Mitsubishi Eclipse 1990 Service Manual page 789

ENGINE AND EMISSION CONTROL
Positive Positive
crankcase
ventilation
Positive crankcase
ventilation
CRANKCASE,
Remove the rocker cover side'
2. Start the engine and run at idle.
3. Place a finger at the opening
ventilation valve and
manifold is felt.
NOTE
At this time, the plunger in the positive crankcase ventila-
tion valve moves forward and: backward.
4. If vacuum is not felt, replace the
POSITIVE CRANKCASE
CHECK
1. Insert a thin rod into the positive
valve from the side shown in the illustration (rocker cover
installation side), and move the rod back
confirm that the plunger moves.
2. If the plunger does not move, the valve
this case, clean or replace, the valve.
TSB Revision
Emission
(Non-turbo)>
of the PCV
,
positive
PCV valve.
CHECK'
of the
VALVE
to
forth
is clogged. In