With M/T

Diagnostic Trouble Code (DTC) P0301: Cylinder 1 misfire detected.

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Part 2 Of 2:

Troubleshooting













Advanced Diagnostics

NOTE: If some of the DTCs listed below are stored at the same time as a misfire DTC, troubleshoot those DTCs first, then recheck for the misfire DTC.

P0107, P0108: MAP sensor
P0131, P0132: HO2S
P0171, P0172: Fuel supply system
P0335, P0336: CKF sensor
P0401, P1491, P1498: EGR system
P0441: EVAP system Insufficient purge flow
P1359, P1361, P1362: TDC sensor
P1381, P1382: CYP sensor


Possible Cause
- Fuel injector clogging, fuel leakage, air leakage
- Fuel injector circuit open or shorted
- Spark plug carbon deposits, fouling, malfunction
- Ignition wires open, leaking
- Distributor malfunction
- Compression low
- Valve clearance out of spec
- VTEC system malfunction (D16Y5, D16Y8, B16A2 engine)
- HO2S
- HO2S circuit