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OBD1 16bit RPM

If ''x'' is a 16bit RPM value, then: RPM(''x'') = 1875000/''x'' 16bit values are invariably stored in Little Endian format on all OBD1 ECUs.

Beginner

Adapted from pgmfi.org wiki

If ''x'' is a 16-bit RPM value, then:

  • RPM(''x'') = 1875000/''x''

16-bit values are invariably stored in Little Endian format on all OBD1 ECUs.

Credits and source

Source Adapted from OBD1 16bit RPM on pgmfi.org wiki. Licensed under CC BY-NC-SA 1.0.