20 Most Recent 2002 BMW 3 Series Questions & Answers

Traction Control 68-) Warning indicating ESP malfunction: Indicates that there is a problem with the vehicle traction control/anti-skid or electronic stability system. https://carwarninglights.net/cars/bmw-dashboard-warning-lights-meaning/ Here is your Owners Manual

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If you are assembling the engine you must have a shop manual to provide torque values, etc. I expect it has the timing procedure. If you don't have one, I highly recommend you buy one because if you mess up the cam timing you will have wasted much work and $.

Hi. The oil service light in red indicates that the vehicle is over due for a vehicle service..OIL SERVICE.. If you don't have it done, it could all go wrong. Have the light reset after Service and then it will monitor for your next service.bye for now.

A8 is thermostat needs replacement, i just had mine done at Peter pan dealership

Your sterter is fried, get new one

Rread the trouble codes with a wireless OBD adapter and OBD Fusion app. If the codes indicate lean condition, such as P0171 or P0174, then smoke test the engine for vacuum leaks.

check for trouble codes and have the fuel pressure tested.

could be a vacuum leak problem put the car in park with the hand brake on start engine --idles ok ---put the foot on the brake --idle changes ---replace brake booster-- no change adjust vent controls --no change -no vacuum leak contact the bmw service for an explanation of the code found and what could be causing the problem

Most likely you have either a bad relay, or a short circuit. My 1998 had a relay someone had put in that was the wrong relay such that it caused a current drain. Use amp meter between battery ground cable (disconnected from battery) and battery ground post to see how much drain exists, then pull relays one at a time to see if one stops the drain. If not, do the same with fuses to find the bad circuit and fix drain.

Ignition firing order is 1-3-4-2.

check vacumm pipe and mass air flow sensor

have you changed it or want to change

computer normally reset all system

bmw recommended one

plug in to diagnostic to clear light

ECU means Emission Control Unit. This is the computer and you need the OBDII to read the code. That code itells you where is the problem of your car. Only mechanic has this device. You can get your own too. Its only $65.00. Shop to online more cheaper. It is neccessary to have this device so that you know what you are telling when you go to the mechanic. They can not cheat you You can use this too to reset the computer. So very usefull for the cars. ok.

I always user OE parts. If the manufacturer called for these, use them. If not get the ones they call for.

http://www.bimmerfest.com/forums/attachment.php?attachmentid=367529&d=1363917572 this is supposed to be bmw error codes. give it a whirl I scanned it with malware bytes and it said no issues.

This is not a task for the feint hearted and could require a major strip of the dashboard. Go to BMW forums and see if you get an idea of what's involved on that model. Anything with AC as well is usually a bit of a nightmare. If you get it done make sure you flush through and fill full antifreeze quantity to safeguard new heater.