1999 BMW 328 Series "getting low voltage reading 1995" Questions

...low voltage issue. do you have error codes? make sure the power contact at the starter motor (between the alternator and the battery) is tightened. I have also had issues with a cranshaft position ...

...low voltage (< 12 VDC), otherwise replace the unit. So, I replaced the unit... It also is throwing an SRS Code: 5-2... Coincidence? Maybe, but I need the pinout or wiring diagram for the ...

...low or erratic voltage readings, check the battery terminal on the solenoid to see if you have the same readings. If you do, check the battery cable for corrosion or poor connections at each end. If ...

...low battery voltage, parked key off is 12.6v, if not charging issues. 2: PCM bad, pull battery cable, minus, wait 5 min, then put back. the memory can read corrupted for 3 reasons 1: low battery 2: ...

low @ 12.5 and when the car is started w/ lights and heater on high the meter goes down to a dismal 11.89 the alternator reading should be 13.8 to 14.8 and yes I tested to see if the (new alternator )

voltage readings are very low so, you may need to rewire the entire situation. Check the operation of the fuel pump "circuit opening relay" (near fusebox). This relay should suppply battery 12v to the

...readings, and check for worn o2 sensors putting out low voltage, causing the pcm to add fuel.Vacuum leaks can also lead to this, although they will usually be accompanied by a high idle. Good

...voltage is directly sent to the gauge.  There is also usually a warning light that operates off of this same system but it reports when the float level is extremely low only.  If the gauge ...

...low reading then the alternator is going bad and cannot charge the battery. Next check your starter underneath the car and put the POS to the big terminal going to the battery, It should read a ...

...low. Charge rate is governed by the voltage regulator but it responds to what the battery is requesting. Make sure that the wiring going to the alternator is not loose and that it is actually ...