G-scan2 User Manual Contents 3 Chapter 1. Cautions and Warnings Copyright Notice and Disclaimer 4 Introduction to G-scan2 6 Safety Warnings and Cautions 7 Warnings for environment protection Chapter 2. Getting Started with G-scan2 10 11 Specifications 12 Parts and Components 14 Details of the base unit 23 Power supply to G-scan2 24 Rechargeable Battery 30 Connecting with the vehicle 32 Rear Pack Replacement 33 Chapter 3.
G-scan2 User Manual OBD-II 76 Vehicle Diagnosis 81 Diagnostic Functions 82 Maker Selection 97 Japanese Cars 100 Korean Cars 106 Measurement 120 Oscilloscope Function 121 Multi-meter Function 137 Simulation Function 143 Favorite 147 G-scan2 System Lock 151 Chapter 4.
G-scan2 User Manual Chapter 1. Cautions and Warnings 1.1. Copyright Notice and Disclaimer 1.2. Introduction to G-scan2 1.3. Safety warnings and cautions 1.4.
G-scan2 User Manual 1.1 Copyright Notice and Disclaimer AA-1-1. Copyright Notice and Disclaimer Cautions and Warnings Thank you for purchasing G-scan2 supplied by GIT(Global Information Technology) Co., Ltd. This manual contains information needed for using G-scan2. We recommend you to read this manual and comprehend the provided functionality before start using G-scan2 in order to get the maximum performance out of the product Copyright Notice G-scan and G-scan2 are copyrighted 2008-2013 by GIT Co.
G-scan2 User Manual G-scan2 is originally designed not to show the emblems or trademarks of the car manufacturers in the menu in order not to cause infringement of intellectual property rights of the car manufacturers, therefore any attempt to alter or modify its software to show those emblems and trademarks on G-scan’s screen is against the policy of GIT Co., Ltd therefore it shall be done at user’s own risk and GIT Co, Ltd. shall not be held responsible.
G-scan2 User Manual 1.2. Introduction to G-scan2 AA-1-2. Introduction to G-scan2 Cautions and Warnings Functionality G-scan2 is designed to maximize the product efficiency by helping the users fully utilize the diagnostic and measurement functions with the user friendly interface and intuitive operations Advanced Touch Screen Interface Touch screen offers easy and intuitive selection of the menu or the desired function right from the screen without the complexity of pressing the buttons 7.
G-scan2 User Manual 1.3. Safety Warnings and Cautions AA-1-3. Safety Warnings and Cautions Cautions and Warnings This section contains warnings and cautions for safe and proper use of this product, therefore it is recommended that every user should read this section carefully before using the product and make sure that such warnings and precautions are well observed and comprehended.
G-scan2 User Manual Do not apply physical impact to the rechargeable battery or pierce with a sharp object. Do not put the rechargeable battery in the microwave oven or high-voltage container. In case any smell, heat, distortion or discoloration is observed with the rechargeable battery, stop using it. If such a symptom is witnessed when charging or operating, remove the battery from the base unit. Be careful not to put the rechargeable battery in reversed polarity.
G-scan2 User Manual Do not put the SD card upside down when inserting to the base unit Use only the AC/DC adapter that is supplied with G-scan2 when supplying power from AC source Storing the rechargeable battery in a hot place may shorten its lifetime In case battery liquid gets in the eyes, do not rub and wash them with fresh running water. And see the doctor immediately Use the stylus pen supplied as the basic accessory of G-scan2 when touching the screen.
G-scan2 User Manual 1.4. Warnings for environment protection AA-1-4. Warnings for environment protection Cautions and Warnings When the product has been used up to its life-time and needs to be disposed, the rules and regulations that the government of each country has set forth for material recirculation, wasted electric/electronic product disposal or other related legal procedure shall be checked and followed. When disposing the wasted product, please observe the warning message below.
G-scan2 User Manual Chapter 2. Getting started with G-scan2 2.1. Specifications 2.2. Parts and Components 2.3. Details of Base unit 2.4. Power Supply to G-scan2 2.5. Rechargeable Battery 2.6. Connecting to the vehicle 2.7.
G-scan2 User Manual 2.1. Specifications AA-2-1.
G-scan2 User Manual VMI Pack (Optional) Oscilloscope Voltage Division Vertical Resolution 2 Channel Mode 400mV, 800mV, 2V, 4V, 8V, 20V, 40V, 80V, 200V, 400V 4 Channel Mode 4V, 8V, 20V, 40V, 80V, 200V, 400V 10 bit Sampling Mode Normal / Peak Mode AC/DC Coupling Supported 2 Channel Mode Time Division 4 Channel Mode 100 ㎲, 200 ㎲, 500 ㎲, 1 ㎳, 2 ㎳, 5 ㎳, 10 ㎳, 20 ㎳, 50 ㎳, 100 ㎳, 200 ㎳, 500 ㎳, 1s, 2s, 5s 200 ㎲, 400 ㎲, 1 ㎳, 2 ㎳, 4 ㎳, 10 ㎳, 20 ㎳, 40 ㎳, 100 ㎳, 200 ㎳, 400 ㎳, 1s, 2s, 4s Di
G-scan2 User Manual 2.2. Parts and Components AA-2-2. Parts and Components Getting Started with G-scan2 Basic Supplies Part Part Number G1FDDMN029 (Blue) G1FDDMN020 (Black) Description Q’ty Part Name: G-scan2 Base Unit G-scan2 base unit with VMI module Includes the battery and SD Card 1 Part Name: SD Card 16GB A2MDT2SD16G Provided included in the base unit. A memory card that contains software and data for diagnostic functions.
G-scan2 User Manual Part Name: Carrying Hard Case G1FZDHA001 A portable and heavy duty hard case that contains G-scan2 base unit and parts. 1 Part Name: AC/DC Adapter G1CDDPA013 AC to DC converter used for supply of AC power to the G-scan2 base unit. Part Name: AC Power Cord AC power cord used with the AC/DC adapter for supply of AC power to G-scan2 base unit Different type AC plugs may apply for different countries i.e. Korea, USA. Australia and UK.
G-scan2 User Manual Non-standard OBD Adapters Asian Vehicles Parts included in the Asian and Full Kit (Not included in Standard Kit) Part Q’t Part Number Description G1PZDPA001 Used for communication with old Toyota and Lexus cars with 17+1 pin “Square (rectangular)” type diagnostic connector in the engine compartment. 1 G1PZFPA002 Used for communication with old Toyota and Lexus cars with the 17-pin “Round (Semi-circular)” type diagnostic connector.
G-scan2 User Manual MITSUBISHI 12P+16P G1PZDPA002 Used for communication with old Mitsubishi or Hyundai cars with the 12-pin single or 12+16pin dual diagnostic connector. 1 Kia 20P-A type Connector G1FDDPA001 Used for communication with old Kia cars with 20 pin diagnostic connector in the engine compartment. 1 Generally used for ‘99 ~ ‘02 MY cars. Kia 20P-B type Connector G1FDDPA002 Used for communication with old Kia cars with 20 pin diagnostic connector in the engine compartment.
G-scan2 User Manual Ssangyong 20P Connector G2WDDCN007 Used for communication with old Ssangyong cars with 20 pin square diagnostic connector in the engine compartment 1 (Can be excluded from the Asian kit due to regional preferences) Daewoo 12P Connector G2WDDCN008 Used for communication with old Daewoo cars with 12 pin diagnostic connector (Can be excluded from the Asian kit due to regional preferences) 18 1
G-scan2 User Manual Optional European Car OBD Adapters Parts included in the Full Kit (Not included in Standard and Asian Kit) BMW 20P G1PZEPA001 Used for communication with old BMW cars with the 20-pin circular diagnostic connector. 1 G1PZEPA002 Used for communication with old Volkswagen, Audi, Seat or Skoda cars with the 2 X 2 pin diagnostic connector.
G-scan2 User Manual Universal Adapter G2WDDCN010 Used for communication with the vehicles that are fitted with nonstandard OBD adapters that G-scan’s standard kit adapters are not compatible 1 G2SDDCA029 Used for most Hyundai and Kia commercial vehicles. Similar to standard OBD2 connector, but the internal wirings are different.
G-scan2 User Manual Basic components for Measurement Functions Parts supplied with the G-scan2 for measurement functions VMI Pack G1FDDMN006 Detachable rear module that enables G-scan2’s oscilloscope, meter and simulation functions. Part of Gscan2 base unit, not sold separately. Includes rechargeable battery.
G-scan2 User Manual G1SDDCN005 (Part number shared) Spring Pin 2 G1SDDCN005 (Part number shared) Scope Clip (Red) 2 G1SDDCN005 (Part number shared) Scope Clip (Black) 2 Optional components for Measurement Functions Parts available as optional supplies Current Clamp, small current G1GDKCA003 Used for measurement of small current of up to 20A Current Clamp, large current G1GDKCA004 Used for measurement of large current of up to 100A or 1000A (switchable) Pressure Sensor G1GDKCA006 Used for meas
G-scan2 User Manual 2.3. Details of the base unit AA-2-3.
G-scan2 User Manual Part Name Touch Screen Function Menu items, graphic buttons or icons are selected by directly touching the screen Different functions are assigned to the buttons, and the selected ~ function runs when pressed Turns G-scan2 power On /Off 1) ON: Keep pressing the button for 0.5 seconds or more 2) OFF: Hold down the button for 1 ~ 2 seconds 3) A short press of the button, for less than 0.
G-scan2 User Manual G-scan2 Hardware Configuration – Top USB Port AUX port Channel B port Main Data Link Cable D-Sub Ground port Channel A port [ G-scan2 base unit top view ] Part Name Description DLC D-sub Main Data Link Cable is connected USB port Standard USB cable is connected Ground port (Green) Ground cable is connected for the measurement functions Channel A (CH-A) port (Red) CH-A oscilloscope probe cable is connected for the measurement functions Channel B (CH-B) port (Yellow) CH-
G-scan2 User Manual G-scan2 Hardware Configuration – Side Mini USB port Reset button SD Card memory slot DC Input jack [ G-scan2 base unit side view ] Part name Description Reset button Resets G-scan2 by force in case the system is unable to shut down normally due to the software failure caused by O/S defect or others Mini USB port Mini-USB cable is connected SD Card memory slot Accommodates the SD Card DC input jack AC/DC Adapter or Cigarette Lighter Cable is connected for the supply of ext
G-scan2 User Manual 2.4. Power Supply to G-scan2 AA-2-4. Power Supply to G-scan2 Getting Started with G-scan2 Power supply to G-scan2 is available from 4 different sources.
G-scan2 User Manual from the diagnostic adapter 1. Extend the G-scan2 main cable to the vehicle side diagnostic socket. Attach the paring OBD non-standard connector if necessary. 2. Turn the ignition key to ACC or ON position, and power is supplied to G-scan2. The power is supplied through the diagnostic socket even when the IG key is turned OFF. However, please note that the IG key must be turned ON for diagnostic communication. 3.
G-scan2 User Manual from AC outlet 1. Connect the DC jack of the AC/DC converter to G-scan2’s DC input jack. 2. Extend the AC plug of the AC/DC converter to the AC outlet. 3. Power is supplied to G-scan2 Caution Make sure to use the AC/DC adapter that is supplied with G-scan2. Damage caused from use of unapproved AC/DC adapter is not subject to warranty service. Turning G-scan2 ON Hold down the POWER button for about 0.5 seconds to turn the G-scan2 on.
G-scan2 User Manual 2.5. Rechargeable Battery AA-2-5. Rechargeable Battery Getting Started with G-scan2 G-scan2 is fitted with the Li-Ion rechargeable battery pack as the basic supply, and it enables the device to run normally when the external power supply is lost. However, drawing power from the car is always recommended for diagnostic communication stability. 1. Connect DC jack of the AC/DC adapter to G-scan2’s DC input jack. 2. Extend the adapter plug of the AC/DC adapter to the AC outlet. 3.
G-scan2 User Manual Rechargeable Battery Replacement A rechargeable battery is an expendable supply of which performance deteriorates over the repeated recharging cycles, and the replacement of the battery is recommended when the lowered charging performance is experienced. Open the rear battery cover and lift the battery to remove. Insert the new battery in place and close the cover.
G-scan2 User Manual 2.6. Connecting to the vehicle AA-2-6. Connecting to the vehicle Getting Started with G-scan2 Connecting the main DLC cable to the base unit Connect the DLC main cable to the G-scan2 D-sub connector, and secure the connection by fastening the 2 main screws as well as the 2 vertical screws. Do not apply excessive power when fastening the screws. Warning Do not hold the G-scan2 base unit by the main cable when carrying the product.
G-scan2 User Manual 2.7. Rear Pack Replacement AA-2-7. Rear Pack Replacement Getting Started with G-scan2 G-scan2 rear pack replacement G-scan2 is supplied with the VMI rear pack which offers the measurement capability including oscilloscope, digital multi-meter and simulation functions. 1.
G-scan2 User Manual 2. Mounting Put the rear pack well aligned in place Lock the rear pack to the base unit by gently pressing down the center part Swing close the locking hinges on both sides.
G-scan2 User Manual Chapter 3 G-scan2 Basic Operations 3.1. Main Menu and System Tools 3.2. Recorded Data 3.3. OBD-II 3.4. Vehicle Diagnosis 3.5. Measurement 3.6. Favorite 3.7.
G-scan2 User Manual 3.1. Main Menu and System Tools AA-3-1. Main Menu and System Tools G-scan2 Basic Operations The main menu as shown below appears when G-scan 2 is turned on. Please refer to the information about the main menu items and functions provided in this chapter for further usage of G-scan2 product. Main menu The main menu of G-scan2 is consisted of 4 sections (header, additional functions, major functions and bottom).
G-scan2 User Manual Main menu - Header The header carries different type of information and indicators according to the selected functions. Icon Name Description Indicates the battery charging status * A rechargeable battery is an expendable supply of which performance deteriorates over repeated recharging cycles. Battery Status : Charging : Fully charged, : Battery balance (while running on the battery power). Volume Level of speaker volume (loudness).
G-scan2 User Manual Main Functions [ Main Functions ] Icon Title Description Retrieves data files recorded in the SD card, including flight Recorded Data record data, saved oscilloscope waveforms and screen captures Performs Generic OBD2/EOBD diagnostic functions for the OBD-II ISO9141-2, ISO14230 (KWP2000) and ISO15765-4 (CANBus) compliant vehicles.
G-scan2 User Manual Additional Function Section Includes the icons of the additional functions that can be directly selected from the main menu, including Quick User Guide, Configuration, and Utility. Icon Name Quick User Guide Description Opens the Quick User Guide, where the simplified user’s manual can be viewed. Refer to the user’s manual included in the PC Utility program for more details.
G-scan2 User Manual [ Quick User Guide – Main Body ] 2. Configuration Select the “Configuration” among the Additional Functions icons to check the software versions, set up the WiFi connection, perform the self-test, keypad test or touch screen calibration, or change the various user settings such as stand-by mode, brightness, sound, user information. 2-1. Software version The G-scan2 serial number and the version numbers of operating system and the individual diagnostic programs can be checked.
G-scan2 User Manual 2-2. Wireless Network Wireless network status can be checked. The Wireless network setup can be carried out from the PC Utility’s Configuration menu. [ G-scan 2 Configuration - Wireless Network Status ] 2-3. Stand-by mode setting Automatic power off while G-scan2 is hibernating in stand-by mode can be selected from the drop down menu either when powered by the DC Power input or the internal battery.
G-scan2 User Manual 2-4. LCD Brightness Control Brightness of the LCD Backlight can be adjusted 2-5. Language Select the preferred language among the supported languages (if available). The languages are supported in different set by the regions. Generally English is the primary language with the different local languages supported as the secondary.
G-scan2 User Manual 2-6. Sound The loudness of the sound that G-scan2 internal speaker can be adjusted. The speaker turns to mute when adjusted to the lowest level. 2-7. Date The date and time that are applied while using G-scan2 can be set and adjusted.
G-scan2 User Manual 2-8. User Information G-scan2 user information can be reviewed. . The user information can be inputted or revised from the PC Utility’s Configuration menu. 2-9. Self-test In case the G-scan2 fails in performing the diagnostic functions properly, Self Test function helps the user identify whether the communication problem is caused by the defective DLC main cable or the malfunction of the base unit.
G-scan2 User Manual The Self-test is consisted of 2 steps: STEP-A and STEP-B. Please observe and follow the instructions given on the screen during the test. The Self-test Adapter is used for the both steps. Step-A : Checks the internal communication control circuit of G-scan2 base unit Step-B : Checks the signal delivery circuit of the DLC main cable Caution Please make sure to connect the Self-Test Adapter to the vehicle’s diagnostic connector before starting the Self-Test process.
G-scan2 User Manual 2-10. Keypad Test Individual hard keys can be tested by observing the response of G-scan2 to a stroke. Switch the ON/OFF selector on the screen to “ON” to initiate the Keypad Test and refer to the Test Method for further process. 2-11. Touch Screen Calibration G-scan2 may activate unwanted menu or item if the touch screen is not calibrated properly.
G-scan2 User Manual B. Touch the center of the crosshair one after another on the screen as shown below. C. Touch any position on the screen to complete the process if you see the “Calibration Completed” message as shown below. If you want to cancel the calibration, wait for 30 seconds until the timer counts down to zero.
G-scan2 User Manual 2-12. Unit G-scan2 shows the parameter values and the measuring units just as the vehicle’s Electronic Control Unit is programmed. However, it the different measuring units are preferred, the units can be selected among the given variations as preferred.
G-scan2 User Manual 3. Utility G-scan2 offers a variety of utility functions for user’s convenience. [ Utility Functions ] 3-1. Communication Line Inspection The electronic control systems fitted in the cars are designed to comply with the specific communication protocols, and the electronic control units communicate with the G-scan2 based on the protocol as they are designed through the diagnostic adapter, mostly through the OBD2 socket.
G-scan2 User Manual This function helps the user figure out whether the vehicle’s electronic control units communicate with the other control units properly or not by indicating the status of the communication signal by illuminating ON-OFF lamps by sensing the change of the voltage level of the communication signal pins of the diagnostic socket.
G-scan2 User Manual to the different pins, please select “Configuration” button in the bottom right, and change the settings accordingly. B. Select “OK”, then the OBD2 connector pin numbers that the signals are being transmitted are indicated, and “Indicator lamps” illuminate in turn. The illuminating “Indicator lamp” indicates that the change of voltage is being sensed from the communication lines as illustrated below.
G-scan2 User Manual Also, the flashing lamps simply indicate that the communication signals are detected, and it does not represent the “correctness” of the signals as the function is just sampling the “high speed” signal down to the speed of “visible” flashing. Select “Tips” and the additional information about the function follows as shown below.
G-scan2 User Manual C. According to the Hi-Speed CAN-Bus standard protocol, the CAN-High communication line is assigned to Pin 6 and the CAN-Low line is assigned to pin 14 of the OBD2 socket as default. If the car is not complying with the standard, therefore the actual communication lines are assigned to the different pins, please select “Configuration” and change the settings accordingly.
G-scan2 User Manual Selecting “Reset” will restore the default settings. [ “Reset” for default setting restoration ] D. Interactive menu for changing the settings follows when “Configuration” is selected as shown below. Select “High Line” to select the pin assigned for CAN-High communication line. When the custom pin assignment is completed, select “Save” to save the changes.
G-scan2 User Manual 3-2. Unit Converter This is a utility function used for converting the length, weight, volume, pressure, speed and temperature readings to the different measuring units.
G-scan2 User Manual 3-3. Calculator This is a utility function that works like a simple calculator. [ Calculator ] The difference from an ordinary calculator is that you can type in the lengthy formula to get the result.
G-scan2 User Manual 3-4. Special Functions Calculator This is utility that offers a set of functions that are used frequently at the workshops, which include Ohm’s law, parallel resistance, frequency/duty cycle, distance per tire rotation and percentage calculation. [ Special Functions Calculator Menu ] A. Ohm’s Law This function is to get the value you want from the given data with correlation among Amperage, Voltage, Resistance and Wattage according to the Ohm’s law.
G-scan2 User Manual a. Amperage Input any known 2 values of Voltage, Resistance and Wattage, then Amperage is calculated. [ Example. Amperage Calculation ] b. Resistance Input any known 2 values of Voltage, Amperage and Wattage, then Resistance is calculated. [ Example.
G-scan2 User Manual c. Voltage Input any known 2 values of Resistance, Amperage and Wattage, then Voltage is calculated. [ Example. Voltage Calculation ] d. Wattage Input any known 2 values of Voltage, Resistance and Amperage, then Wattage is calculated. [ Example.
G-scan2 User Manual B. Parallel Resistance This function helps the user calculate the combined resistance of all resistors connected in parallel in the circuit. The parallel resistance is calculated by typing in the resistance values of up to 4 resistors connected in parallel if the resistors have different resistance values. For more than 5 resistors, please get the parallel resistance for the first 4, and then input the result and the more resistance values to get the final result.
G-scan2 User Manual C. Frequency and Period This function helps the user calculate the duration of one cycle according to the frequency and duty. While frequency means “working numbers per second”, this function converts it to “duration of each work”. [ Frequency and Period. Ex. Duration of a cycle ] [ Frequency and Period. Ex.
G-scan2 User Manual D. Tire Distance per rotation This function is used for calculating the distance traveled when a tire revolves one time based on the width, flatness ratio and inner diameter that can be checked on the surface of any tires.
G-scan2 User Manual E. Percentage This function calculates the one out of the other two input variables among Total Value, Percentage and Partial Value.
G-scan2 User Manual Bottom Menu The bottom menu includes the buttons for Internet Update and Power Control. [ Bottom Menu ] Icon Title Description Activates Internet Quick Update function. G-scan2 needs to be registered on GIT’s server before using this function and connected to internet through WiFi Internet Update networking. Software for just one brand can be downloaded at a time for this quick update function.
G-scan2 User Manual 1. Internet Quick Update G-scan2 software update is released every 3 months, and the minor patches can be released in response to customer feedback more frequently as needed. G-scan2 needs to be updated of its software to add the new features for extending the coverage for more brands, models and functions as well as the improvement of the product performance. G-scan2 internet update can be done in 2 ways: - Download by Direct WiFi Connection - Download using PC Utility 1-1.
G-scan2 User Manual If the update subscription has been expired, no car manufacturers will be listed. In this case, please check the Expiry Data information provided in the upper right side of the screen and contact your local distributor for the renewal or extension of the G-scan2’s update subscription.
G-scan2 User Manual C. Select the car manufacturer by ticking on the check box. D. Even though G-scan2 is running on the latest Windows CE system, when compared with PC’s Windows operating systems, it shows relatively limited stability and performance for conducting heavy operations like downloading, extracting, deleting and copying the big size files.
G-scan2 User Manual E. Select “Update” button in the bottom left corner, then G-scan2 begins downloading the selected files from the server. Software update is consisted of total 4 steps – downloading, deleting, copying and verifying and the progress is indicated as shown below. F. Select “Close” button when the software update is completed. In most cases, G-scan2 needs to restart to apply the newly downloaded updates. Select the “Confirm” button to let the G-scan2 restart its system.
G-scan2 User Manual 1-2. Download using PC Utility In case the WiFi facility is not available or downloading the files for 2 or more car manufacturers is required, PC Utility needs to be used for updating the G-scan2 software. Please refer to the Chapter 4. G-scan2 PC Utility in this manual for more details.
G-scan2 User Manual 2. Power Management Selecting this button works primarily the same as pressing the [Power] key shortly. When selected, the following window pops-up for further selection – sleep mode or complete power off. Select Standby Mode button to let the G-scan2 enter into the hibernating mode, then G-scan2 will restart instantly by a key stroke or a touch on the screen, without the boot up sequence. Select Power Off button to turn the G-scan2 completely.
