GDI ± Troubleshooting
13A-30
NG
Repair
NG
Repair
OK
Replace the engine-ECU.
NG
Repair
NG
Repair
OK
Replace the fuel pressure sensor.
NG
Replace the engine-ECU.
OK
Check trouble symptom.
OK
Check the following connectors:
A-59, C-19
NG
Repair
OK
Measure at the engine-ECU connector
C-19.
D Connect the connector.
D Voltage between 92 and earth
(Engine: idling)
OK: 0.3 ± 4.7 V
NG
Check the harness wire between the
engine-ECU and the fuel pressure sen-
sor, and repair if necessary.
NG
Check the harness wire between the
engine-ECU and the fuel pressure sen-
sor.
OK
Check trouble symptom.
NG
Check the harness wire between the
engine-ECU and the fuel pressure sen-
sor.
OK
Check trouble symptom.
OK
Check the following connectors:
A-59, A-82, C-19
Measure at the fuel pressure sensor
connector A-59.
D Connect the connector. (Use test
harness MB991348)
D Voltage between 2 and earth
OK: 3 V or less
(Engine: Cranking)
0.3 ± 4.7 V (Engine: Idling)
NG
Measure at the fuel pressure sensor
connector A-59.
D Disconnect the connector, and
measure at the harness side.
D Voltage between 1 and earth
(Ignition switch: ON)
OK: 4.8 ± 5.2 V
D Continuity between 3 and earth
OK: Continuity
NG
Check the following connectors:
A-36, A-82, C-18, C-19
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