Accord EX Coupe L4-2254cc 2.3L SOHC (VTEC) MFI (1998)
Tachometer: Description and Operation
The indicator lights are controlled by different conditions in their associated systems. Refer to each associated system to see its entire schematic.
The Tachometer drive circuit receives pulses from the PCM or ECM. The solid-state tachometer then displays these pulses as engine speed. For each
200 pulses per minute from the PCM or ECM the tachometer displays 100 rpm.