clear codes engine lite goes out for about 1 second and repost code at same temp, disconnected sensor cleared codes same action about 1 second repost. the original engine over heated serverly ,replaced engine and trans together.possiable the ecm got damaged to overheating temp.
code P0112 code iat low circuit hooked up to scanner tells me it 419 degrees. on 1998 Honda Accord
make sure it is connected in the intake air system and the wires are not broken. if all ok, replace the sensor
i have replaced with 2 senors case the first one was bad , have a bad pcm unit thank you for reply