P2063 Dodge Code - Reductant/Regeneration Supply Control Circuit Low
Quick Answer
The code indicates that the Powertrain Control Module (PCM) has detected a malfunction in the reductant injector air pump control circuit. Common causes include Faulty Reductant Injector Air Pump, Reductant Injector Air Pump harness is open or shorted, Reductant Injector Air Pump 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
- P2063 Dodge indicates Reductant/Regeneration Supply Control Circuit Low.
- Common causes
- Common causes include Faulty Reductant Injector Air Pump, Reductant Injector Air Pump harness is open or shorted, Reductant Injector Air Pump 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 P2063 Dodge Description
What are the Possible Causes of the DTC P2063 Dodge?
- Faulty Reductant Injector Air Pump
- Reductant Injector Air Pump harness is open or shorted
- Reductant Injector Air Pump circuit poor electrical connection
- Faulty Powertrain Control Module (PCM)
How to Fix the DTC P2063 Dodge?
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 P2063 Dodge 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.
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Frequently Asked Questions about P2063 Dodge Code
1. What does the OBDII code P2063 mean on a Dodge?
P2063 indicates a "Reductant/Regeneration Supply Control Circuit Low," which means the vehicle's onboard computer has detected a low voltage or an issue in the circuit responsible for controlling the diesel exhaust fluid (DEF) system.
2. What are the common symptoms of the P2063 code?
Common symptoms include the check engine light turning on, poor vehicle performance, reduced fuel efficiency, and possible DEF system warnings on the dashboard.
3. What causes the P2063 code in Dodge vehicles?
The code is often caused by damaged wiring, a faulty reductant pump, a malfunctioning control module, corroded electrical connections, or a blown fuse in the DEF system.
4. Can I continue driving my Dodge with a P2063 code?
Driving with this code is not recommended, as it may lead to increased emissions, reduced engine performance, or the vehicle entering limp mode if the DEF system fails completely.
5. How do I diagnose the P2063 code on my Dodge?
Diagnosing this code involves checking the reductant supply pump circuit for damaged wires, inspecting the DEF pump and connectors, testing the control module, and verifying that the system is receiving proper voltage.
6. How is the P2063 code typically fixed?
Common repairs include replacing the reductant pump, repairing damaged wiring or connectors, cleaning corroded connections, or replacing a faulty control module.
7. How much does it cost to repair a P2063 code on a Dodge?
Repair costs can vary widely, ranging from $100 for simple wiring repairs to $1,000 or more if the reductant pump or control module needs replacement.
8. Can a bad DEF fluid cause the P2063 code?
While the P2063 code is primarily electrical, contaminated or low-quality DEF fluid can contribute to related system malfunctions and should be checked.
9. How can I prevent the P2063 code from occurring?
Regular maintenance of the DEF system, including using high-quality DEF fluid, inspecting wiring and connectors, and addressing warning lights promptly, can help prevent this code.
10. Will clearing the P2063 code solve the problem?
Clearing the code without addressing the underlying issue may temporarily turn off the check engine light, but the code will likely return until the problem is resolved.
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