Sym HD2 125 Service Manual page 115

5. Fuel Injection System
Data stream (2/3)
The screen showed the ECU captured by the engine of the state immediately.
The following data for the benchmark idling state:
BARO------------
●
Intake Air----------
●
2nd AIR VALVE------
●
INJECT TIME----
●
IGN. ANGLE------------
●
STEP MOTOR ------
●
CRANKSHAFT ----------
●
TEST TERMINAL--
●
IDLE SET-----------
●
ISC STEP---------------
●
In the "DATA STREAM" of the screen use "▲" "▼" button to move the left side of the project "→"
symbol selected items, press the "ENTER" buttom lock of the project, and press the "F4" button
showed that the wave of projects.
Able to use "◄ left" and "right ►" button, can transform View wave numerical size.
Numerical analysis of images (2 / 3), the waveform can be displayed as shown in the following items:
BARO
Intaje Air
INJECT TIME
IGN. ANGLE
IDLE SET
ISC STEP
5-52
To this chapter contents
kPa (Above 98kPa) →Atmospheric pressure
ºC (Outside Temp.) →Intake air temperature
V (Idle:ON) →Secondary air solenoid valve actuator state
mS(Idle:1~3mS) →Injection time
(Idle:12~14) →Ignition timing
→Idle air control valve step motor actuator state
(Idle:CW) →Crankshaft functioning direction
(Idle:OPEN) →Test terminal state
RPM (=1650 RPM) →Idle speed goal set value
(Idle:75~95) →Idle Air Control Valve stepper motor learning step