car idles fast and have tried everything ,was showing codes of P0300,P0174

how do I change the oil sensor on a 2000 E430

driving or stoping after 5 min the idel speed increses but never goes over 2000 rpms

Vehical starts and then dies right away, doe not matter it you put your foot an the gas or not. Im sure it is the fuel pump but one guy at the parts store says its a mechanical pump and another says its in the gas tank.

Have not had any problems but my check engine light has been on...dealership said I may need to replace gas cap and not to bring in.
This morning I get in and press the gas pedal but nothing happens...I just coast along.

I put it in 4 wheel hi to back out now it will go back into 2 wheel dr.

fuel filter was leaking so we changed it put still leaking with new one

fuel filter was leaking so we changed it put still leaking with new one

Diagnostic codes appeared on my 2004 Mazda RX-8: P0302, P0171, P2 070. What is the proper procedure to repair this problem? My mechanic is very well versed in foreign car repairs and I had my vehicle flat bedded to his facility yesterday.

How often we need to check fuel system ? Fuel gauge has not been working for years for this van.

So I put my car in reverse and it wount move then I put the car in neutral and it moves forward I added transmission fluid but nothing has changed please help me don't know what else it may be

need to know nut or not

I try to take off fender and have a lot of stuff sush as windshield washer that big problem I can't do that.

I have a check engine light constantly on ..I've been told many components are connected to this...

my seat is back all of the way and will not go forward