Check the Vehicle Emission control Information ( VECI ) decal located in the
front of the engine compartment ( it will show the type of spark plugs to use
and the spark plug gap )
spark plugs wiring diagram
( 8 spark plugs ) for your 2001 Ford Ranger 2.5 liter 4 cylinder ( with Fords twin plug ignition system )
.042 - .046 inch
The spark plug number that is in my 2003 Ford Ranger XLT is: AGSF34FP - Motorcraft.
The spark plug gap for a 1983 Ford Ranger 2.8L is .044"
The 2001 Ford Ranger owners manual shows for the 2.3 L - DOHC - 4 cylinder spark plug gap ( .041 to .047 inch ) motorcraft.com website shows ( .044 inch )
The 2.3 liter in the Ford Ranger from 1989 to 1997 and the 2.5 liter from 1998 to 2001 use ( 8 ) spark plugs
For what year ?
P0300 means random misfire detected which probably has to do with the spark plugs or the plug wires
spark plug gap on 1990 ford ranger 4.0?
Check the Vehicle Emission Control Information ( VECI ) decal located in the front of the engine compartment ( it will show the type of spark plugs to use and the spark plug gap )
.054 for 4.0 V6