P0303 Engine Code: What This Diagnostic Trouble Reading Means

P0303 Engine Code: What This Diagnostic Trouble Reading Means p0303 A P0303 code indicates that the car's computer has identified a problem with one of the engine's cylinders not firing correctly In this case, it is p0303 P0303 engine code means “Cylinder 3 Misfire Detected ” It indicates that the third cylinder of your car's engine is misfiring The powertrain control module (

p0303 P0303 - Cylinder 3 Misfire Detected - OBD2 Trouble code: ✓ Meaning ✓ Causes ✓ Symptoms ✓ Diagnostics ✓ Repair guides ✓ Repair costs ➤ Keep your car healthy

p0303 I got code p0303 I changed plugs, coils, & fuel injectors no change Then I did compression test #1-125 #2-150 #3-0 #4-150  What the P0303 code means The P0303 DTC is set when the ECU detects multiple misfires from cylinder 3 Misfires cause the ECU to set the Check Engine Light and