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IF YOU’RE HAVING A PROBLEM ABOUT GM TECH2

This appendix describes some of the possible problems which you might run into when you try to use the Aian Imports Software on an OBD II compliant vehicle.
1. OBD II Interface Circuitry Not Installed Possible Cause:
a. OBD II Interface Circuitry is not istalled in the Tester.
Recommendations:
· Verify that the vehicle’s ignition is on.
· Remove power from the tester by unplugging the DLC cable and reconnecting the cable.
· Verify that the OBD II Interface Circuitry is installed in your tester in one of the following configurations:
- an OBD II Interface Cartridge is installed in the top slot of the TECH 1A.
- a Vehicle Interface Module (VIM) is connected “in-line” with the serial data cable for either the TECH 1 or TECH 1A.
- an OBD II compliant daughter board inside the Mastertech
IMPORTANT:
The OBD II Interface Cartridge will not work with a TECH 1. An error message, OBD II INTERFACE CIRCUITRY NOT INSTALLED, will be displayed if you attempt to use the OBD II Interface Cartridge with a TECH 1.

2. TESTER is Unable to Communicate with the Vehicle.
Possible Causes:
a. Vehicle’s ignition is off.
b. Diagnostic cable is not plugged into vehicle’s diagnostic connector.
c. Vehicle is not OBD II-compatible.
Recommendations:
· Verify that the vehicle’s ignition is on.
· Verify that cable is plugged into vehicle’s diagnostic connector.
· Check underhood decal for OBD II certification.

3. TESTER Loses Communication with the Vehicle
Possible Causes:
COMMUNICATIONS
a. Vehicle’s ignition was turned off.
b. Diagnostic cable came loose from vehicle’s diagnostic connector.
c. Vehicle failed to respond to query from tester.
Recommendations:
· Verify that the vehicle’s ignition is on.
· Verify that cable is plugged into vehicle’s diagnostic connector.
· Turn tester and vehicle’s ignition off. Then turn ignition to on, followed by turning on the tester and attempting to reestablish communication.
· Some vehicles fail to respond properly to tester queries for certain tests.
This is particularly true with oxygen sensor tests if all readiness tests have not been completed. If possible, drive the vehicle to complete the readiness tests and then rerun the tests.

4. Parameter Update Rate is Slow
Possible Cause:
· A slow update rate is characteristic of OBD II communications. A typical update rate is approximately 125 to 150 ms per parameter (7 or 8 updates per second for a single parameter). Therefore, a typical list of 20 parameters will only be updated approximately every 3 seconds.
Recommendation:
· If a faster update rate is needed, select fewer parameters using the CUSTOM LIST function. Select only the parameters needed for a test.
For example, you can look at just an oxygen sensor signal and get an update of 7 or 8 times a second.

5. Not All Parameters Displayed
Possible Cause:
· The vehicle is not reporting all of the parameters. The Asian Imports software queries the vehicle’s ECU to determine what parameters are supported by the ECU on OBD II compliant vehicles. The tester then creates a data list based on these parameters. If the vehicle contains a particular sensor, but does not tell the TESTER that it supports that parameter (e.g. a downstream oxygen sensor) the software will not display that parameter.
Recommendation:
· Diagnosis must be performed based on other diagnostic data or procedures.

6. Tester Displays “TEST RESULTS” Message
Possible Cause:
· This mode is not supported by this vehicle.
Recommendation:
· Try a different test mode. This display can occur in the O2S RESULTS mode if the vehicle manufacturer supports O2S testing via a different mode. Some manufacturers use the non-continuous version of the ON-BOARD TESTS mode to report the results of oxygen sensor testing.

7. Wrong display after power is applied
Possible Causes:
· Wrong master cartridge is installed.
· Master cartridge is malfunctioning.
· Tester is malfunctioning.
Recommendations:
· Verify that the cartridge is installed in the bottom slot of the tester and that there isn’t a master cartridge (e.g. “E/K 86-87 SYSTEM”) in the top slot.
· Try another cartridge.
· Perform the Self-test as described in the Operator’s Manual.

 

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GM TECH2 HARDWARE REQUIRED

 

HARDWARE REQUIRED
In order to be fully functional, the Global OBD II with Toolpak Application cartridge requires that special OBD II Interface Circuitry be used with the Mastertech and Tech 1/1A testers. This circuitry can be installed in the following configurations:

Mastertech
The following procedure describes how to setup the Mastertech tester to test OBD II compliant vehicles.

SETUP PROCEDURE
1. Make sure the tester is OFF. Insert the Global OBD II with Toolpak application cartridge into the cartridge slot at the top of the OBD II compliant Mastertech.
2. Be sure the vehicle ignition switch is off.
3. Remove any adapters installed on the Data Link Connector (DLC) cable.
4. Connect the DLC cable to the tester and tighten the screws.
5. Connect the 16/14 Pin OBD II Adapter Cable to the DLC cable.
6. Connect the OBD II Adapter Cable to the vehicle DLC.
7. Turn the tester ON. Power and ground are provided through the DLC connector, so connecting the 12V power cable to the vehicle is not required.
8. Turn the vehicle ignition switch ON to begin diagnostics.
9. Refer to this manual and the application cartridge operator’s manual for software operating instructions.

 

TECH 1A
The following procedure describes how to setup the TECH-2 1A tester to test OBD II compliant vehicles.

SETUP PROCEDURE
1. Insert the OBD II Interface Cartridge into the Auxiliary cartridge slot at the top, rear of the tester.
2. Insert the Global OBD II with Toolpak application cartridge into the Master cartridge slot at the bottom, rear of the tester.
3. Be sure the vehicle ignition switch is off.
4. Remove any adapters installed on the Data Link Connector (DLC) cable.
5. Connect the DLC cable to the tester and tighten the screws.
6. Connect the 16/14 Pin OBD II Adapter Cable to the DLC cable.
7. Connect the OBD II Adapter Cable to the vehicle DLC.
8. Power and ground are provided through the DLC connector, so con-necting the 12V power cable to the vehicle is not required.
9. Turn the vehicle ignition switch ON to begin diagnostics.
10. Refer to this manual and the application cartridge operator’s manual for software operating instructions.

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Components About GM Tech2

Tech 2 Basic Kit
Includes the GM Tech 2, vehicle power cables, vehicle adapters, and 32 MB ’92–’06 GM PC diagnostic card.
Packed in a heavy-duty storage case. Wt., 16 lbs.
No. 3648 – Tech 2 Basic kit.

 


Tech 2 Deluxe Kit
Includes the GM Tech 2, vehicle power cables, CANdi module, vehicle adapters, and 32 MB ’92–’06 GM
PC diagnostic card, PC interface kit. Packed in a heavy-duty storage case. Wt., 17 lbs. 8 oz.
No. 3649 – Tech 2 Deluxe kit.

 


GM MDI
Includes the GM MDI, Ethernet and USB cables, cable keeper, power adapter, data link cable, MDI users guide (CD), and four AAA batteries.
No. 3845 – GM MDI communication module.

 


GM MDI Bundle (with TiS SPS subscription)
Includes the GM MDI, TiS SPS one-year subscription, Ethernet and USB cables, cable keeper, power adapter, data link cable, MDI users guide (CD), and four AAA batteries.
No. 3846 – GM MDI with SPS subscription.

 


CANdi Module
Includes the CAN diagnostic interface module and instruction sheet. IMPORTANT: In order for the CANdi module to work, you must have a 32 MB PCMCIA card with at least software version 24.001 in your Tech 2. 1 lb. 4 oz.
No. 3625-20 – CANdi module.

 

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Precautions For GM Tech2

Precautions For GM Tech2

- DO NOT clasp battery clamps together when connected simultaneously to the vehicle’s 12 volt cigarette lighter or power supply. Reverse polarity in the vehicle’s cigarette lighter may be present. Damage could occur to the Tech 2 or to the vehicle.
- If power is applied to the Tech 2 and the display remains blank, reverse polarity in the cigarette lighter may be present. Damage to the Tech 2 could occur. DO NOT connect the DLC cable to the vehicle. Verify that the center contact of the vehicle’s cigarette lighter has +12 volts and that the outer contact is grounded.
- Turn off the power before inserting or removing the PCMCIA card. Continual removal and reinsertion of this card is not recommended.
- Align all cards and components carefully before inserting them into the Tech 2.
- Make sure all cables and adapters are firmly connected before starting to use the Tech 2.
- Always read the instructions completely before attempting a new procedure.
- The RS-232 and RS-485 ports must not be connected to a direct phone line as the Tech 2 was not designed for this method of communication.
- Do not place the Tech 2 so that the tilt stand can make contact with the vehicle battery terminal as this could short out the battery.

 

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All about GM TECH 2 concerned product

There are many GM TECH 2 concerned product hot selling at vtoolshop: Main Cable for GM TECH2,OBD2 connector for GM TECH2,
GM TECH2 VCI Module,32MB Card For GM TECH2,GM Tech2 GM Diagnostic Scanner etc,.
Image:

These Main Cable for GM TECH2,OBD2 connector for GM TECH2,GM TECH2 VCI Module,32MB Card For GM TECH2,GM Tech2 GM Diagnostic Scanners are all at surprising low price.

Before purchasing your ideal GM TECH 2, you’d better know more about it.

Here we’re glad to provide you more news about it. Please refer pdf of

GM TECH 2.

We also welcome the person who know more about GM TECH  than us. We’d like to share experience with you.

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Products of GM TECH 2

There are mainly five kinds of GM TECH 2  concerned products hot selling at vtool.

We’d like to share with you. At first, Image:

 

GM TECH2 Cable Description:

Highly recommended main cable for GM TECH2
Tech2 main cable hot sale for GM TECH2 SCANNER
Used together with GM TECH2, can not works alone. It used to connect GM TECH2 with car for diagnose.

OBD2 connector for GM TECH2 Description

OBD2 16PIN connector for GM TECH2 diagnostic tool, it is only a obd2 connector, can not use alone. It is for those customer who has gm tech2 but want have one more connector.

VCI module for GM TECH 2 Description:

This vci module is only used with gm tech 2, it is not a full product of auto diagnostic tool. It is only use for spare parts of gm tech 2.
How to use the vci module? Just plug out the bad one from the bottom of the tech 2 main unit, then insert the new vci module you got.

32MB CARD FOR GM TECH2 Description:

32MB CARD FOR GM TECH2 includes a 32MB PC Card loaded with the latest release GM Software. Works with GM TECH2, contain the latest software for
32MB CARD FOR GM TECH2 works with GM TECH2, contain the latest software for GM TECH2.It have four kinds of software, SABA, OPEL, GM, ISUZU. Customer can choose one type of software to be loaded to this 32MB Card.

Gm Tech 2 Scanner Features:

Authentic GM software in the Tech 2 Flash means the most comprehensive diagnostic software available for late model GM vehicles.
Support for on-board diagnostics on all GM systems 1992 thru current year.
Removable hardware modules provide insurance against scan tool obsolescence.
Large, easy-to-read backlit screen.
RS232 & RS485 ports provide the avenue to connect future devices to your Tech 2 Flash.
Ability to capture stored DTCs, Freeze Frame, and Failure Record for later review.
Ability to view the status of vehicle diagnostic tests as they run.
Bi-directional

Gm Tech 2 Scanner Function:

Vetronix Tech-2 Specifications

Microprocessor
32 bit, 16 MHz
Memory
32 MB flash type II PCMCIA. Type III slot available for future expansion.
Communications
Integral RS232 communication port.
Screen
3.8×2.8 backlit monochrome with full graphics capability: 320×240 pixels. Displays up to 9 vehicle parameters at once
( 5.2 Mb )
( 6.8 Mb )
Tech-2 Flash Tester
32 MB PCMCIA Card with GM OE Applications
CAN diagnostic interface module(CANdi) and instruction sheet download ( 199.2 kb )
TIS2000 dongle to access SPS/Security features
Data/Sensor/Trouble Code Manual
DLC Cable, DLC Loopback Adapter
12V Cigarette Lighter Power Cable
SAE 16/19 Adapter
NAO 12/19 Adapter
Battery Power Cable
Storage Case
An industry change in protocol from OBD II to Controller Area Network (CAN) has begun. In order to perform diagnostics on a vehicle that uses the CAN interface; you will need the Tech 2 Flash and a CAN diagnostic interface module. The module connects between the Tech 2 Flash’s diagnostic link cable and the OBD adapter. Once the module is connected, it can be used on all GM vehicle applications, even those vehicles using other platforms such as OBD I and OBD II.

The following GM vehicles utilize the CAN interface:

05 Buick Allure (3.6L)
05 Buick LaCrosse (3.6L)
05 Buick Rainier (5.3L)
04-05 Buick Rendezvous (3.6L)
04-05 Cadillac CTS (3.6L)
04-05 Cadillac SRX (3.6L / 4.6L)
04-05 Cadillac XLR (4.6L)
05 Cadillac STS (3.6L / 4.6L)
05 Chevrolet Cobalt (2.2L)
05 Chevrolet Corvette (6.0L)
05 Chevrolet Equinox (3.4L)
05 Chevrolet TrailBlazer (5.3L)
05 Chevrolet SSR (6.0L)
04 Chevrolet Malibu (Body/Chassis only)
05 Chevrolet Malibu (3.5L)
05 GMC Envoy (5.3L)
05 Pontiac G6 (3.5L)
05 Pontiac GTO (6.0L)
05 Pontiac Pursuit (2.2L)
Gm Tech 2 Scanner Package including:

- one main unit
- candi interface
- GM 32MB card
- RS323 self test adapter
- GM 3000098 VTX 02002955 connector
- GM 3000099 VTX 02002961 connector
- GM 3000109 VTX 02002953 connector
- P22812 internet cable
- P22759 cable
- Ignition cable
- CD
For newest version and more information, please contact Victory Team at VToolshop.

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Opel Tech2 User Manual

1.Plug the Device and install the usb driver.
2.use right mouse botton click<My Computer>——Click<Properties>

3. Click<Hardware>Option——<Device Manager>

4.Double click <Communications Port(COM1)>

5.<Device usage>——Select<Do not use this device(disable)>——Click<OK>

6. there is a red “X”flag at the <Communitions Port(COM1)>,Show that it is disable.

7.Double click <USB Serial Port (COM3)>,(Tip:the (COM3) is possible show as COM4,COM5 or other number.)

8 .Click<Port Settings>and click <Advanced>option.

9. Change the <COM Port Number>is <COM1(in use) and click <OK>.

10 .Click <OK>

11 .Pull out OPEL-TECH USB device form computer and plug it again,You will see that <USB Serial Port (COM1)>.

12.Open the the software Opel Diagnistic for Windows and click <Settings>.

13 .Select COM1, and Save Configuration.

14. Here, you can test the vehicle according to the user manual of application software.

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All about GM TECH 2 Initial Hardware Installation

Authentic GM software puts you in the driver’s seat to fix GM vehicles right the 1st time.

 

GM Tech 2 is loaded with features:

  • The large, easy-to-read, back-lit screen is the first feature you’ll notice.
  • Graphic screen displays both test and graphics, and is capable of showing nine sensors at once.
  •  Snapshot graphing shows you any failures or glitches at a glance.
  • The Tech 2 scanner is reprogrammable to keep pace with vehicle and tool evolution.
  • RS232 communications port provides the avenue to connect future devices to your Tech 2, such as SPS reprogramming.

The Tech 2 hardware initial installation requires the following seven tasks:

  1. Remove the RS-232 loopback adapter (P/N 3000112) from the storage case (P/N 3000116). Plug it into the RS-232 port.
  2. Attach the Tech 2 DLC cable (P/N 3000095) to the VCI connector.
  3.  Locate the DLC loopback adapter (P/N 3000109) in the storage case. Attach it to the DLC cable
  4.  Locate the NAO (P/N 3000113) or Universal (P/N 3000115) power supply and appropriate power cord in the storage case. Insert the power jack into the Tech 2 DLC cable (Figure III-5) or into the bottom of the Tech 2 next to DLC cable connector.
  5. Turn on power by pressing the PWR button located on the Tech 2 keypad.
  6. Tech 2 hardware will be verified automatically by the POST test. (For information on this program, refer to Section VI – Troubleshooting.)
  7.  Disconnect the RS-232 loopback adapter, the power supply, and the DLC loopback adapter and returnto the Tech 2 storage case.

Note: GM TECH 2 is hot selling at vtoolshop, for more car diagnostic tool details, you can consult Victory Team at vtool.

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All about GM TECH 2 maintenance

Sometimes whether GM TECH 2 can be used in long-term depends on the tool maintenance. After using the Tech 2, a few simple steps will insure that you get the most life out of this diagnostic tool.

Before all thing start, you should remember do not spray or pour cleaner anywhere on the Tech 2. If the Tech 2 should become dirty, clean it with a mild detergent or hand soap. Avoid using harsh solvents such as petroleum-based cleaning agents: acetone, benzene, trichlorethylene, etc. Harsh solvents can etch Tech 2 plastic surfaces.

Although the Tech 2 is water resistant it is not waterproof, so be sure to thoroughly dry off the Tech 2
prior to usage and/or storage.

Maintenance of the Tech 2 requires periodic inspection and cleaning of:

• The display window

• The keypad

• The cable assemblies and connectors

Make sure the Tech 2 is not connected to a vehicle or other power source and follow the cleaning
procedures detailed below.

  • Cleaning the Display

The display collects dust and grime during normal use. Occasionally wipe the screen with a clean, soft,
static-free cloth. Remove stubborn stains by applying a non-abrasive glass cleaner to a soft cloth and wipe
cloth across display area.

  • Cleaning the Keypad

Clean the keypad with a non-abrasive cleaner. Apply a small amount of cleaner on a soft cloth and wipe
cloth across keypad area.

  • Maintaining the Cable Assemblies and Connectors

Inspect cable assemblies during connection and disconnection to components. Watch for any cuts or
abrasions along the cables. Check the connectors and connector pins for grease, dirt and corrosion. If
contaminants are present, remove them with a mild soap solution.

About Storing the Tech 2, you should remember that  Store the Tech 2 away from solvents and other liquids. It is NOT moisture proof;Store the Tech 2 away from direct sunlight. Ultraviolet and infrared light will darken the display;Store the Tech 2 in its plastic case. Otherwise, the high-impact plastic cover could become scratched. For more detail about  how to maintain car diagnostic tool , please visit our website.

 

 

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Readout of Fault Code in Automotive

Self-diagnosis System
The fault in vehicle electronic system is stored in KAM of ECU as fault code. The fault code can be read out by the on board diagnostic system or external gm tech2 scan tool.

The on board diagnostic system in different vehicle may indicate the fault in different way. In general, the following ways are popular:
- Blinking of fault indicators on the instrument panel
- Swing of multimeter index
- Blinking of red/green LED on ECU
- Shown by a special device

The more intuitionist way for showing the fault is by external scan tool.

The diagnostic system of modern cars is equipped with diagnostic socket or DLC (data link connector). Fault code in vehicle ECU can be read out by connecting a scan tool to the diagnostic socket. In early time, each vehicle system had its own type of diagnostic socket. Since 1996, SAE has specified a uniform system called OBDII on board diagnostic system. Each vehicle that is made in accordance with the system may have the same diagnostic socket, same definition of pin and same description of fault code. The control units of every system are connected to bus, so only one diagnostic socket is needed for readout of fault code. OBD provides the possibility of reading data stream and displaying working status of switches and actuators. Moreover, external scan tool can send commands to activate the actuators.

X431 Master is such an external scan tool for vehicle diagnosis. It not only has the diagnostic function like reading fault code, reading data stream, actuation test, displaying sensor waveform, coding control unit, etc., but also has PDA function.

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