Geely EC718 2009 Workshop Manual page 153

Engine
VVT Solenoid
Yes
Measure VVT solenoid valve working power supply voltage.
Step 2
VVT Solenoid Harness Connector EN10
1
Yes
Check VVT solenoid valve control circuit.
Step 3
FE02-5005b
2
FE02-5006b
Control System JL4G18-D
(a) Disconnect VVT solenoid valve wiring harness connector
EN10.
(b) Measure VVT solenoid valve resistance between the two
terminals.
Standard Resistance: 9.4-10.6 Ω (68 ºF) when 20°C
(c) Connect VVT solenoid valve wiring harness connector.
Replace VVT solenoid valve assembly. Go to
No
step 6
(a) Turn the ignition switch to "OFF" position.
(b) Disconnect VVT solenoid valve wiring harness connector
EN10.
(c) Turn the ignition switch to "ON" position.
(d) Use multimeter to measure EN10 harness connector terminal
No.1.
Standard Voltage: 11-14 V
(e) Reconnect VVT solenoid valve wiring harness connector
EN10.
Check open circuit between EN10 solenoid
No
valve wiring harness connector terminal No.1
and the main relay terminal No.3 or short to
ground.
EC718/EC718RV EC715/EC715RV 10/2009
2-71