P2495 – BMW DTC

BMW DTC P2495 – EGR Cooler Bypass Position Sensor Circuit High (Bank 1)

DTC P2495 meaning on BMW

DTC P2495 indicates a fault with the EGR (Exhaust Gas Recirculation) Cooler Bypass Position Sensor Circuit on Bank 1 in a BMW vehicle. This fault occurs when the Engine Control Module (ECM) detects a high voltage signal from the EGR Cooler Bypass Position Sensor, which is responsible for monitoring the position of the EGR cooler bypass valve.

BMW DTC P2495 symptoms

Symptoms of DTC P2495 in a BMW may include:

• Check Engine Light illuminated
• Reduced engine performance
• Increased fuel consumption
• Engine stalling or rough idling

BMW DTC P2495 causes

Common causes of DTC P2495 on a BMW include:

• Faulty EGR Cooler Bypass Position Sensor
• Wiring or connector issues in the sensor circuit
• ECM software or hardware problems

BMW DTC P2495 seriousness

While DTC P2495 may not cause immediate drivability issues, it can lead to reduced engine efficiency and increased emissions if left unresolved. It is recommended to address this fault promptly to prevent further damage to the vehicle’s emissions system.

How to diagnose DTC P2495 on BMW

To diagnose DTC P2495 on a BMW, follow these steps:

1. Use a diagnostic scanner to retrieve the fault code and freeze frame data
2. Inspect the EGR Cooler Bypass Position Sensor and its wiring for any visible damage
3. Test the sensor’s voltage and resistance values according to the manufacturer’s specifications
4. Check for any loose connections or corrosion in the sensor circuit

How to fix DTC P2495 on BMW

To fix DTC P2495 on a BMW, consider the following:

1. Replace the faulty EGR Cooler Bypass Position Sensor
2. Repair any damaged wiring or connectors in the sensor circuit
3. Clear the fault code and perform a test drive to ensure the issue is resolved

How to erase DTC P2495 on BMW

To erase DTC P2495 on a BMW, use a diagnostic scanner to clear the fault code from the ECM’s memory. After clearing the code, perform a test drive to verify that the issue has been resolved. If the fault code reappears, further diagnosis and repairs may be necessary.

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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