Mitsubishi 3000GT Service Manual page 175

ENGINE CONTROL MODULE POWER GROUND
OPERATION
Grounds the engine control module
TROUBLESHOOTING HINTS
If the ground wire of the engine control module is not connected securely to ground, the module will
not operate correctly.
HARNESS INSPECTION
I
1
module harness
side connector
MULTIPORT On-Vehicle Inspection of MFI
FUEL INJECTION - Components
Engine control module connector
Check for continuity of the ground
circuit.
l Engine control module con-
nector: Disconnected
26
Engine control module
13 26