My 98 frontier has one spark plug boot that pops up after you start it. What could be the problem?????

Asked by Jan 12, 2013 at 01:44 PM about the 1998 Nissan Frontier 2 Dr XE 4WD Standard Cab SB

Question type: Maintenance & Repair

Truck had to sit in upstate NY winter for a month while finding a replacement alternator. Now when I start the truck one of the spark plug boots pops up slightly with a small bead of condinsation on the inner end..??? What could be causing this? PLEASE HELP!!

2 Answers

Torque that spark plug in it may be loose blowing out pressure

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Replace that plug. It sounds like engine compression is leaking up through the plug and popping the boot off.

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