coolant temperature sensor

  1. R

    1992 Sc400 Overheating 2023

    recently my 92 sc400 would run hot while sitting at idle (drive thru, etc.). I noticed some coolant residue on the thermostat housing and lower radiator hose so I decided to do a small overhaul. I replaced the lower rad hose, thermostat, and oem radiator. when I started I only drained the...
  2. M

    1UZ Won't start after being shut off at operating temperature

    Hi, This problem has been around for a while on my 1uz (dropped into a Toyota 4runner). It used to occur only when it was running very hot but now occurs almost every time I shut it off at operating temperature. When I turn the engine off/stall, and then attempt to turn the car back on, it...


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