P24B5
Particulate Matter Sensor Heater Control Circuit Low
P24B5 is an OBD-II diagnostic trouble code meaning: Particulate Matter Sensor Heater Control Circuit Low. Common causes: open or short circuit in the sensor heating circuit, particulate sensor malfunction. Estimated repair cost: $56–167.
Symptoms
- Check Engine Light Is On
- Reduced engine power
- Increased fuel consumption
- Problems with diesel particulate filter regeneration
- Incorrect soot particle sensor readings
Causes
- Open or short circuit in the sensor heating circuit
- Particulate sensor malfunction
- Problems with the wiring harness or connectors
- Engine control module (ECU) malfunction
- Corroded contacts or damaged wiring
How to Fix
- Check the integrity of the sensor heating circuit
- Check resistance and power supply of the sensor
- Inspect the wiring harness and connectors for damage.
- If necessary, replace the soot sensor
- Check and, if necessary, update ECU software
Related codes
Error P24B5 by Vehicle Brand
FAQ
What does the P24B5 code mean?
P24B5 is an OBD-II diagnostic trouble code that indicates: Particulate Matter Sensor Heater Control Circuit Low
What causes a P24B5 error code?
The most common causes of P24B5 include: Open or short circuit in the sensor heating circuit; Particulate sensor malfunction; Problems with the wiring harness or connectors; Engine control module (ECU) malfunction.
How do I fix a P24B5 diagnostic trouble code?
To fix P24B5: Check the integrity of the sensor heating circuit. Check resistance and power supply of the sensor. Inspect the wiring harness and connectors for damage.. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P24B5?
Yes, but get it checked soon
How much does it cost to fix P24B5?
The estimated repair cost for P24B5 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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