mitsubishi Workshop Repair Guides

Mitsubishi Workshop Service and Repair Manuals

Component Tests and General Diagnostics|Page 1912 > < Component Tests and General Diagnostics
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(2) Connect the probe to the oscilloscope pick-up point as shown in the circuit diagram and check the waveform.

HARNESS INSPECTION 

Measure the power supply voltage.
-

Connector: Disconnected

-

Ignition: switch ON
Voltage (V): Battery positive voltage
OK: GO TO STEP 2
NG: Repair the harness. (A3 - MFI relay)

Check for continuity of the ground circuit
-

Connector: Disconnected
OK: GO TO STEP 3
NG: Repair the harness. (A4 - Ground)

Check the voltage of the output circuit
-

Connector: Disconnected

-

Ignition switch: ON
Voltage (V): 4.8 - 5.2
OK: STOP
NG: Repair the harness. (A2 - 50)

Component Tests and General Diagnostics|Page 1912 > < Component Tests and General Diagnostics