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Geely Emgrand X7. Manual part - 61
Refer to Fuel System in the2.3.7.3 Fuel Pressure Testing Procedure, and is fuel pressure normal?
(a) Inspect intake air pressure sensor data. (b) Inspect engine coolant temperature sensor data. (c) Inspect throttle position sensor. Are these components normal?
Step 15 Inspect the ECM Power Supply Circuits. (a) Inspect whether ECM power supply circuit is normal. (b) Inspect whether ECM ground circuit is normal.
Step 16 Replace ECM Refer to 2.2.7.11 Crankshaft Position Sensor (CKP) Learn to carry out the crankshaft position
Step 17 Use a fault diagnosis tester to confirm whether the DTC Code is stored again. (a) Connect fault diagnosis tester to the diagnostic interface. (b) Turn ignition switch to ON position. (c) Clear DTC code. (d) Start and run the engine at idle speed to warm up the engine for at least 5 min. (e) Road test the vehicle for at least 10 min. (f) Read control system DTC code again to confirm that the system has no DTC code. Step 13 Inspect the fuel pressure Step 14 Inspect whether the data in the data flow table is normal. Next No Repair the faulty part. Yes No Replace the damaged components. Go to Yes No Check fuel system: fuel pump, fuel filter, fuel pipe Yes No Adjust the valve timing. Go to step 17. Yes 243 |