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General Motors Tech2 User Guide
112
Tech2 Custom Update Procedure
To perform a custom Tech2 update to backdate the scan tool or install different language
software:
1. Connect the scan tool to the PC using the RS-232 cable.
2. Power up the scan tool using the AC power supply that came with the tool.
3. At the PC, launch TIS2Web.
4. From the TIS2Web main screen, select Software Download.
5.
At the “Select Diagnostic Tool for Download” screen, select Tech2 and “Custom” to
allow backdating or installing of non-NAO software on the scan tool. After confirming
the selection, select Next. A message will appear indicating the PC is reading the
contents of the diagnostic tool.
6.
A “Select the Applications” screen appears. The left side of the screen lists software
release numbers. Select the “+” sign to see the list of languages for each release.
7. Select the desired software version and language either by double-clicking on it or by
highlighting the desired language file; then click Select in the middle of the screen. The
selected software will appear in the right side of the screen. Click on the tabs to
compare the current and selected scan tool software. Click Download to proceed.
8.
A “Performing the Software Download” screen appears to track the download status.
9.
When the download is complete, a “Download Finished” screen appears. Click Close to
close the application.
Snapshot Upload / Display
The Snapshot Upload/Display function of TIS2Web provides a means for viewing scan tool
snapshot data, as well as freeze frame and capture info data on the PC. This data can be
analyzed in a variety of ways to determine when and where a fault may have occurred.
Using the Snapshot display feature involves three steps:
1.
Capture snapshot(s) with the scan tool.
2.
Upload the snapshot(s) to the computer.
3.
View the snapshot(s) using the TIS2Web Snapshot Upload/Display function.
The following procedures describe how to capture, upload and view a snapshot.
Capturing a Snapshot of the Vehicle Data Stream
1. Connect the Tech2 to the vehicle Data Link Connector (DLC).
2. Power up the Tech2 and press the ENTER key at the title screen.
3. From the Main Menu select F0: Diagnostics.
4. Enter all vehicle information as requested on the scan tool's display (powertrain, body,
chassis).
5. From the application menu, select F3: Snapshot.
• At the next screen, select the desired system to snapshot (e.g. Engine,
Transmission, ATC).
Summary of Contents for Tech2
Page 1: ...General Motors Tech2 User Guide 1 GM Tech2 User Guide ...
Page 20: ...General Motors Tech2 User Guide 20 Connection of the power jack to the DLC cable ...
Page 22: ...General Motors Tech2 User Guide 22 ...
Page 24: ...General Motors Tech2 User Guide 24 PCMCIA card keying ...
Page 26: ...General Motors Tech2 User Guide 26 VCI module removal ...
Page 32: ...General Motors Tech2 User Guide 32 Attaching the Tech2 to non OBD II equipped vehicles ...
Page 40: ...General Motors Tech2 User Guide 40 RS 232 cable connections ...
Page 46: ...General Motors Tech2 User Guide 46 Tech2 startup screen ...
Page 47: ...General Motors Tech2 User Guide 47 Tools Options selected on Main Menu ...
Page 52: ...General Motors Tech2 User Guide 52 Test Status ...
Page 53: ...General Motors Tech2 User Guide 53 Test Pass ...
Page 64: ...General Motors Tech2 User Guide 64 Selectable VCI test selected on Tech2 Self Test main menu ...
Page 65: ...General Motors Tech2 User Guide 65 First selectable VCI Self Test screen ...
Page 78: ...General Motors Tech2 User Guide 78 CANdi Diagnostics selected on Tool Options menu ...
Page 86: ...General Motors Tech2 User Guide 86 System Selection Menu ...
Page 97: ...General Motors Tech2 User Guide 97 Tool Controls Menu ...
Page 98: ...General Motors Tech2 User Guide 98 Hardware Menu ...
Page 101: ...General Motors Tech2 User Guide 101 Accept soft key on data screen ...
Page 103: ...General Motors Tech2 User Guide 103 Live Plot Screen with selectable items ...
Page 104: ...General Motors Tech2 User Guide 104 Min Max Adjustment screen ...
Page 106: ...General Motors Tech2 User Guide 106 Live Plot Resume soft key ...
Page 107: ...General Motors Tech2 User Guide 107 Live Plot Data List soft key ...
Page 136: ...General Motors Tech2 User Guide 136 Programming Failed Screen ...
Page 141: ...General Motors Tech2 User Guide 141 Controller Area Network diagnostic interface CANdi module ...