p0300
Moderate
Ford · Trucks
Random/Multiple Cylinder Misfire Detected
Quick Answer
Error code P0300 on your Ford Trucks means: Random/Multiple Cylinder Misfire Detected. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
F150F150HF150LF150RF250SDF350SDF-150 King Ranch 2024F-150 Lariat 2024F-150 Limited 2024F-150 Platinum 2024F-150 Tremor 2024F-150 XL 2024F-150 XLT 2024F-250 King Ranch 2024F-250 Lariat 2024F-250 XL 2024F-250 XLT 2024F-350 Lariat 2024F-350 Platinum 2024F-350 XL 2024Maverick Lariat 2024Maverick XL 2024Maverick XLT 2024Ranger Lariat 2024Ranger Raptor 2024Ranger XL 2024Ranger XLT 2024MVKRGR
Likely Causes
How to Fix It
1
Read freeze frame data and check which cylinders are misfiring
2
Inspect and replace spark plugs if worn or fouled
3
Test ignition coil packs by swapping between cylinders
4
Check fuel pressure and inspect fuel injectors
5
Perform a compression test if other causes are ruled out
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Spark plugs
Ignition coil packs
Fuel injectors
Fuel filter
Related Error Codes