Mitsubishi MOTORS Laser 1991, Service Manual, Page: 203 / 320

Engine>
DOHC Engine>
Engine tachometer
for the
revolution
Connect engine tachometer and compare the engine tachometer
and tachometer readings. Replace tachometer if difference is
excessive.
700
Connect the engine tachometer.
Insert paper clip into the CRC filter connector
connector 0.5 cable).
Connect the engine tachometer to the inserted clip.
paper clip into the engine revolution speed detection
terminal provided in the engine compartment, and connect the
engine tachometer to the inserted paper clip.
NOTE
For tachometer inspection, use of a fluxmeter-type engine
tachometer is recommended. (Because a fluxmeter only
needs to be clipped to the high tension cable.)
(2) DOHC Engine>
For rpm, one-half of the actual engine rpm is indicated, so
the actual engine rpm is two times the indicated value
shown by the tachometer.