Sensors And Actuators Diagnosis - Tecnotest SL31205 Manual Operativo

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OSCILLOSCOPE KIT _______________________________________________________________________
Here is an example of the signal shown on the display.
The displayed wave is distorted compared with the result obtained when the capacitive
clamp is used in ignitions with high voltage cables but it is often sufficient to recognize
the coils anomalies.
10.0 -

SENSORS AND ACTUATORS DIAGNOSIS

To check the correct display of one sensor or one actuator signal it is necessary to
compare the signal measured with the oscilloscope with the signals representations
contained in the technical documentation supplied by the tested vehicle maker.
If the device in question is included in the oscilloscope main menu, select it. Once it has
been displayed correctly, push F2 (Help) to access the following functions:
•
Push F2 (if active) to display the sample wave form.
58 OPERATING INSTRUCTIONS