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Geely Emgrand X7. Manual part - 187
(e) Measure voltage between intake pressure temperature sensor NL02-2045b EN01 发动机控制模块线束连接器 1 2 4 5 3 81 63 44 25 6 62 43 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 26 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 45 46 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 64 65 66 80 79 78 77 76 75 74 73 72 71 70 69 68 67 76
Test Items Standard Value EN16(4)-EN01(76)Resistance value Less than 1 Ω Voltage Between EN16 (4) and A Reliable Ground 0V Execute next step as per normal.
Step 7 Inspect the ECM Power Supply Circuits. (a) Inspect whether ECM power supply circuit is normal. (b) Inspect whether ECM ground circuit is normal.
Step 8 Replace ECM (a) Refer to 2.12.8.1 Replacement of Engine Control Module to Replace ECM. (b) Carry out the crankshaft position sensor learning, refer to 2.12.7.11 “Crankshaft Position Sensor (CKP) Learning.
Step 9 Use fault diagnosis tester to confirm if DTC is stored again . (a) Connect the 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) Read control system DTC code again to confirm that the system has no DTC code exported. Next No Repair the faulty part. Yes Next EN01 engine control module harness connector 747 |