20 Most Recent 2003 BMW 5 Series - Page 4 Questions & Answers

For Front turning signal, you need to remove the whole head light system to get to turn signal. 4 screws attach it to the car's body. Make sure to remove the lamps first and disconnect the switch for the turn signal lamp. Just replaced it last week myself.

That code reads "fault with O2 sensor before catalytic converter". Replace the O2 sensor and clear the code and your good to go.

I suggest scanned the computer car in order to know what specific fault code is stored there.

on the evaporator (silver canister looking thing) is a 2 wire plug (pressure switch) pull these and put a jumper wire between them and the compressor will start, if it doesnt there is another problem, be careful not to run compressor very long like this without adequate freon/oil as it can destroy the compressor