P0301 - Cylinder 1 Misfire Detected.
Causes:
- Improper spark plug at cylinder #1
- Insufficient compression at cylinder #1
- Incorrect fuel pressure
- The injector circuit is open or shorted at cylinder #1
- Fuel injector #1 may be faulty
- Intake air leak
Solutions:
- Perform Injector Service
- Replaced Spark Plug #1
- Replaced Injector #1
- Replaced Ignition Coil #1
P0303 - Cylinder 3 Misfire Detected.
Follow info from P0301.
P0316 - Misfire Occurred In The First 1,000 Engine Revolutions.
Causes:
- Damaged CKP sensor.
- Ignition System.
- Fuel Injectors
- Running out of fuel
- Fuel Quality
- Base engine
- Damaged Powertrain Control Module
Solutions:
Usually the P0316 is combine with a P03XX codes. The P03XX code indicates in which cylinder the misfire occurred.
CODE PO301 CYLINDER 1 MISFIRE DETECTED / CODE PO303 CYLINDER 3 MISFIRE DETECTED / CODE PO316 MISFIRE DETECTED DURING START UP FIRST 1000 REVOLUTION.CHANGE FUEL FILTER AND CLEAN FUEL INJECTORS SEE WHAT HAPPENS MISFIRE COULD BE LEAN FUEL MIXTURE DUE TO STOPPED UP FUEL FILTER RESTRICTING FUEL FLOW.
I have a F250 super duty with a 5.4 engine. My engine lite sensor keeps comming on. The codes are, po300- po301- po316. I haul horses. The problem started after I had the spark plugs changed.
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