Lesson 3/Learning Event 4
A prompting message means that the operator must do something. After the operator action,
testing will continue. The prompting messages and their meanings are as follows:
Prompting Message Displays
Tells the operator to enter VID on the TEST SELECT switches.
Tells the operator to enter the number of cylinders into the VTM.
Tells the operator to crank the engine.
Tells the operator to apply full throttle in an SI power test.
Tells the operator to apply full throttle in a CI power test.
Tells the operator to stop the operation being performed. In a compression
unbalance test, this means stop cranking the engine. In a CI power test, it
means to release the accelerator.
Tells the operator to release the TEST button during an offset test.
Tells the operator to set TEST SELECT switch to 99 during confidence test.
Confidence Test Error Messages
Confidence test messages are displayed either as PASS or by a C followed by three numbers (#). A
C### is an error message used by VTM repair personnel.