Scan Tool Display
Item
Test Component
Control Range
Diagnosis Description
High-Speed Fan
Enable the High-Speed cooling
fan
ON/OFF
Note
Carry out this test only when the engine
coolant temperature is below 100°C
(212 ºF) and Air-Conditioning is not switched
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 5 s.
Air-Conditioning Clutch
Enable the Air-Conditioning
compressor clutch.
ON/OFF
Note
Carry out this test only when the ignition
switch is at "ON" position and the engine is
not running.
This function controls Air-Conditioning
compressor relay. When the instruction is "ON",
the Air-Conditioning compressor relay will be on
or off in 3-5 s.
Ignition Advance Angle
Control the ignition advance
angle
0, 45, 246, 255
-
Fuel Injector
Disable the fuel injection
(Cylinder No.1, Cylinder No.2,
Cylinder No.3, Cylinder No.4).
ON/OFF
-
BLM Learn
Fuel closed-loop learn
-
Fuel closed-loop learn not allowed when the
ignition switch is ON.
Based on the software logic, decide whether to
conduct relevant learn when the ignition switch is
OFF.
Fuel Open-Loop Control ECM Open-Loop Control
ON/OFF
-
BLM Reset
Fuel Closed-Loop Learn
ON/OFF
All fuel closed-loop learn values reset to 1
Idle Catalyst Monitor
Enable catalyst monitor
diagnostics
ON/OFF
-
ETC Motor
Electronic throttle body
movements
0, 50%, 100%
-
Reset TPS Learn Value
Clear throttle position sensor
learn value
-
-
Intake Camshaft
Phasing Device
Used to control the VVT's
current valve timing, the control
parameter is not a percentage,
but the target valve timing.
0, 30%, 60%
-
Intake Camshaft Valve
Timing Control Device
VVT Control Valve Control
Signal Duty Cycle Test
0, 50%, 100%
-
Engine
Control System JL4G15-D
2-631
EC718/EC718RV EC715/EC715RV 10/2009
Summary of Contents for EC715 2009
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