P2ADC GMC Code - Reductant Tank Temperature Sensor 2 Circuit High Voltage
Quick Answer
The Reductant Quality Sensor includes an integrated temperature sensor to measure reductant fluid temperature. Common causes include Faulty Reductant Quality Sensor, Reductant Quality Sensor harness is open or shorted, Reductant Quality Sensor 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
- P2ADC GMC indicates Reductant Tank Temperature Sensor 2 Circuit High Voltage.
- Common causes
- Common causes include Faulty Reductant Quality Sensor, Reductant Quality Sensor harness is open or shorted, Reductant Quality Sensor 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 P2ADC GMC Description
high for greater than 1 s.
What are the Possible Causes of the DTC P2ADC GMC?
- Faulty Reductant Quality Sensor
- Reductant Quality Sensor harness is open or shorted
- Reductant Quality Sensor circuit poor electrical connection
- Faulty Reductant Control Module
How to Fix the DTC P2ADC GMC?
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 P2ADC GMC 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 P2ADC GMC code?
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Frequently Asked Questions about P2ADC GMC Code
1. What are the common symptoms of OBDII code P2ADC GMC (Reductant Tank Temperature Sensor 2 Circuit High Voltage)?
The common symptoms include the Check Engine Light turning on, reduced engine performance, and potential issues with the Selective Catalytic Reduction (SCR) system.
2. What can cause the P2ADC GMC trouble code to trigger?
The P2ADC code is typically triggered by a high voltage reading from the Reductant Tank Temperature Sensor 2, indicating a problem with the sensor or its circuit.
3. How serious is the P2ADC GMC code?
While the P2ADC code itself may not cause immediate drivability issues, it is important to address it promptly to prevent potential damage to the SCR system and ensure compliance with emissions regulations.
4. How can I diagnose the cause of the P2ADC GMC trouble code?
Diagnosing the P2ADC code involves testing the Reductant Tank Temperature Sensor 2, checking the sensor wiring and connections, and inspecting for any signs of damage or corrosion.
5. What are some repair tips for addressing the P2ADC GMC trouble code?
Repair tips include replacing the Reductant Tank Temperature Sensor 2 if faulty, repairing any damaged wiring or connections, and clearing the trouble code with a diagnostic scanner after completing the repairs.
6. Can I drive my vehicle with the P2ADC GMC trouble code present?
It is generally not recommended to drive with the P2ADC code active, as it can lead to increased emissions, reduced fuel efficiency, and potential long-term damage to the SCR system.
7. How much does it typically cost to repair the P2ADC GMC code?
The cost of repairing the P2ADC code can vary depending on the cause of the issue, but it may involve expenses for parts, labor, and diagnostic services.
8. Will resetting the trouble code make it go away permanently?
Resetting the trouble code may temporarily turn off the Check Engine Light, but if the underlying issue causing the P2ADC code is not addressed, it is likely to reappear during subsequent driving cycles.
9. Are there any recalls or technical service bulletins related to the P2ADC GMC trouble code?
It is advisable to check with your local GMC dealership or online resources for any relevant recalls or technical service bulletins related to the P2ADC trouble code for your specific vehicle model.
10. How can I prevent the recurrence of the P2ADC GMC trouble code in the future?
Regular maintenance, including checking the SCR system components, monitoring sensor performance, and addressing any related issues promptly, can help prevent the recurrence of the P2ADC trouble code.
Discuss the causes and fixes for P2ADC GMC OBDII Code
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