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Geely Emgrand X7. Manual part - 203
4. Diagnostic Steps: Note: Before carrying out this diagnosis step, observe the data list on fault diagnosis tester and Step 1
Initial Inspection (a)Inspect the fuel injector harness connector for damage, poor connection, aging or signs of
Step 2
Measure the fuel injector resistance. (a) Disconnect the fuel injector harness connector EN14. (b) Measure resistance between the two fuel injector terminals. Standard Resistance 11.5-12.6Ωwith 20℃(68℉ (c) Connect the fuel injector harness connector EN14.
(a) Rotated ignition switch to OFF position . (b) Disconnect 4-cylinder fuel (c) Rotated ignition switch to ON position . (d) Measure voltage between Standard Voltage: 11-14V (e) Connect to 4 cylinder fuel injector harness connector EN14. NL02-2094b A B EN14 4缸燃油喷射器线束连接器 A
3 Measure Fuel Injectors Working power supply No Go to step 5 Yes No Refer to 2.2.8.2 “Replacement of Fuel Yes Next EN14 4th cylinderfuel injector 811 |