5.4 misfire after bath..HELP
Has anyone learned from this thread not to clean these engines with water.
An older engine will have bad boots that don't give a problem until water gets inside.
Rubber dries out, gets hard and splts. There is no way to guard against this over time. Every rubber piece on the truck will dry and crack.
All the trouble codes listed here are for sensors at the top of the engine that got hit with a lot of water and infiltrated.
Also air from most compressors are laden with moisture if they don't have filters inline, so you never get anything really dry until it drys by it'self.
Use ignition dryer spray meant for the purpose and be wiser about cleaning an engine.
A dirty engie will run fine, one that runs poor after cleaning is not so fine.
An older engine will have bad boots that don't give a problem until water gets inside.
Rubber dries out, gets hard and splts. There is no way to guard against this over time. Every rubber piece on the truck will dry and crack.
All the trouble codes listed here are for sensors at the top of the engine that got hit with a lot of water and infiltrated.
Also air from most compressors are laden with moisture if they don't have filters inline, so you never get anything really dry until it drys by it'self.
Use ignition dryer spray meant for the purpose and be wiser about cleaning an engine.
A dirty engie will run fine, one that runs poor after cleaning is not so fine.
Good enough. If the boots are hard or cracked they need to be replaced or you will have the same problem again on a cylinder that gets some water on occasion.
Use di-electric grease inside the ends and on the seal areas around the coil and the small groove on the outside of the boot where it seals against the plug bore.
Use di-electric grease inside the ends and on the seal areas around the coil and the small groove on the outside of the boot where it seals against the plug bore.



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