Geely EC718 2009 Workshop Manual page 145

Engine
Scan Tool Display
Item
Fuel Pump Relay
Canister Control Valve
Fan 1
Fan 2
Air-Conditioning Clutch
Fuel Injection Disable
Test Component
Enable the fuel pump relay.
Enable the Canister solenoid
valve.
Enable the Low-Speed cooling
fan.
Enable High-Speed cooling fan
Enable the Air-Conditioning
compressor clutch.
Disable the fuel injection.
Control System JL4G18-D
Control Range
Note
This test can only be carried out when the
vehicle speed is equal to zero and vehicle
ON/OFF
speed sensor has no fault.
This function can control the fuel pump relay. Fuel
pump relay will be on or off within 3-5s.
When the command is "ON" the solenoid valve will
ON/OFF
be on or off within 3-5s.
Note
Carry out this test only when the engine
coolant temperature is below 100°C
(212 ºF)and Air-Conditioning is not switched
ON/OFF
on.
This function controls the Low-Speed cooling fan
relay. When the instruction is received, the cooling
fan will be on at high speed for 5s.
Note
Carry out this test only when the engine
coolant temperature is below 100°C
(212 ºF)and Air-Conditioning is not switched
ON/OFF
on.
This function controls the High-Speed cooling fan
relay. When the instruction is received, the cooling
fan will be on at high speed for 5s.
Note
Carry out this test only when the ignition
switch is at "ON" position and the engine is
not running.
ON/OFF
This function controls Air-Conditioning
compressor relay. When the instruction is "ON",
the Air-Conditioning compressor relay will be on
or off in 3-5s.
Note
This function will not close the two fuel
injectors at the same time. perform the test
only when the vehicle speed is zero, the
ON/OFF
speed sensor without fault and oxygen
sensor signal indicating a lean Air-Fuel ratio.
Disable fuel injectors and test fuel injectors sealing
state.
EC718/EC718RV EC715/EC715RV 10/2009
Diagnosis Description
2-63