Labscope Testing Component Index

Oscilloscope tests are now available for several components in this database. Below is a complete list of components, however, every component test on this list may not be applicable to the selected vehicle. For DOS users with the Hyperlink feature, a link has been established next to the applicable components.


Under Computers and Control Systems:

Serial Data (OBD) Signal Test

Air Flow Meter/Sensor, Testing and Inspection

Air Temperature Sensor,

Coolant Temperature Sensor,

Crankshaft Position Sensor, Oscilloscope Patterns and Waveforms

Engine Control Module,

Frequency Valve, Oscilloscope Patterns and Waveforms

Oxygen Sensor,

Throttle Position Sensor.

Vehicle Speed Sensor,




Under Fuel Delivery and Air Induction

Fuel Injector, Oscilloscope Patterns and Waveforms



Under Ignition System

Electronic Spark Timing Signal (EST)

Ignition Coil,