P20C2 Code - Reductant Heater 'C' Control Circuit Performance
Quick Answer
The reductant heater and sender assembly contains pickup tube for reductant pump module, an electric heating element, a reductant temperature sensor and an electrode type level sensor. Common causes include Faulty Reductant Heater, Reductant Heater harness is open or shorted, Reductant Heater circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P20C2 indicates Reductant Heater 'C' Control Circuit Performance.
- Common causes
- Common causes include Faulty Reductant Heater, Reductant Heater harness is open or shorted, Reductant Heater circuit poor electrical connection.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Code P20C2 Description
What are the Possible Causes of the DTC P20C2?
- Faulty Reductant Heater
- Reductant Heater harness is open or shorted
- Reductant Heater circuit poor electrical connection
How to Fix the DTC P20C2?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P20C2 code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
Need more information about the P20C2 code?
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Information for Specific Makes
- P20C2 Chevrolet — Reductant Heater 'C' Control Circuit Performance
- P20C2 Ford — Reductant Heater 'C' Control Performance
- P20C2 GMC — Reductant Heater 'C' Control Circuit Performance
Frequently Asked Questions about P20C2 Code
1. What are common symptoms of OBDII code P20C2?
- Common symptoms include the check engine light illuminating, reduced engine power, and potential issues with the vehicle's emissions system.
2. What does the OBDII code P20C2 indicate?
- OBDII code P20C2 indicates a problem with the reductant heater 'C' control circuit performance, specifically related to the vehicle's emissions system.
3. What are the potential causes of OBDII code P20C2?
- Potential causes of this code may include a faulty reductant heater 'C', damaged wiring or connectors in the control circuit, or issues with the powertrain control module (PCM).
4. How can I diagnose the cause of OBDII code P20C2?
- Diagnosing the cause of this code may involve checking the reductant heater 'C' for proper operation, inspecting the wiring and connectors for damage, and using a scan tool to analyze data from the PCM.
5. Can I continue driving with OBDII code P20C2 present?
- It is not recommended to continue driving with this code present, as it can lead to further damage to the vehicle's emissions system and potentially affect engine performance.
6. How can OBDII code P20C2 be repaired?
- Repairing OBDII code P20C2 may involve replacing the faulty reductant heater 'C', repairing any damaged wiring or connectors, and clearing the code with a scan tool after the repairs are completed.
7. Are there any DIY tips for addressing OBDII code P20C2?
- DIY tips for addressing this code include checking for loose or damaged wiring, ensuring proper connections to the reductant heater 'C', and consulting the vehicle's service manual for specific troubleshooting steps.
8. How urgent is it to address OBDII code P20C2?
- It is important to address this code promptly to prevent further damage to the emissions system and ensure the vehicle meets emissions standards for safe and efficient operation.
9. Can a mechanic reset the OBDII code P20C2 without fixing the underlying issue?
- While a mechanic can clear the code with a scan tool, it is essential to address the underlying issue causing OBDII code P20C2 to prevent the problem from recurring.
10. How much does it typically cost to repair OBDII code P20C2?
- The cost of repairing OBDII code P20C2 can vary depending on the specific cause of the issue, but it may range from a few hundred to a thousand dollars, including parts and labor.
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