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i
X-431 American Ford Diagnosis
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Summary of Contents for Launch X-431

  • Page 1 All other LAUNCH trademarks, service marks, domain names, logos, and company names LAUNCH shall not be liable for any damages or referred to in this manual are either trademarks, problems arising from the use of any options or...
  • Page 2: Table Of Contents

    LAUNCH X-431 American Ford Diagnosis Table of Contents Introduction..........1 Select Diagnostic Connector....1 Diagnostic Socket Location....1 Pin Definitions........1 Connection......... 1 Operation..........2 Entering Function Menu..... 2 Read DTC.......... 5 Clear DTC.......... 5 Data Monitor ........6...
  • Page 3: Introduction

    X-431 is the most advanced automobile Signal Ground diagnostic unit in the world at present. Please Manufacturer’s discretion refer to X-431 User’s Manual for its features, ISO 9141 K Line hardware configuration, printer operation, Manufacturer’s discretion button description, conditions for test, etc.
  • Page 4: Operation

    SMARTBOX. ♦ [HELP]: to display help information. socket in vehicle and connect the other end to the power connector of X-431 ♦ [START]: to start diagnosis. main cable. Click [START] button, the screen will display ♦...
  • Page 5 PCM, ABS and 4WAL. first page. ♦ [PAGE DOWN]: to display the next page, Click [OK] button. X-431 begins to reset and it is inactive if the current page is the check the SMARTBOX, and load the diagnostic last page.
  • Page 6 Click [PCM-POWERTRAIN CONTROL Click [PAGE DOWN] to turn to next page. MODULE] on the screen. X-431 will show ♦ The diagnostic procedure for different prompts for turning on the ignition. See Figure vehicle model and system is similar, so we take [2004-VIN #10:4] → [2004 AVIATOR 4.6L] →...
  • Page 7: Read Dtc

    Let’s describe the functions one by one. Click [OK] button if you are sure to clear the Read DTC trouble codes. Click [READ DTC] in the menu. X-431 starts to read the trouble code stored in the vehicle ECU When trouble...
  • Page 8: Data Monitor

    LAUNCH X-431 American Ford Diagnosis Data Monitor Click [PID/DATA MONITOR] in the function menu as shown in Figure 13 for reading data stream. The screen will display a list of data stream items. Figure 17 shows an example. Figure 18 After selecting the items, click [OK] button.
  • Page 9 LAUNCH X-431 American Ford Diagnosis Note: ♦ The screen will display the live value of data stream again if the [DIGITAL] button is clicked on the screen. ♦ The three display modes -- [DIGITAL], [GRAPHIC-1] and [GRAPHIC-2] can be switched in turn.
  • Page 10 If the unit is meter found to be defective is repair or determined to be out of warranty, it will be replacement, and LAUNCH shall not be liable repaired for a nominal service charge plus for any consequential or incidental damages.

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