The Miscellaneous Tests mode is accessed by pressing F4 from the Main Menu. This mode is used to perform a variety of bi-directional checks.
After entering the Miscellaneous Tests mode, the following tests are available for the 6.5L EFI engine (figures 6-40 and 6-41)
– F0: Output Tests— Pressing F0 will display output test control modes that allow the Tech 1 to control PCM drivers through bi-directional communication. PCM out puts can be commanded “ON” and “OFF” to test their operation. In most cases, data parameters for the outputs can be displayed as they are being commanded.
The following output tests can be run on 6.5L EFI vehicles (figures 6-42 and 6-43):
• F0: Inj. Pump
• F1: Glow Plug
• F2: Dash Lamps
– F2: Clear DTC— this commands the PCM to clear any stored Diagnostic Trouble Codes (DTC), both current and history.
– F3:RPM Control — allows control of engine speed.
– F5: Transmission — allows control of transmission solenoids.
– F7:OBDSysChk — performs the On-Board Diagnostic system check.
