BMW DTC P1141 – Value Comparison Throttle Position Sensor 1 / Hot Film Air Mass Meter (Bank 1)
DTC P1141 meaning on BMW
The DTC P1141 on a BMW indicates a value comparison fault between the Throttle Position Sensor 1 and the Hot Film Air Mass Meter in Bank 1. This fault typically points to an issue with the correlation between the throttle position and the air mass entering the engine.
BMW DTC P1141 symptoms
Symptoms of DTC P1141 on a BMW may include:
- Reduced engine performance
- Poor fuel efficiency
- Engine stalling or hesitation
- Illuminated check engine light
BMW DTC P1141 causes
Common causes of DTC P1141 on a BMW include:
- Faulty Throttle Position Sensor
- Malfunctioning Hot Film Air Mass Meter
- Wiring or connection issues between the sensor and meter
- Vacuum leaks in the intake system
BMW DTC P1141 seriousness
The seriousness of DTC P1141 on a BMW depends on the underlying cause. Ignoring this fault can lead to poor engine performance, reduced fuel efficiency, and potential drivability issues. It is recommended to address this fault promptly to prevent further damage to the vehicle.
How to diagnose DTC P1141 on BMW
To diagnose DTC P1141 on a BMW, you can perform the following steps:
- Use a diagnostic scanner to retrieve the fault code and freeze frame data
- Inspect the Throttle Position Sensor and Hot Film Air Mass Meter for any visible damage or contamination
- Check the wiring and connections for any signs of wear or corrosion
- Perform a thorough inspection of the intake system for vacuum leaks
How to fix DTC P1141 on BMW
To fix DTC P1141 on a BMW, you can try the following solutions:
- Replace the faulty Throttle Position Sensor or Hot Film Air Mass Meter
- Repair any damaged wiring or connections in the sensor and meter circuit
- Address any vacuum leaks in the intake system
- Clear the fault code and reset the engine control module
How to erase DTC P1141 on BMW
To erase DTC P1141 on a BMW, you can use a diagnostic scanner to clear the fault code from the engine control module’s memory. After addressing the underlying issue causing the fault code, clearing it from the system will reset the check engine light and ensure proper operation of the vehicle.
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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