Component Inspection
- CHECK HIGH PRESSURE FUEL PUMP-1
- Turn ignition switch OFF.
- Disconnect high pressure fuel pump harness connector.
- Check the resistance between high pressure fuel pump terminals as per the following conditions.
High pressure fuel pump
Condition
Resistance
Terminal
1
2
Temperature [ deg. C (deg. F)]
20 - 30 (68 - 86)
0.46 - 0.51 Ohms
Is the inspection result normal?
YES
GO TO 2.
NO
Replace high pressure fuel pump. Refer to Exploded View .
- CHECK HIGH PRESSURE FUEL PUMP-2
With CONSULT
- Reconnect high pressure fuel pump harness connector.
- Start engine.
- Select "FUEL PRES SEN V" in "DATA MONITOR" mode of "ENGINE" using CONSULT and check the indication as per the following conditions.
Monitor item
Condition
Indication
FUEL PRES SEN V
At idle
0.820 - 1.140 V
Revving engine up to 4, 000 RPM quickly.
0.820 - 2.900 V
Without CONSULT
- Start engine.
- Check fuel rail pressure sensor signal voltage.
ECM
Condition
Voltage
(Approx.)
Connector
+
-
Terminal
F24
44
45
[Engine is running]
- Warm-up condition
- Idle speed
0.82 - 1.14 V
[Engine is running]
- Warm-up condition
- Engine speed: Revving engine from idle to 4, 000 RPM
0.82 - 2.90 V
Is the inspection result normal?
YES
INSPECTION END
NO
Replace high pressure fuel pump. Refer to Exploded View .