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DTC P0088 FUEL SYSTEM EC-93 [YD (WITH EURO-OBD)] C D E F G H I J K L M A EC DTC P0088 FUEL SYSTEM PFP:17520 On Board Diagnosis Logic EBS013KH DTC Confirmation Procedure EBS013KI NOTE: 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- 4. If 1st trip DTC is detected, go to . WITH GST Follow the procedure “WITH CONSULT-II” above. Diagnostic Procedure EBS013KJ 1. CHECK FUEL RAIL PRESSURE SENSOR Refer to EC-138, "Component Inspection" . OK or NG OK >> GO TO 2. NG >> Replace fuel rail. 2. CHECK FUEL INJECTOR Refer to EC-146, "Component Inspection" . OK or NG OK >> GO TO 3. NG >> Replace fuel injector. 3. CHECK FUEL PUMP Refer to EC-249, "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- ● Fuel pump ● Fuel injector ● Fuel rail pressure sensor SEF817Y |