Mitsubishi Stealth 1994 Import Service Manual page 661

MULTIPORT FUEL INJECTION -
<Heated Oxygen Sensor (iear)>
Harness side
connector
tor
Harness side
r
Measure the power supply voltage of
the heated oxygen sensor.
Connector: Disconnected
l
Ignition switch: ON
l
Check for an open-circuit, or a short-
module harnes:
circuit to ground, between the engine
side connector
control module and the heated ox-
ygen sensor.
Heated oxygen sensor connector:
l
Disconnected
Engine control module connector:
l
Disconnected
Check for continuity of the ground
circuit.
Connector: Disconnected
l
On Vehicle Inspection of MFI Components
Engine state
3,500 rpm
Voltage (V)
Standard value
Repair the
harness.