: Pasco, Wa
Had same problem on my 2001 4.6. After 4 times in the dealer and 4 different diag. the shop finally found it to be a bad coil wire. Warranty replaced it no problems since.
 
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