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Anonymous Posted on Nov 06, 2017

What causes a 2002 745i bmw key not to store the correct information received from the car and how can this be fix and what causes this problem? The date is stuck at May 27, 2008 and the millage is stuck at 87,299 if you have valid information on this from an authorized BMW dealership I will pay for your information if it is valid...

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George gray

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  • Expert 120 Answers
  • Posted on Nov 06, 2017
George gray
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Look for the section change the battery and reprogram the key if you're sure the battery is good okay and I think if you reprogram it all will be good

5 Related Answers

Anonymous

  • 1 Answer
  • Posted on Oct 29, 2008

SOURCE: 2004 BMW 525i Active Steering problem

The Active Steering system uses a Papst brushless dc motor to rotate the cage (ring gear) containing the planet gears a planetary gearbox at the bottom of the steering column. The motor effectively changes the steering ratio by increasing or decreasing the amount of gearbox output rotation relative to changes in the steering-wheel angle input. The resulting ratio depends on the speed of the car. For instance, a low 10:1 ratio gives high maneuverability for parking in tight spaces, with less than two turns of the steering wheel, lock to lock. To track straight at highway speeds, where even a small steering input can produce a quick sideways acceleration, the electric drive boosts the ratio to 20:1. Cars without Active Steering typically have ratios halfway between (specifically 14.1:1 for the BMW).
....
Now, if your active steering does not work , the car reverses back to power steering and the ratio is 15.1:1 so the car can be driven but the "active steering " is not working and still needs to be fixed.
It the unit needs to be replaced and your car is not under warranty, the repair cost may reach 5000 dollars.

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greg benton

  • 231 Answers
  • Posted on Mar 18, 2009

SOURCE: i need to change my oil and filter on a BMW

The oil filter is located underneath the vehicle next to the drain plugand accessed through a removable trim cover. If I remember correctly the drain plug is a 7mm allen. The oil filter has a drain plug in it to predrain before removing the filter cap. I do not recommend removing the plug because it strips out sometimes. Instead you need to use a socket and loosen the cap slowly. Your engine will take 8qts bmw syn 5w30 oil. I like the factory oil because it is proven extended life oil. When reinstalling the drain plug make sure to replace the crush washer. Also, make sure to replace the oring on the oil filter cap and lube before reinstalling.

Anonymous

  • 113 Answers
  • Posted on Apr 10, 2009

SOURCE: BMW Keyless Entry not working

hi, to program the keys to the vehicle is quite simple

1) open the vehicle, sit inside and close the door

2) insert the key in the ignition and turn to position 1 so that just the air bag light illuminates

3) press and hold the unlock button on the key and remove the key from the ignition (do not release the unlock button)

4) while still holding the unlock button with the key removed press the lock button 3 times

5) release the unlock button on the remote and the door locks should lock and unlock if the proceedure has been carried out correctly

6) to program any other key(s) press and hold the unlock button on remote and again press the lock button 3 times but do not insert it into the ignition or turn the ignition on as done previous.

you may want to print these instructions and read them a few times before proceeding, if you muck up the process while programing keys, no harm will be done, you just have to start the process over. hope this is of some help, regards mark.

Anonymous

  • 103 Answers
  • Posted on May 17, 2009

SOURCE: brake warning light is on for 2002 bmw 745i.

The brake pads have sensors in them, when the pads get worn down to the sensor the light comes on letting you know its time to replace. this happens well before the pads are completely gone to reduce wear on the rotors. You should have the brakes replaced and the sensor also.

Atyourdoor

Quinn Texada

  • 93 Answers
  • Posted on Aug 22, 2009

SOURCE: BMW 745i airbag light. Told to replacing airbag clockspring

Hello , check the airbag contact sensor behing the grill assembley . They are located to the left and right of the grill almost to the headlight assemblies. Check the wires to them for corrosion and damage. Check the fuse as well. There should be an air bag testing wire or fuse in the fuse panel. DO NOT UNPLUG THE AIR BAG SENSORS OR HIT THEM !!

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2006 BMW 750i a crank, no start issue.

lost all our keys,? what is the key story, there sure is one.
no year car told, wow.
E32 model 1986?or (no)
Sixth generation (G11/G12; 2015)???? IMMO does not allow, you to lose all keys, then buy one and start the car, in fact that it is A#1 PURPOSE. to prevent that.

1st google hit, read

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My BMW X5 won't stay running. start off running good, then it starts to run rough gets loud check engine light comes starts to sputter then turns off.

First you have to get the stored trouble codes that were set from the check engine light. These codes tell a few areas to check for problems in your car. Without these codes, you could end up replacing a lot of parts and the car still will not be fixed correctly.
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91 bmw 525i trunk latch broken @

You can buy the whole lock or the actuator motor as a part
and also the latch receiver
Didnt know this model used a cable release

you might see if the trunk has a seperate fuse if electrical

On that 525 BMW i thought the key should still open the trunk
check with a BMW service division on this next bit
if you can not open the trunk at all
its a locksmith if the key part itself is the cause
or
the rear seat may be able to be removed to get that trunk open
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Error code 2f44 bmw won't start tried to clear but comes back after every crank

Fault code: 2F44 EWS preventing manipulation.
This is a common fault code flagged by BMW vehicles when the EWS (also known as the CAS module or immobilizer) no longer communicates with the DME.
Some of the most common causes, for this condition, is battery failure or ignition key failure.
Many times, a customer will bring a BMW into the shop or have it towed into the shop, and explain that "the car just won't start, suddenly". Upon further investigation, it is common for a technician to find poor battery condition or a failed ignition key.
In the case of poor (low) battery condition. A low voltage level has caused the immobilizer (CAS/ EWS) to lose its alignment with the DME.
In the case of a failed key, the immobilizer (CAS/EWS) cannot "see" the key in the ignition and therefore will not allow the vehicle to start. This is the "no crank" part of this fault.
So where do we start?
Using a factory level scanner, connect to the vehicle. After identifying the vehicle, proceed to the immobilizer module (CAS/EWS) and investigate if the key can be identified. If the key in the ignition slot cannot be identified and the key slot/ receiver is functioning correctly, then the key must be replaced. Typically, at this point, the first thing we want to do is ask the customer if another valid key is available. If so, let's try this first! If not available, a NEW key FROM THE DEALER, must be purchased.
NOTE: Aftermarket keys will not work i.e. E bay etc. The keys for these cars are VIN specific and need to be supplied by the dealer only!
A new key will work "right out of the box" from a dealer. Simply put it in the ignition, allow the vehicle to identify it (give it about ten seconds) and try a startup.
After replacing the key and regaining key identification the immobilizer (CAS/EWS) must be aligned with the DME.
Using a factory level scanner, perform the DME to CAS/EWS immobilizer alignment procedure. Clear fault code(s).
So, what about the battery?
All the above information is based on having strong battery voltage. In regards to BMW vehicles, 11.0 volts is NOT good voltage. These vehicles are designed to operate in the 12.4 to 13.0 (average) voltage area.
Before attempting to start the engine, a technician should perform a battery load test. When working with BMW vehicles, if the battery is marginal or too old (more than three years old) replace it.
NOTE: New batteries for later model BMWs (CIP vehicles from approx. 2004) will need to be registered. With a dealer level scanner, a tech can perform this function.
Note: As time passes BMW will change the way immobilizers are aligned. Typically, this happens when BMW changes manufacturers. If performing a standard CAS /DME alignment does not work, A later procedure is available. With late model (EWS 3 type onward) immobilizers, the tech must perform a three-step procedure. Using a dealer level scanner, carry out 1) CAS reset, 2)steering lock counter reset 3) reset the starter interlock.
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sounds like the key may be worn out..check the appearance of it if it is worn a little smooth that could cause the problem you're describing.
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The remote must be programmed before it will funtion.
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Yea, these keys are too expensive. My BMW dealer wanted to charge the full mechanic rate to t/s my key. A new one is near $150. You can also go to a local auto parts store that starts with "Auto..." they have a key transmitter checker. It lights up if it receives a signal from your key. If it is at least transmitting, perhaps your BMW dealer will be nice and reprogram it. That is, if they can do it! Good Luck.
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I replace the cover on my key and now my car want start. Re-initialized the locks and they all work perfectly. Turn ignition to start position...everthing works fine, car just want start. I'm thinking...

Go to BMW dealership, with all the proof of ownership papers and they will order you the correct key to start your car. You can not mess with their anti theft proofing and expect it to work. Personally I would say that I got a replacement key cut and lost the old one, thinking that the replacement key was enough to get the car working.... that way they won't laugh at you inside the dealership. You broke the RF, located inside the key cover. Now the only way to fix it is through the BMW dealership, and it is not going to be cheap. But then again, you own a BMW, not exactly a car you buy because it is easy on the pocket book. Good luck
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