P2472 – BMW DTC

BMW DTC P2472 – Exhaust Gas Temperature Sensor Circuit Intermittent/Erratic (Bank 1 Sensor 4)

DTC P2472 meaning on BMW

DTC P2472 on a BMW indicates an issue with the Exhaust Gas Temperature (EGT) Sensor Circuit for Bank 1 Sensor 4. This fault code is triggered when the signal from the EGT sensor is intermittent or erratic, causing the engine control module (ECM) to detect a problem with the sensor’s operation.

BMW DTC P2472 symptoms

Symptoms of DTC P2472 on a BMW may include:

• Check Engine Light illuminated
• Reduced engine performance
• Increased fuel consumption
• Possible engine misfires

BMW DTC P2472 causes

Common causes of DTC P2472 on a BMW include:

• Faulty Exhaust Gas Temperature Sensor
• Wiring or connector issues in the EGT sensor circuit
• ECM software or hardware problems

BMW DTC P2472 seriousness

While DTC P2472 may not cause immediate drivability issues, it is important to address this fault to prevent potential long-term damage to the engine or emissions system. Ignoring this fault code can lead to increased fuel consumption and reduced engine performance.

How to diagnose DTC P2472 on BMW

To diagnose DTC P2472 on a BMW, follow these steps:

1. Use a diagnostic scanner to retrieve the fault code and freeze frame data.
2. Inspect the wiring and connectors related to the Bank 1 Sensor 4 EGT sensor.
3. Check the resistance of the EGT sensor using a multimeter.
4. Perform a visual inspection of the sensor for any signs of damage or contamination.

How to fix DTC P2472 on BMW

To fix DTC P2472 on a BMW, consider the following steps:

1. Replace the Exhaust Gas Temperature Sensor for Bank 1 Sensor 4 if faulty.
2. Repair any damaged wiring or connectors in the EGT sensor circuit.
3. Clear the fault code and perform a test drive to ensure the issue is resolved.

How to erase DTC P2472 on BMW

To erase DTC P2472 on a BMW, you can use a diagnostic scanner to clear the fault code from the ECM’s memory. After fixing the underlying issue causing the fault code, clearing it will reset the Check Engine Light and ensure the repair was successful.

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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