BMW DTC P2404 – EVAP System Leak Detection Pump Sense Circuit Range/Performance
DTC P2404 meaning on BMW
DTC P2404 on a BMW indicates a fault with the EVAP (Evaporative Emission Control) system leak detection pump sense circuit. This fault is related to the performance or range of the circuit, signaling that there may be an issue with the pump’s ability to detect leaks in the EVAP system.
BMW DTC P2404 symptoms
Symptoms of DTC P2404 on a BMW may include:
- Check Engine Light illuminated
- Decreased fuel efficiency
- Strong fuel odor near the vehicle
BMW DTC P2404 causes
Common causes of DTC P2404 on a BMW include:
- Faulty EVAP leak detection pump
- Wiring or connector issues in the sense circuit
- EVAP system leaks
BMW DTC P2404 seriousness
While DTC P2404 may not cause immediate drivability issues, it is important to address this fault promptly. Ignoring the EVAP system leak detection pump sense circuit problem can lead to increased emissions, potential environmental impact, and may cause the vehicle to fail emissions tests.
How to diagnose DTC P2404 on BMW
To diagnose DTC P2404 on a BMW, you can:
- Use a diagnostic scanner to retrieve the fault code and related data
- Inspect the EVAP system components for leaks or damage
- Check the wiring and connectors in the sense circuit for any issues
How to fix DTC P2404 on BMW
To fix DTC P2404 on a BMW, you may need to:
- Replace the EVAP leak detection pump if it is faulty
- Repair or replace any damaged wiring or connectors in the sense circuit
- Address any leaks in the EVAP system
How to erase DTC P2404 on BMW
To erase DTC P2404 on a BMW, you can:
- Use a diagnostic scanner to clear the fault code after the repair has been completed
- Ensure that the issue causing the fault code has been resolved before clearing it
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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