P105A Chevrolet Code - Reductant Pump Low Speed
Quick Answer
The reductant pump motor is controlled by the reductant control module. Common causes include Faulty Reductant Pump and Sensor Assembly, Reductant Pump and Sensor Assembly harness is open or shorted, Reductant Pump and Sensor Assembly 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
- P105A Chevrolet indicates Reductant Pump Low Speed.
- Common causes
- Common causes include Faulty Reductant Pump and Sensor Assembly, Reductant Pump and Sensor Assembly harness is open or shorted, Reductant Pump and Sensor Assembly 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 P105A Chevrolet Description
What are the Possible Causes of the DTC P105A Chevrolet?
- Faulty Reductant Pump and Sensor Assembly
- Reductant Pump and Sensor Assembly harness is open or shorted
- Reductant Pump and Sensor Assembly circuit poor electrical connection
- Faulty Reductant Control Module
How to Fix the DTC P105A Chevrolet?
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 P105A Chevrolet 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 P105A Chevrolet Code
1. What are the common symptoms of OBDII code P105A Chevrolet (Reductant Pump Low Speed)?
- Common symptoms may include reduced engine performance, poor fuel efficiency, and the illumination of the check engine light.
2. What can cause the OBDII code P105A Chevrolet to trigger (Reductant Pump Low Speed)?
- The code can be triggered by issues such as a faulty reductant pump, wiring issues, a failed reductant pump control module, or low DEF fluid levels.
3. How serious is the OBDII code P105A Chevrolet (Reductant Pump Low Speed)?
- While the vehicle may still be operable with this code, it is important to address it promptly to avoid potential damage to the emissions system.
4. How can I diagnose the OBDII code P105A Chevrolet (Reductant Pump Low Speed)?
- Diagnosis typically involves using a scan tool to retrieve the specific code, checking the DEF fluid level, inspecting the reductant pump and related components, and testing the wiring for any faults.
5. What are some repair tips for fixing the OBDII code P105A Chevrolet (Reductant Pump Low Speed)?
- Repair tips may include replacing the reductant pump, repairing or replacing damaged wiring, resetting the code, and ensuring the DEF fluid is at the correct level.
6. Can I drive my vehicle with the OBDII code P105A Chevrolet (Reductant Pump Low Speed) without causing further damage?
- While the vehicle may still be operational, it is recommended to address the issue promptly to prevent potential damage to the emissions system and ensure optimal vehicle performance.
7. How much does it typically cost to repair the OBDII code P105A Chevrolet (Reductant Pump Low Speed)?
- The cost of repair can vary depending on the specific cause of the code, but it may involve parts replacement, labor costs, and potential diagnostic fees.
8. What is the function of the reductant pump in the vehicle's emissions system?
- The reductant pump is responsible for supplying Diesel Exhaust Fluid (DEF) to the Selective Catalytic Reduction (SCR) system, which helps reduce harmful emissions from the vehicle.
9. Can a DIY enthusiast repair the OBDII code P105A Chevrolet (Reductant Pump Low Speed) at home?
- Depending on the underlying cause of the code, some DIY enthusiasts with automotive repair experience may be able to address the issue at home by following repair guides or consulting with professionals.
10. How often should the reductant pump and related components be inspected to prevent the OBDII code P105A Chevrolet (Reductant Pump Low Speed)?
- Regular maintenance and inspection of the reductant pump and related components as per the manufacturer's recommendations can help prevent issues leading to the triggering of the P105A code.
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