BMW DTC P247E – Exhaust Gas Temperature Out of Range (Bank 2 Sensor 3)
DTC P247E meaning on BMW
The Diagnostic Trouble Code (DTC) P247E for BMW indicates that the exhaust gas temperature sensor for Bank 2 Sensor 3 is reporting a reading that is out of the expected range. This sensor is responsible for monitoring the exhaust gas temperature after the diesel particulate filter (DPF) in the exhaust system.
BMW DTC P247E symptoms
Symptoms of the DTC P247E on a BMW may include:
- Check Engine Light (CEL) illuminated on the dashboard
- Reduced engine performance
- Increased fuel consumption
- Possible regeneration issues with the DPF
BMW DTC P247E causes
The common causes of the DTC P247E on a BMW include:
- Failed exhaust gas temperature sensor
- Wiring or connector issues related to the sensor
- Exhaust system leaks
- Software or calibration issues
BMW DTC P247E seriousness
While the DTC P247E may not cause immediate drivability issues, it is important to address this fault promptly to prevent potential damage to the engine or emissions system. Ignoring this fault could lead to more severe problems over time.
How to diagnose DTC P247E on BMW
To diagnose the DTC P247E on a BMW, you can follow these steps:
- Use a diagnostic scanner to retrieve the fault code and freeze frame data
- Inspect the exhaust gas temperature sensor for Bank 2 Sensor 3 for any visible damage or corrosion
- Check the wiring and connectors for any signs of wear or disconnection
- Perform a visual inspection of the exhaust system for leaks or damage
- Use a multimeter to test the sensor’s resistance and voltage readings
How to fix DTC P247E on BMW
To fix the DTC P247E on a BMW, you can try the following solutions:
- Replace the exhaust gas temperature sensor for Bank 2 Sensor 3
- Repair any damaged wiring or connectors related to the sensor
- Address any exhaust system leaks or issues
- Update the engine control module software if necessary
How to erase DTC P247E on BMW
To erase the DTC P247E on a BMW, you can use a diagnostic scanner to clear the fault code from the engine control module’s memory. After fixing the underlying issue causing the fault code, you can then reset the CEL and monitor the system for any recurring faults.
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
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