Mitsubishi FUEL Manual page 232

13I-38
From the previous page
OK
Use an analyzer to measure the
signal waveform at engine-ECU
connectors C-163 and C-165 <M/T>
or engine-A/T-ECU connectors C-176
and C-177 <A/T>.
D Engine: Idling
D Voltage between terminal 24 and
earth
OK: A normal waveform should
be displayed as described
on P.13I-118 (INSPECTION
PROCEDURE USING AN
ANALYZER).
OK
Check the following connector:
B-05
OK
Check the harness wire between No.
3 injector and the intermediate
connector.
OK
Replace the No. 3 injector.
Check the trouble symptoms.
Code No. P0204 No. 4 injector system
Range of Check
D The engine speed is 4,000 r/min or less.
D The battery voltage is 10 V or more.
D The fuel cut operation or the injector operation (by carrying out the Actuator
Test) is not in progress.
Set Conditions
D The injector driver is not transmitting a injector open circuit check signal for
four seconds.
GDI -
Troubleshooting
NG
Check the following connector:
B-05
Check the harness wire between the
No. 3 injector and the intermediate
connector.
Replace the engine-ECU <M/T> or
engine-A/T-ECU <A/T>.
NG
Repair
NG
Repair
NG
Replace the injector driver.
NG
OK
NG
OK
Probable cause
D Malfunction of No. 4 injector
D Open or short circuit in the No. 4 injector circuit or
loose connector contact
D Malfunction of engine-ECU <M/T>
D Malfunction of engine-A/T-ECU <A/T>
Repair
Repair