Geely EC718 2009 Workshop Manual page 214

2-132 Control System JL4G18-D
Next
Measure the resistance of fuel injector assembly.
Step 2
Cylinder No.2 Fuel Injector
2
Yes
Measure fuel injectors working power supply.
Step 3
Cylinder No.2 Fuel Injector Harness
Connector EN12
1
Yes
Check the fuel injector control circuit.
Step 4
EC718/EC718RV EC715/EC715RV 10/2009
1
FE02-5058b
2
FE02-5059b
(a) Check the fuel injector wiring harness connector for damage,
poor connection, aging or signs of loosening.
(a) Disconnect the fuel injector wiring harness connector EN12.
(b) Measure resistance between the two fuel injector terminals.
Standard Resistance: 20°C (68 ºF) 11.5-12.5 Ω
(c) Connect the fuel injector wiring harness connector EN12.
Replace fuel injector assembly. Refer to
No
2.2.8.2 Fuel Injector Replacement
(a) Turn the ignition switch to "OFF" position.
(b) Disconnect cylinder No.1 fuel injector wiring harness
connector EN12.
(c) Turn the ignition switch to "ON" position.
(d) Measure voltage between cylinder No.2 fuel injector wiring
harness connector EN12 No.1 terminal and a reliable ground.
Standard Voltage: 11-14 V
(e) Connect cylinder No.2 fuel injector wiring harness connector
EN12.
Is voltage normal?
Go to step 5
No
Engine