Diagnostic Steps:
Step 1
Check engine emission malfunction warning lamp.
(a)
Start the engine.
Check whether the engine emission malfunction warning lamp is
lit.
No
Yes
Step 2
Repair the engine control system fault.
(a)
Repair the engine control system fault. Refer to
Is canister solenoid valve working properly?
Yes
System normal
No
Step 3
Check canister solenoid valve power supply circuit.
Evaporative Canister Solenoid Harness
Connector EN24
1
2
FE02-5803b
(a)
Turn on the ignition switch.
(b)
Measure the canister solenoid valve EN24 terminal No.1
voltage with a multimeter.
Standard Voltage: 11-14 V
Yes
No
Step 4
Repair the main relay.
(a)
Turn off the ignition switch.
(b)
Repair the main relay circuit. Refer to
.
Is canister solenoid valve working properly?
Yes
System normal
No
Step 5
Check canister solenoid valve wiring harness connector and ECM harness connector circuit.
Engine
Auxiliary Emission Control JL4G18-D
2-265
EC718/EC718RV EC715/EC715RV 10/2009
Summary of Contents for EC715 2009
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