That s why the pcm need to be advised when the battery is changed so that the pcm controls charge rate appropriately. The bmw n54 engine might be the best tuner engine of all time at least we think so.
The vehicle was taken to the dealer.
Bmw 335i alternator problems. A faulty or failing alternator can cause many problems. There are a few signs and tests you can perform to determine if the alternator is the main cause of your problem. If no your reading shows a good 14 v at the alternator but 11 8v at the battery then you have a bad connection between the alternator output and the battery.
Before we even get started i m going to drop a plug for a soon to come post on why the n54 engine is better and more tuner friendly than a 2jz. Kari on february 23 2020. Ac problems brace yourself for the summer months if you have a failing alternator going without air conditioning due to a bad alternator can make the summer heat a real challenge.
The contact stated that while driving at various speeds the charging malfunction warning lamp illuminated intermittently. The bmw alternator is internally regulated but it is excited by a 12v signal from the pcm rather than direct from the battery. I have a bmw 2007 525i is set here for long time cuz we lost the key i charge the battery bought a new key coded key and the key will not turn in the ignition assemble comes up with a key and a line through it sometimes a steering lock symbol comes up what s the problem.
What you can do to prevent alternator failure in your bmw hire an automotive repair shop that specializes in servicing bmw vehicles. The technician stated that the alternator and positive cable connector was defective and needed to be replaced. From a simple discharging of the battery to an engine drivability problem.
This 2006 bmw 325ci barely got the owner home. The charge warning light was on intermittently and the battery got depleted. The regulator i believe comes with a new alternator or can be replaced separately.
The 8 most common bmw n54 135i 335i 535i engine problems. The contact owns a 2007 bmw 335i. Richard reavis on february 25 2020.
Do we just throw a very expens. If yes the alternator or voltage regulator is bad. My 2007 bmw 335i is having electrical issues so i am going to check the alternator.
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