BMW 840i xDrive Gran Coupe service by top-rated mechanics at the convenience of your home or office

Hi there. The codes P0012 (https://www.yourmechanic.com/article/p0012-obd-ii-trouble-code-camshaft-position-a-timing-over-retarded-bank-1-by-jay-safford) and P0015 (https://www.yourmechanic.com/article/p0015-obd-ii-trouble-code-camshaft-position-b-timing-over-retarded-bank-1-by-jay-safford) are related to the camshaft position sensor. Check the sensor out and make sure that its plugged in. Also, check for power to the sensor. The camshaft sensor keeps the ignition...

Hello there. If the oil light that you are referring to is the oil change warning light, it might be possible that a code is stuck in the ECU, which is why completing the manual reset may not be working....

Hello, thanks for writing in. It sounds like you may have a serious internal engine issue, something may have come disconnected, or you have bad gas. I usually check the computer for codes first. If the computer is seeing a...

Your car has an electronically controlled transmission. If the controller detects a fault in the transmission it goes into failsafe mode to "work around" the problem. It might for instance skip a gear that it finds to be a problem...