Mitsubishi Eclipse 1990 Service Manual page 71

ENGINE
8. If the standard value is exceeded, check the following
items:
NOTE
Replace the
HC contents do not remain inside the standard value.
(even though the result of the inspection is
all items.)
COMPRESSION
1. Before inspection, check that the engine-oil, starter
battery are normal. Also, set the
condition:
2. Disconnect the spark plug cables.
3. Remove all of the spark plugs.
Disconnect the crankshaft position sensor connector.
4.
NOTE
Doing this will prevent the engine control unit from carrying
out ignition and fuel injection.
5.
Cover the spark plug hole with a shop towel etc., and
after the engine has been cranked, check that no foreign
material is adhering to the shop towel.
TSB Revision
On-vehicle
Diagnostic output
Closed-loop control (When the closed-loop control
is carried out normally, the output signal of the heated
oxygen sensor repeats between
,000 at idle.)
Fuel pressure
Injector
Ignition coil, spark plug cable, spark plug
EGR system and the EGR valve leak
Evaporative emission control system
Compression pressure
catalyst whenever the
Engine coolant temperature:
Lights, electric cooling fan and all accessories: OFF
Transaxle: Neutral (P range on vehicles with
and
.
CHECK
to the