Mitsubishi 3000GT Service Manual page 140

Injector Circuit Malfunction -
Circuit Malfunction
PO340 PO340 Camshaft Position Sensor
Circuit Malfunction
Exhaust Gas Recirculation Flow
PO400
Malfunction
PO403 Exhaust Gas Recirculation
Solenoid Malfunction
PO421 Warm Up Catalyst Efficiency
Below Threshold (Bank 1)
PO431 Warm Up Catalyst Efficiency
Below Threshold (Bank 2)
PO440 Evaporative Emission Control
-System Malfunction
Evaporative Emission Control
PO443
System Purge Control Valve
Circuit Malfunction
Diagnostic item
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TSB Revision
Check item (Remedy)
position sensor circuit and
(If harness and connector are normal, replace
Harness and connector
(If harness and connector are normal, replace
camshaft position sensor.)
Harness and connector
EGR valve
EGR solenoid
EGR valve control vacuum
Manifold. differential pressure sensor
Harness and connector
EGR solenoid
Exhaust manifold
(Replace the catalytic converter if there is no
cracks, etc.)
Exhaust manifold
(Replace the catalytic converter if there is no
cracks, etc.)
Harness and connector
Evaporative emission purge solenoid
Purge control valve
Vacuum hoses routing
Harness and connector
Evaporative emission purge solenoid (No. 1)
Retained
Retained
Retained
Retained
Retained
Retained
Retained