BMW DTC P14CE – Battery Sensor Voltage Too High
DTC P14CE meaning on BMW
The DTC P14CE on a BMW indicates that the battery sensor voltage is too high. The battery sensor is responsible for monitoring the voltage of the vehicle’s battery. When the sensor detects that the voltage is above the specified threshold, it triggers the P14CE fault code.
BMW DTC P14CE symptoms
Symptoms of the DTC P14CE on a BMW may include:
- Check Engine Light illuminated
- Reduced fuel efficiency
- Difficulty starting the vehicle
- Electrical issues such as dimming lights
BMW DTC P14CE causes
The common causes of the DTC P14CE on a BMW include:
- Defective battery sensor
- Corroded or loose battery connections
- Overcharging of the battery
- Faulty alternator
BMW DTC P14CE seriousness
Ignoring the DTC P14CE on a BMW can lead to potential issues such as:
- Stranded due to a dead battery
- Damage to the vehicle’s electrical system
- Reduced overall vehicle performance
How to diagnose DTC P14CE on BMW
To diagnose the DTC P14CE on a BMW, you can perform the following steps:
- Use a diagnostic scanner to retrieve the fault code
- Inspect the battery sensor for any visible damage
- Check the battery connections for corrosion or looseness
- Test the battery voltage and charging system
How to fix DTC P14CE on BMW
To fix the DTC P14CE on a BMW, you can try the following solutions:
- Replace the faulty battery sensor
- Clean and tighten the battery connections
- Check and repair any issues with the alternator
- Ensure the battery is not overcharging
How to erase DTC P14CE on BMW
To erase the DTC P14CE on a BMW, you can use a diagnostic scanner to clear the fault code from the vehicle’s computer. Once the issue has been resolved and the fault code erased, the Check Engine Light should turn off.
Recommended tools & DTC Scanners for BMW
Best Diagnostic App for modern BMWs: BimmerLink
Recommended Bluetooth adapter for Bimmerlink: OBDLink CX
Cable adapter for Bimmerlink: Enet Cable USB Type C
For older BMWs we recommend: Autel AutoLink AL319 (2024 version)
Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter
Some of the links on this page may be affiliate links, which means we may earn a small commission if you make a purchase. This helps us keep our DTC database up to date and provide valuable content for free. We only recommend products that we have tested and believe to be the best in their class.