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MAHLE TechPRO
OBD-II Smartbox
®
Operation Manual
EN
OBD-II Diagnostics

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Table of Contents
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Summary of Contents for MAHLE TechPRO OBD-II Smartbox

  • Page 1 MAHLE TechPRO OBD-II Smartbox ® Operation Manual OBD-II Diagnostics...
  • Page 2: Table Of Contents

    Test with ignition key in ON position 3.1.3 Test with engine running Monitor voltage during reflash programming Detect communication protocol As break out box Check alternator condition As power backup for ECU while replacing car battery As DC power source for other devices Notes © MAHLE...
  • Page 3: Information

    Contact Warning Consequences of hazard in the event of failure to MAHLE if you detect a problem that you cannot solve with this symbol observe action and information given. manual.
  • Page 4: Product Description

    When the battery falls below 11.8V for 12V system or 23.8V for 24V system, the alarm will come on. In this case, you may need to start the engine to run for some time to charge the battery or replace with a new battery and then test again. © MAHLE...
  • Page 5 (The ‘Caution – Check’ LED will illuminate). communication signals or voltage output to the rest of the pins except pin 4 which is chassis ground and pin 16, the positive power output supplied from the battery direct. © MAHLE...
  • Page 6: Test With Ignition Key In On Position

    If there is 12V present– the LED will blink slowly at interval of 1 sec danger but served as a warning. between each blink. (The ‘Caution – Check LED will illuminate). If there is 24V present – the LED will blink fast. (The ‘Caution – Check LED will illuminate). © MAHLE...
  • Page 7: Test With Engine Running

    Under normal conditions when after all the testing of the vehicle DLC port has been done, where there are no abnormal activities, the green ‘OK’ LED will light up. This indicates everything is OK and it is ready for Scan tool to be plugged in. © MAHLE...
  • Page 8: Detect Communication Protocol

    LIVE DATA. This will lead in a constant data stream between the scan tool and the vehicle, and then you can locate the LEDs that are flashing. © MAHLE...
  • Page 9: As Break Out Box

    The voltage should above 13.6 Volts for 12V system and 27.6V for 24V system. If the voltage is below, check for loose drive belt and the Alternator. Fig. 4: Blink code cable for OBD-II Smartbox © MAHLE...
  • Page 10: As Power Backup For Ecu While Replacing Car Battery

    4. After job done, remove the battery clips from the external battery, unplug OBD-II Smartbox from the car. The data saver cable comes with surge voltage protection, short circuit and polarity protection. © MAHLE...
  • Page 11: Notes

    Notes | OBD-II Smartbox | 11 OBD-II Smartbox | 11 | 11 Notes © MAHLE...
  • Page 12 MAHLE Aftermarket Inc. 10 Innovation Drive York, PA 17402 717-840-0678 www.servicesolutions.mahle.com...

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