Engine
Engine Misfires
Description
Engine fires unevenly — felt as a jerk, shake, or loss of power. Check engine light may flash while misfiring under load.
Common Causes
Worn spark plugs
Failed ignition coil(s)
Faulty fuel injector(s)
Vacuum leak causing lean misfire
Low compression in one or more cylinders
Related Trouble Codes
P0171
System Too Lean (Bank 1)
Moderate
P0172
System Too Rich (Bank 1)
Moderate
P0300
Random/Multiple Cylinder Misfire Detected
High
P0301
Cylinder 1 Misfire Detected
High
P0302
Cylinder 2 Misfire Detected
High
P0303
Cylinder 3 Misfire Detected
High
P0304
Cylinder 4 Misfire Detected
High
P0305
Cylinder 5 Misfire Detected
High
P0306
Cylinder 6 Misfire Detected
High
P0307
Cylinder 7 Misfire Detected
High
P0308
Cylinder 8 Misfire Detected
High
P0316
Misfire Detected on Startup (First 1000 Revolutions)
High
P0351
Ignition Coil A Primary/Secondary Circuit
High
P0352
Ignition Coil B Primary/Secondary Circuit
High
P0353
Ignition Coil C Primary/Secondary Circuit
High
P0354
Ignition Coil D Primary/Secondary Circuit
High
P0355
Ignition Coil E Primary/Secondary Circuit
High
P0356
Ignition Coil F Primary/Secondary Circuit
High
P0357
Ignition Coil G Primary/Secondary Circuit
High
P0358
Ignition Coil H Primary/Secondary Circuit
High
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Quick Info
| System | Engine |
| Related DTCs | 20 |