Use a 7/8" O2S wrench, socket, or crow's foot to unscrew the sensor, then put a new one in.
In a 1998 Subaru Legacy, the knock sensor is located on the top of the engine block and to the left of the engine. More specifically, it is under the left rear intake manifold runner.
on top of the fuel tank
how much will a inner tie rod cost with an allingment about? Subaru Legacy 1998. And does this affect the way your car drives?
remove the old one and install a new one.
It should be.
I have a 1998 Legacy Outback LTD and have replace the fob sucessfully with one purchased on e-bay. Programming instuctions are available as well.
5w30
Whether you have the 2.2 or the 2.5 engine, it is a very easy job requiring a medium extension and 12mm socket and ratchet. It will take about 10 minutes assuming you are handy with tools.
The correct octane fuel for a 1998 Subaru Legacy is RON98. This is the right octane to be used based on this car's engine for best performance.
No you can access the rear main seal by removing the Transmission, flywheel etc
that the knock sensor does
It is inside the fuel tank.