P2D1D
Reductant System Leak Detected - Small Leak
P2D1D is an OBD-II diagnostic trouble code meaning: Reductant System Leak Detected - Small Leak. Common causes: damage or wear of the adblue system pipes, loose connection in the reagent injection system. Estimated repair cost: $17–89.
Symptoms
- Check Engine light comes on
- SCR system error message on dashboard
- Possible increase in reagent consumption
- Urea smell in the AdBlue tank area
- Reduced efficiency of the exhaust gas cleaning system
Causes
- Damage or wear of the AdBlue system pipes
- Loose connection in the reagent injection system
- Crack in AdBlue tank
- SCR pump malfunction
- Damage to the system sealing elements
How to Fix
- Visual inspection of the AdBlue system for leaks
- Checking the tightness of connections and tubes
- Replacing damaged tubes or seals
- Checking the operation of the SCR system pump
- Reset error and test drive to check
Related codes
Error P2D1D by Vehicle Brand
FAQ
What does the P2D1D code mean?
P2D1D is an OBD-II diagnostic trouble code that indicates: Reductant System Leak Detected - Small Leak
What causes a P2D1D error code?
The most common causes of P2D1D include: Damage or wear of the AdBlue system pipes; Loose connection in the reagent injection system; Crack in AdBlue tank; SCR pump malfunction.
How do I fix a P2D1D diagnostic trouble code?
To fix P2D1D: Visual inspection of the AdBlue system for leaks. Checking the tightness of connections and tubes. Replacing damaged tubes or seals. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2D1D?
Yes, but get it checked soon
How much does it cost to fix P2D1D?
The estimated repair cost for P2D1D is $17–89. Actual cost depends on your vehicle, location, and labor rates.
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