Can a bad alternator cause idle problems?
Rough Running Drops in electrical output from a failing alternator can cause these systems to malfunction, leading to a poorly running engine. Symptoms will be rough idle, misfires, poor acceleration, hesitation and stalling.
What does it mean when your alternator is malfunctioning?
Cars with an iDrive system will display alternator malfunction warning messages such as vehicle battery charge low or vehicle battery discharged while stopped. Once the voltage output is within the proper range again, the warning light will turn off.
When do I get battery / alternator VISIT WORKSHOP warning?
Typically you get BATTERY/ALTERNATOR VISIT WORKSHOP warning when the electrical system voltage in the car is below 12.6 volt. When the car is running the alternator produces electricity and the voltage should be above 13.5 volt.
Why is there a warning light on my BMW alternator?
In most cases, a failing alternator’s early stages will cause these warning lights and messages to come on just for a few seconds and then turn off. One of the most common problems that can cause a BMW battery or alternator warning messages is an old battery no longer holding a charge.
When to know if your alternator or battery is bad?
Using the process of elimination, find the culprit by bypassing the battery’s role and jump-starting your car. If the engine starts but dies immediately, your alternator probably isn’t keeping your battery charged. If a jump starts and keeps your car running, but the car can’t start again off of its own power, a dead battery is likely your answer.
Cars with an iDrive system will display alternator malfunction warning messages such as vehicle battery charge low or vehicle battery discharged while stopped. Once the voltage output is within the proper range again, the warning light will turn off.
Typically you get BATTERY/ALTERNATOR VISIT WORKSHOP warning when the electrical system voltage in the car is below 12.6 volt. When the car is running the alternator produces electricity and the voltage should be above 13.5 volt.
Using the process of elimination, find the culprit by bypassing the battery’s role and jump-starting your car. If the engine starts but dies immediately, your alternator probably isn’t keeping your battery charged. If a jump starts and keeps your car running, but the car can’t start again off of its own power, a dead battery is likely your answer.
In most cases, a failing alternator’s early stages will cause these warning lights and messages to come on just for a few seconds and then turn off. One of the most common problems that can cause a BMW battery or alternator warning messages is an old battery no longer holding a charge.