BMW DTC P24B6 – Particulate Matter Sensor Heater Control Circuit High
DTC P24B6 meaning on BMW
DTC P24B6 for BMW refers to a fault in the Particulate Matter Sensor Heater Control Circuit, indicating that the circuit is detecting a high voltage condition. This fault code is specific to the heating element control circuit of the particulate matter sensor in the vehicle’s exhaust system.
BMW DTC P24B6 symptoms
Symptoms of DTC P24B6 in a BMW may include the illumination of the check engine light on the dashboard. In some cases, the vehicle may go into a reduced power mode or limp mode to prevent any potential damage to the engine or emissions system.
BMW DTC P24B6 causes
The common causes of DTC P24B6 in a BMW include a faulty particulate matter sensor, a malfunctioning heater element, wiring issues in the sensor circuit, or a problem with the sensor control module.
BMW DTC P24B6 seriousness
While DTC P24B6 may not cause immediate drivability issues, it is important to address this fault code promptly to ensure the proper functioning of the emissions system. Ignoring this fault could lead to increased emissions, reduced fuel efficiency, or potential damage to the engine or catalytic converter.
How to diagnose DTC P24B6 on BMW
To diagnose DTC P24B6 on a BMW, a diagnostic scan tool capable of reading BMW-specific fault codes is required. The technician will need to inspect the particulate matter sensor, check the wiring harness for any damage or loose connections, and test the heater element for proper functionality.
How to fix DTC P24B6 on BMW
Fixing DTC P24B6 on a BMW may involve replacing the faulty particulate matter sensor, repairing any damaged wiring in the sensor circuit, or replacing the sensor control module if necessary. It is recommended to follow the manufacturer’s diagnostic and repair procedures to address this fault code effectively.
How to erase DTC P24B6 on BMW
Once the underlying issue causing DTC P24B6 has been resolved, the fault code can be cleared using a diagnostic scan tool. By clearing the code, the check engine light will turn off, indicating that the fault has been addressed. It is important to ensure that the repair has been successful before clearing the fault code.
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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