P24C2 – BMW DTC

BMW DTC P24C2 – Exhaust Gas Temperature Measurement System – Multiple Sensor Correlation Bank 1

DTC P24C2 meaning on BMW

The DTC P24C2 code on a BMW indicates an issue with the Exhaust Gas Temperature (EGT) Measurement System, specifically related to multiple sensor correlation on Bank 1. This means that there is a discrepancy or inconsistency in the readings from the EGT sensors located in Bank 1 of the vehicle’s exhaust system.

BMW DTC P24C2 symptoms

Symptoms of the BMW DTC P24C2 code may include:

• Check Engine Light (MIL) illuminated on the dashboard
• Reduced engine performance or power
• Increased fuel consumption
• Possible rough idling or misfiring

BMW DTC P24C2 causes

Common causes of the BMW DTC P24C2 code include:

• Failed or malfunctioning EGT sensors in Bank 1
• Wiring or connector issues in the EGT sensor circuit
• Exhaust leaks near the EGT sensors
• Software or calibration issues in the engine control module (ECM)

BMW DTC P24C2 seriousness

The BMW DTC P24C2 code should not be ignored, as it can lead to potential engine performance issues and may cause damage to the catalytic converter or other components if left unresolved. It is recommended to address this code promptly to prevent further complications.

How to diagnose DTC P24C2 on BMW

To diagnose the DTC P24C2 on a BMW, a mechanic would typically perform the following steps:

1. Use a diagnostic scanner to retrieve the fault codes and freeze frame data
2. Inspect the EGT sensors in Bank 1 for any visible damage or corrosion
3. Check the wiring and connectors associated with the EGT sensors for any issues
4. Perform a thorough inspection of the exhaust system for leaks or damage
5. Use specialized diagnostic equipment to monitor the EGT sensor readings and compare them for correlation

How to fix DTC P24C2 on BMW

To fix the DTC P24C2 on a BMW, the following steps may be taken:

1. Replace any faulty EGT sensors in Bank 1
2. Repair or replace any damaged wiring or connectors in the EGT sensor circuit
3. Address any exhaust leaks near the EGT sensors
4. Update the ECM software or perform a calibration if necessary
5. Clear the fault codes and perform a test drive to ensure the issue has been resolved

How to erase DTC P24C2 on BMW

To erase the DTC P24C2 code on a BMW, the following steps can be followed:

1. Use a diagnostic scanner to clear the fault codes stored in the ECM
2. Perform a battery reset by disconnecting the negative terminal for a few minutes
3. Drive the vehicle for a short distance to allow the ECM to relearn the parameters
4. Check for any recurrence of the DTC P24C2 code after 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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