Mitsubishi 1989-1993 GALANT Service Manual page 322

FUEL SYSTEM <SOHC-16 VALVE> -
connector
I
I
Check for continuity of the ground
SENSOR INSPECTION
coolant temperature is 85-95°C (185-203°F).
digital voltmeter.
Caution
When disconnecting the oxygen sensor connector, do
I
not pull the connector or lead wire too strongly.
output voltage.
Engine
When
racing
the
engine
NOTE
For
removal and installation of
GROUP 15 - Exhaust Manifold.
and check to be sure that the engine
and measure the oxygen sensor
Sensor output
voltage
When the a/r/fuel mixture
ratio is enriched by racing the
0.6 - 1 .O V
engine repeatedly, a normal
oxygen sensor will output a
voltage of 0.6 - 1 .OV.
the oxygen sensor, refer to
Repair the
harness
Remark