28 Diagnostic Troubleshooting Codes TP-6903 5/16a
P-Code SPN FMI Description Possible Cause Corrective Action
P0300 1322 31 Random/Multiple
Cylinder Misfire
Detected
Not applicable Not applicable
P0301 1323 31 Cylinder 1 Misfire
Detected
Not applicable Not applicable
P0302 1324 31 Cylinder 2 Misfire
Detected
Not applicable Not applicable
P0303 1325 31 Cylinder 3 Misfire
Detected
Not applicable Not applicable
P0304 1326 31 Cylinder 4 Misfire
Detected
Not applicable Not applicable
P0305 1327 31 Cylinder 5 Misfire
Detected
Not applicable Not applicable
P0306 1328 31 Cylinder 6 Misfire
Detected
Not applicable Not applicable
P0307 1329 31 Cylinder 7 Misfire
Detected
Not applicable Not applicable
P0308 1330 31 Cylinder 8 Misfire
Detected
Not applicable Not applicable
P0313 1322 31 Misfire Detected for Low
Fuel
Not applicable Not applicable
P0327 731 4 Knock Sensor 1 Circuit
Low
Not applicable. Not applicable
P0328 731 3 Knock Sensor 1 Circuit
High
Not applicable.
Not applicable
P0332 731 4 Knock Sensor 2 Circuit
Low
Not applicable Not applicable
P0333 731 3 Knock Sensor 2 Circuit
High
Not applicable Not applicable
P0335 636 31 Crankshaft Position
Sensor A Circuit
Problem with the
crank position sensor
or the leads.
Troubleshoot the CKP sensor
leads. Refer to Section 4.4.
Replace CKP sensor. Refer to
Section 5.3.
P0340 637 4 Camshaft Position
Sensor A Circuit
Not applicable. Not applicable
P0420 3050 7 Catalyst System
Efficiency below
threshold
Not applicable Not applicable
P0461 96 7 Fuel Level Sensor A
Performance
Not applicable Not applicable
P0462 96 4 Fuel Level Sensor A
Circuit Low
Not applicable Not applicable
P0463 96 3 Fuel Level Sensor A
Circuit High
Not applicable Not applicable
P0501 84 7 Vehicle Speed Sensor
Range/Performance
Not applicable Not applicable
P0502 84 4 Vehicle Speed Sensor
Circuit Low Input
Not applicable Not applicable
P0503 84 3 Vehicle Speed Sensor
Intermittent/Erratic/high
Not applicable Not applicable