P2052
Reductant Injection Valve Circuit High Bank 2 Unit 1
P2052 is an OBD-II diagnostic trouble code meaning: Reductant Injection Valve Circuit High Bank 2 Unit 1. Common causes: reagent injection valve malfunction, open or short circuit in control circuit. Estimated repair cost: $56–167.
Symptoms
- Check Engine Light Is On
- Reduced engine power
- Increased fuel consumption
- SCR System Error Message
- Urea smell from the exhaust system
Causes
- Reagent injection valve malfunction
- Open or short circuit in control circuit
- Connector problems or contact corrosion
- SCR control unit malfunction
- Wiring harness damage
How to Fix
- Check valve control circuit integrity
- Inspect connectors and contacts for corrosion
- Check injection valve resistance
- Replace the reagent injection valve if necessary
- Check and, if necessary, replace the SCR control unit
Related codes
Error P2052 by Vehicle Brand
FAQ
What does the P2052 code mean?
P2052 is an OBD-II diagnostic trouble code that indicates: Reductant Injection Valve Circuit High Bank 2 Unit 1
What causes a P2052 error code?
The most common causes of P2052 include: Reagent injection valve malfunction; Open or short circuit in control circuit; Connector problems or contact corrosion; SCR control unit malfunction.
How do I fix a P2052 diagnostic trouble code?
To fix P2052: Check valve control circuit integrity. Inspect connectors and contacts for corrosion. Check injection valve resistance. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P2052?
Limited driving only, diagnose soon
How much does it cost to fix P2052?
The estimated repair cost for P2052 is $56–167. Actual cost depends on your vehicle, location, and labor rates.
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