passenger side of the engine at back of head near intake manifold - remove air intake tube to see.
The fuel temperature sensor is located inside of the tank in the Subaru Impreza. This is the case for the cars that were made in the 1990's, at least.
built in with MAF sensor
A MAF sensor for a Subaru Impreza can cost anywhere from $70 - $150 depending on the type of Impreza you have.
At the rear end of the transmission
The coolant temperature sensor on a Subaru is located on top of the engine near the upper radiator hose. It constantly updates the vehicles computer to regulate the speed of the cooling fan.
Subaru Impreza GT (2009) Subaru Impreza WRX Subaru Impreza WRX STI
The tail light fuse panel for the Subaru Impreza WRX located in the fuse box.
is the check engine light on? if so it may be the coolant temperature sensor...happened to me...if it doesnt turn over at all try the starter or the battery
Remove the intercooler first. The knock sensor is located under its loation. But you will have to remove some breather pipes to get to it. You will need a long ratchet.
Subaru Impreza was created in 1993.
The blower motor relay on a 2002 Subaru Impreza WRX is located in the exterior fuse box. The exterior fuse box is located underneath the hood.
as far as i am aware it is on the maf sensor, still looking into it