BMW DTC P1172 – Barometric Pressure Sensor Variant Recognition Error Value Stored in Boot Range
DTC P1172 meaning on BMW
The DTC P1172 on a BMW indicates a Barometric Pressure Sensor Variant Recognition Error Value Stored in Boot Range. This means that the engine control module has detected an issue with the barometric pressure sensor’s recognition value being outside the expected range.
BMW DTC P1172 symptoms
Symptoms of the BMW DTC P1172 may include:
- Check Engine Light illuminated
- Reduced engine performance
- Potential rough idling or stalling
BMW DTC P1172 causes
Possible causes of the BMW DTC P1172 include:
- Barometric pressure sensor malfunction
- Wiring or connection issues related to the sensor
- Software or programming errors
BMW DTC P1172 seriousness
The seriousness of the BMW DTC P1172 lies in the potential impact on engine performance and emissions. Ignoring this issue could lead to further engine problems and decreased fuel efficiency.
How to diagnose DTC P1172 on BMW
To diagnose the DTC P1172 on a BMW, you can:
- Use a diagnostic scanner to retrieve the fault codes
- Inspect the barometric pressure sensor and related wiring for any visible damage
- Perform a sensor test to check its functionality
How to fix DTC P1172 on BMW
To fix the DTC P1172 on a BMW, you may need to:
- Replace the barometric pressure sensor if it is faulty
- Repair any damaged wiring or connections
- Update the software or reprogram the engine control module
How to erase DTC P1172 on BMW
To erase the DTC P1172 on a BMW, you can:
- Use a diagnostic scanner to clear the fault codes
- After fixing the underlying issue, reset the codes to see if the problem persists
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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