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P0087, P0088, P0090 FRP CONTROL SYSTEM ECM-177 < DTC/CIRCUIT DIAGNOSIS > [MR20DD] C D E F G H I J K L M A ECM N P O >> GO TO 3. 3. DTC CONFIRMATION PROCEDURE-1 1. Check that the fuel tank is 1/8 full of fuel. 2. Warm up the engine to the normal operating temperature and keep the engine speed at idle for 15 sec- ° C (158 ° F). 3. Check 1st trip DTC. Is 1st trip DTC detected? YES >> Proceed to ECM-173, "Diagnosis Procedure" . NO >> GO TO 4. 4. DTC CONFIRMATION PROCEDURE-2 1. Cool the engine until the engine coolant temperature reaches 60 ° C (140 ° F) or less. 2. Start the engine and wait at least 40 seconds. 3. Check 1st trip DTC. Is 1st trip DTC detected? YES >> Proceed to ECM-173, "Diagnosis Procedure" . NO-1 >> To check malfunction symptom before repair: Refer to GI-41, "Intermittent Incident" NO-2 >> Confirmation after repair: INSPECTION END Diagnosis Procedure INFOID:0000000010702904 1. CHECK DTC PRIORITY If DTC P0087, P0088 or P0090 is displayed with DTC P1197, first perform the trouble diagnosis for DTC Is applicable DTC detected? YES >> Perform diagnosis of applicable. Refer to . NO >> GO TO 2. 2. CHECK HIGH PRESSURE FUEL PUMP ECM-177, "Component Inspection" Is the inspection result normal? YES >> GO TO 3. NO >> Replace high pressure fuel pump. Refer to EM-159, "Removal and Installation" . 3. CHECK FUEL LEAKAGE 1. Start the engine. 2. Visually check that the fuel pump, fuel rail, and fuel piping have no fuel leakage. Is the inspection result normal? YES >> INSPECTION END NO >> Repair or replace malfunctioning part. Component Inspection INFOID:0000000010702905 1. CHECK HIGH PRESSURE FUEL PUMP-1 1. Turn ignition switch OFF. 2. Disconnect high pressure fuel pump harness connector. 3. Check the resistance between high pressure fuel pump terminals as follows. |