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EC-954
[YD (WITH EURO-OBD)]
DTC P0088 FUEL SYSTEM
DTC P0088 FUEL SYSTEM PFP:17520
On Board Diagnosis Logic EBS0117X
DTC Confirmation Procedure EBS0117Y
NOTE:
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at
least 10 seconds before conducting the next test.
WITH CONSULT-II
1. Start engine and warm it up to normal operating temperature.
2. Select “DATA MONITOR” mode with CONSULT-II.
3. Keep engine speed more than 2,000 rpm for at least 20 sec-
onds.
4. If 1st trip DTC is detected, go to EC-954, "
Diagnostic Procedure"
.
WITH GST
Follow the procedure “WITH CONSULT-II” above.
Diagnostic Procedure EBS0117Z
1. CHECK FUEL RAIL PRESSURE SENSOR
Refer to EC-1002, "
Component Inspection" .
OK or NG
OK >> GO TO 2.
NG >> Replace fuel rail.
2. CHECK FUEL INJECTOR
Refer to EC-1010, "
Component Inspection" .
OK or NG
OK >> GO TO 3.
NG >> Replace fuel injector.
3. CHECK FUEL PUMP
Refer to EC-1097, "
Component Inspection" .
OK or NG
OK >> GO TO 5.
NG >> GO TO 4.
DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P0088 Fuel rail pressure too high
Fuel pressure is too much higher than the speci-
fied value.
● Fuel pump
● Fuel injector
● Fuel rail pressure sensor
SEF817Y
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