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sjb

  1. F

    Smart Junction Box OBD tool 2010 Ford Explorer

    I have a 2010 Ford Explorer and I have narrowed down the battery drain to something is keeping the SJB awake after about 35 minutes. It’s a .50 mah draw after sitting there at a .16 for 35 minutes. I have read that I need a OBD scanner tool that can read the sjb to find out what sensor is...
  2. T

    SJB / Rear turn signal

    These SJBs suck btw. MOST STUPID design ever. does anyone have a wiring schematic (2008)? i am getting a RR turn signal/Brake light out with the relay hyper flashing ( the FR turn signal works). no illumination for brake, signal or hazard. Replaced the bulb. didnt fix. swapped the bulb ...
  3. T

    Smart Junction (SJB) Box Question - turn signals

    These SJBs suck btw. MOST STUPID design ever. does anyone have a wiring schematic (2008)? i am getting a RR turn signal/Brake light out with the relay hyper flashing ( the FR turn signal works). no illumination for brake, signal or hazard. Replaced the bulb. didnt fix. swapped the bulb ...
  4. J

    2006 explorer SJB fuse blown, now windows,wipers,radio, and sunroof stay on

    Hello, Last week out of the blue I noticed the interior lights on and DVD player started playing all by itself, (radio was set to DVD) after the car was parked for hours. So I pulled a fuse (forget which one) to get the systems off for the night. Next day I found fuse 2 of the SJB blown...
  5. B

    TPMS & RKE not working properly --- bad SJB?

    2008 Explorer -- V8 engine, 4WD Out of the blue I got a TPMS warning yesterday with a B2872 in the SJB. I looked at all the tire pressures with a manual gauge and with the code scanner and they're fine. The tool shows that a discrepancy between the SJB and two of the tire pressure sensors...
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