P24FC – BMW DTC

BMW DTC P24FC – Particulate Matter Sensor Heater Control Circuit Driver Current/Temperature Too High

DTC P24FC meaning on BMW

DTC P24FC on a BMW refers to the Particulate Matter Sensor Heater Control Circuit Driver Current/Temperature Too High. This diagnostic trouble code indicates that there is an issue with the control circuit for the particulate matter sensor heater, where the driver current or temperature is exceeding the specified limits.

BMW DTC P24FC symptoms

Symptoms of DTC P24FC on a BMW may include:

• Check Engine Light illuminated
• Reduced engine performance
• Increased fuel consumption
• Black smoke from the exhaust

BMW DTC P24FC causes

Common causes of DTC P24FC on a BMW include:

• Faulty particulate matter sensor heater
• Short circuit in the sensor heater circuit
• High resistance in the sensor heater circuit
• Issues with the sensor heater control module

BMW DTC P24FC seriousness

DTC P24FC should not be ignored as it can lead to increased emissions, reduced engine efficiency, and potential damage to other components if left unresolved. It is recommended to address this issue promptly to prevent further complications.

How to diagnose DTC P24FC on BMW

To diagnose DTC P24FC on a BMW, you can perform the following steps:

1. Use a diagnostic scanner to retrieve the fault codes
2. Inspect the particulate matter sensor and its wiring for any visible damage
3. Check the sensor heater circuit for continuity and resistance
4. Test the sensor heater control module for proper operation

How to fix DTC P24FC on BMW

To fix DTC P24FC on a BMW, you may need to:

1. Replace the faulty particulate matter sensor heater
2. Repair any short circuits or high resistance in the sensor heater circuit
3. Replace the sensor heater control module if necessary
4. Clear the fault codes and reset the Check Engine Light

How to erase DTC P24FC on BMW

To erase DTC P24FC on a BMW, you can:

1. Use a diagnostic scanner to clear the fault codes
2. Ensure that the underlying issue causing the fault code has been resolved
3. Perform a test drive to confirm that the Check Engine Light does not reappear

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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