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Home >> Honda >> 2018 >> Fit LX, Standard Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System & Engine Mechanical - Testing & Troubleshooting >> Description >> PGM-FI System Description - Ignition Timing Control
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PGM-FI System Description - Ignition Timing Control

The powertrain control module (PCM) contains the memory for basic ignition timing at various engine speeds and manifold absolute pressures. It also adjusts the timing according to engine coolant temperature and intake air temperature.

GHH81038Courtesy of HONDA, U.S.A., INC.