Geely EC718 2009 Workshop Manual page 255

Engine
No
Measure canister solenoid valve resistance.
Step 2
Evaporative Canister Solenoid
Yes
Measure canister solenoid valve working power supply.
Step 3
Evaporative Canister Solenoid Harness
Connector EN24
1
Yes
Check canister solenoid valve control circuit.
Step 4
FE02-5094b
2
FE02-5095b
Control System JL4G18-D
(d) Select the following menu: "Engine"/"Action Test"/"Canister
Solenoid Valve".
(e) Use scan tool to enable the use of "Canister Control Valve".
Place a finger over the vacuum port solenoid valve and check
whether there is suction.
Intermittent Fault. Refer to
Yes
Fault Check
(a) Turn the ignition switch to "OFF" position.
(b) Disconnect canister solenoid valve harness connector EN24.
(c) Measure resistance between the canister solenoid valve two
terminals.
Standard Resistance: 25 Ω at 20°C (68 ºF)
(d) Connect canister solenoid valve harness connector EN24.
Is the value specified value?
Replace the canister solenoid valve. Refer to
No
2.4.7.3 Canister Solenoid Valve
Replacement. Go to step 7
(a) Turn the ignition switch to "OFF" position.
(b) Disconnect canister solenoid valve harness connector EN24.
(c) Turn the ignition switch to "ON" position.
(d) Measure voltage between canister solenoid valve wiring
harness connector EN24 terminal No.1 and a reliable ground.
Standard Voltage: 11-14 V
(e) Connect canister solenoid valve harness connector EN24.
Is the value specified value?
Check whether there is an open circuit or a
No
circuit short to ground between solenoid valve
wiring harness connector EN10 terminal No.
1 and main relay terminal No.3. Repair the
faulty part. Go to step 7
EC718/EC718RV EC715/EC715RV 10/2009
2-173
2.2.7.3 Intermittent