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Ignition Timing

Check ignition timing with M/T in Neutral or A/T in Neutral or Park, and accessories off. Install Honda Diagnostic System (HDS) tool to 16-pin data link connector before checking timing. Ensure idle speed and ignition timing are set to 8-12° BTDC (Red mark) at 680-780 RPM. For timing mark identification, refer to illustration. See Fig 1.

Fig 1: Locating Ignition Timing Mark
G00070899Courtesy of AMERICAN HONDA MOTOR CO., INC.