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1992 Ford Explorer Eddie Bauer 4.0L Spark Knock
Posted to Ford Driveability on 12/30/1997

Posting for friend, good tech, has cleaned injectors-carbon, no codes, ign scope-ok. Spark knock under moderate accel. What is he missing??

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car Vehicle Data

1992 Ford Explorer Eddie Bauer

VIN 1FMDU34X4N
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI
SymptomsSpark Knock
OccursUnder Load, on Accel, Under Moderate Accel
Message Closed

car Vehicle Data

1992 Ford Explorer Eddie Bauer

VIN 1FMDU34X4N
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI
SymptomsSpark Knock
OccursUnder Load, on Accel, Under Moderate Accel