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Engine Controller Fuse Blows

StingerXJ

NAXJA Forum User
Location
Trenton
1992 Cherokee Sport 4.0H0 5Spd, Loaded

Engine Controller Fuse Blows (#14 20amp mini fuse>Under Hood fuse panel)>>>Only when engine is at operating temperature (not on cold start up)
>>>Only at 3100rpm it blows
>>>When truck is underload to 3100rpm
>>>Or even free rev to 3100rpm

Any Ideas would be helpful

92 Cherokee Sport Loaded, 10in Lift, 410geared, Locked, Winched, 33x12.50MTs
 
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