2 No Communication With One Or More Control Modules Connected To A Bus: Notes

WARNING: This page is about a different car, the 2002 Saab 9-3. However, it is still accessible from the selected car via links, so may be relevant.

If the Tech 2 is in communication with the DICE but one or more control modules connected to a bus are missing, the following menu will appear on the Tech 2:

Fig 1: Tech 2 Scan Tool Display - Checking Bus

Courtesy of SAAB-SCANIA OF AMERICA, INC.

If < OK is pressed, a list of the control modules fitted as original equipment on the car will be displayed. "OK" is shown on the right of each control module if it is communicating correctly and "Missing" if the control module is missing from the bus.

Fig 2: Tech 2 Scan Tool Display - Bus Configuration

Courtesy of SAAB-SCANIA OF AMERICA, INC.

Regardless of whether < ENTER or < EXIT is pressed, the Tech 2 will try to communicate with the selected control module. If the Tech 2 cannot contact the selected control module, the following menu will appear:

Fig 3: Tech 2 Scan Tool Display - MIU (Main Instrument Unit)

Courtesy of SAAB-SCANIA OF AMERICA, INC.