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Honda CB300 Technical Service Bulletins


Latest Technical Service Bulletins of Honda CB300

2020 Honda CB300 engine and engine cooling TSB (Bulletin AMV200501)

Bulletin Date: May. 11, 2020
Component: Engine and engine cooling
Bulletin Summary: Video message - it concerns how to replace a leaky front rocker arm oil control valve. Due to a deteriorated lower gasket or an out-of-spec gasket groove, the front rocker arm oil control valve can leak in certain v6 models with variable cy
Vehicles covered in this TSB:
2020 Honda Accord, 2020 Honda CB300, 2020 Honda Cbr600rr, 2020 Honda Civic, 2020 Honda Civic Type-r, 2020 Honda Cr-v, 2020 Honda Crf1100a, 2020 Honda FIT, 2020 Honda GL1800, 2021 Honda GL1800, 2020 Honda GROM125, 2020 Honda Hr-v, 2020 Honda Insight, 2020 Honda Odyssey, 2020 Honda Passport, 2020 Honda Pilot, 2020 Honda Ridgeline, 2020 Honda Vt750c, 2020 Honda Vt750cs, 2020 Honda Xr650l.

2020 Honda CB300 engine and engine cooling TSB (Bulletin AMV200502)

Bulletin Date: May. 8, 2020
Component: Engine and engine cooling
Bulletin Summary: Video message - it concerns how to replace a leaky front rocker arm oil control valve. Due to a deteriorated lower gasket or an out-of-spec gasket groove, the front rocker arm oil control valve can leak in certain v6 models with variable cy
Vehicles covered in this TSB:
2020 Honda Accord, 2020 Honda CB300, 2020 Honda Cbr600rr, 2020 Honda Civic, 2020 Honda Civic Type-r, 2020 Honda Cr-v, 2020 Honda Crf1100a, 2020 Honda FIT, 2020 Honda GL1800, 2021 Honda GL1800, 2020 Honda GROM125, 2020 Honda Hr-v, 2020 Honda Insight, 2020 Honda Odyssey, 2020 Honda Passport, 2020 Honda Pilot, 2020 Honda Ridgeline, 2020 Honda Vt750c, 2020 Honda Vt750cs, 2020 Honda Xr650l.

Also see Common Honda problems