Harley Davidson Engine Code P1353

The P1351 followed a very loud backfire.

Harley davidson engine code p1353. I pulled over to the side of the rode turned the bike off and then restarted and resumed like nothing was wrong. I also had the P0152 code which never came back. 2019 Harley-Davidson Trouble Codes Check Engine Light Diagnostic Trouble Codes DTCs and Fault Conditions.

You can check the coil resistance to verify the coil. On hard acceleration the wire would bounce and I would get the code. 2- Push odometer resetbutton in hold.

02 sensor lowengine lean rear HO2S DIAGNOSTICS. My check engine light is comming on so I pulled the DTC fault codes and I got P0131 - P0132 - P0151 - P0152 - P1353 - P1356. Harley Davidson Poor Performance - The engine starts but there are performance problemsThese problems may include poor fuel economy rough idle engine misfire engine hesitation severe spark knock etc.

This code is set due to faulty ION sensing. An investigation determined that the 2004 ECM calibrations may allow these two codes to be set without any actual combustion problem. There have been reports that some production 2004 EFI Twin Cam vehicles intermittently set codes P1353 and P1356.

The codes are set only at high rpms 3500. The P1353 happens at speed. Release the odometer reset button.

On the way home from work the engine light came on and the bike went into limp mode. Might find a good clue as to what is going wrong. Replace them if you have any doubt.