P226D
Particulate Filter Deteriorated/Missing Substrate Bank 1
P226D is an OBD-II diagnostic trouble code meaning: Particulate Filter Deteriorated/Missing Substrate Bank 1. Common causes: physical damage to the diesel particulate filter, no particulate filter. Estimated repair cost: $167–556.
Symptoms
- Increased fuel consumption
- Reduced engine power
- Check Engine Light Illuminates
- Black smoke coming from the exhaust pipe
- Activating emergency engine operation
Causes
- Physical damage to the diesel particulate filter
- No particulate filter
- Severely clogged filter
- Thermal destruction of the substrate
- Malfunction of exhaust gas pressure sensors
How to Fix
- Visual inspection of the particulate filter for damage
- Checking the pressure in the exhaust system
- Diagnostics of exhaust gas pressure sensors
- Replacing the diesel particulate filter if necessary
- Forced DPF regeneration (if possible)
Related codes
Error P226D by Vehicle Brand
FAQ
What does the P226D code mean?
P226D is an OBD-II diagnostic trouble code that indicates: Particulate Filter Deteriorated/Missing Substrate Bank 1
What causes a P226D error code?
The most common causes of P226D include: Physical damage to the diesel particulate filter; No particulate filter; Severely clogged filter; Thermal destruction of the substrate.
How do I fix a P226D diagnostic trouble code?
To fix P226D: Visual inspection of the particulate filter for damage. Checking the pressure in the exhaust system. Diagnostics of exhaust gas pressure sensors. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P226D?
Do not drive — repair immediately
How much does it cost to fix P226D?
The estimated repair cost for P226D is $167–556. Actual cost depends on your vehicle, location, and labor rates.
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