2000 Mazda MPV ESFACTORY OEM SERVICE PROCEDURE

Solar Radiation Sensor Inspection

WARNING: This page is about a different car, the 2005 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
  1. Shine an incandescent light (60 WΒ  ) on the solar radiation sensor from a distance of approximately 100 mm {3.94 in}Β  .
  2. Connect positive (+) lead to terminal A and negative (-) lead to terminal B of the solar radiation sensor.
    • If the output voltage is not over 0.02V and not less 0.45 VΒ  , replace the solar radiation sensor.
      Fig 1: Checking Solar Radiation Sensor
      G03645049Courtesy of MAZDA MOTORS CORP.
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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.