P0659 Audi Code - Actuator Supply Voltage 'A' Circuit High
Quick Answer
The P0659 diagnostic trouble code (DTC) for Audi vehicles refers to the Actuator Supply Voltage 'A' Circuit High. Common causes include Wiring Issues: Damaged or corroded wiring in the actuator supply voltage circuit can cause a high voltage condition, Faulty Actuator: A malfunctioning actuator that draws too much power can lead to a high voltage situation, ECM Malfunction: A problem with the engine control module can result in incorrect voltage readings in the actuator supply voltage circuit. 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
- P0659 Audi indicates Actuator Supply Voltage 'A' Circuit High.
- Common causes
- Common causes include Wiring Issues: Damaged or corroded wiring in the actuator supply voltage circuit can cause a high voltage condition, Faulty Actuator: A malfunctioning actuator that draws too much power can lead to a high voltage situation, ECM Malfunction: A problem with the engine control module can result in incorrect voltage readings in the actuator supply voltage circuit.
- 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.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
Code P0659 Audi Description
The P0659 diagnostic trouble code (DTC) for Audi vehicles refers to the Actuator Supply Voltage 'A' Circuit High. This code indicates that there is a high voltage condition detected in the actuator supply voltage circuit 'A'. Actuators are components that move or control mechanisms within the vehicle, such as solenoids, motors, or valves. The actuator supply voltage is the voltage required to power these components, and when it is detected as high, it can lead to various issues with the vehicle's performance.
Common Causes of P0659 Audi
- Wiring Issues: Damaged or corroded wiring in the actuator supply voltage circuit can cause a high voltage condition.
- Faulty Actuator: A malfunctioning actuator that draws too much power can lead to a high voltage situation.
- ECM Malfunction: A problem with the engine control module can result in incorrect voltage readings in the actuator supply voltage circuit.
- Voltage Regulator Failure: A failing voltage regulator can cause the voltage to spike in the actuator supply voltage circuit.
- Poor Ground Connection: A poor ground connection can lead to voltage irregularities in the system, triggering the P0659 code.
Symptoms of P0659 Audi
- Check Engine Light: The most common symptom associated with the P0659 code is the illumination of the check engine light on the vehicle's dashboard.
- Reduced Performance: The vehicle may experience reduced performance, such as sluggish acceleration or rough idling.
- Erratic Transmission Behavior: The transmission may exhibit erratic shifting patterns or hesitation.
- Poor Fuel Efficiency: The vehicle may consume more fuel than usual due to the high voltage condition affecting the fuel injection system.
- Stalling: In severe cases, the vehicle may stall or have difficulty starting due to the issue with the actuator supply voltage.
How to Fix P0659 Audi
- Diagnose the Issue: Use a diagnostic scanner to retrieve the trouble code and perform a thorough inspection of the actuator supply voltage circuit.
- Check Wiring and Connections: Inspect the wiring harness and connections for any signs of damage, corrosion, or loose connections. Repair or replace as necessary.
- Test Actuator: Test the actuator to ensure it is functioning correctly and not drawing excessive power.
- Check ECM: Verify the functionality of the engine control module and ensure it is providing accurate voltage readings.
- Replace Voltage Regulator: If the voltage regulator is found to be faulty, replace it to regulate the voltage in the actuator supply voltage circuit.
Cost to Fix P0659 Audi
The typical repair costs for addressing the P0659 code can vary depending on the specific cause of the issue and the parts required for the repair. On average, the cost of diagnosing and repairing this issue can range from $200 to $500, including parts and labor. However, it is essential to note that the actual cost may vary based on the location of the repair shop, the vehicle make and model, and the extent of the repairs needed. Additionally, labor rates at auto repair shops typically range from $80 to $150 per hour, with rates potentially higher at dealerships or in metropolitan areas. For a more precise estimate, it is recommended to obtain quotes from local auto repair shops.
Need more information about the P0659 Audi code?
Need more information on how to fix the P0659 Audi code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P0659 Audi code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P0659 Audi Code
1. What are the common symptoms of OBDII code P0659 in an Audi?
The common symptoms of OBDII code P0659 in an Audi include illuminated Check Engine Light, decreased fuel efficiency, and potential issues with engine performance.
2. What does the OBDII code P0659 for Audi mean?
OBDII code P0659 for Audi indicates a problem with the Actuator Supply Voltage 'A' Circuit being too high, leading to potential issues with the actuator control circuit.
3. What are the possible causes of OBDII code P0659 in an Audi?
Possible causes of OBDII code P0659 in an Audi include a faulty actuator, damaged wiring or connectors in the actuator circuit, or issues with the ECM (Engine Control Module).
4. How do I diagnose the OBDII code P0659 in my Audi?
Diagnosing OBDII code P0659 in an Audi involves using a diagnostic scanner to read the code, checking the actuator and its circuit for any visible damage, and testing the voltage levels in the circuit.
5. Can I still drive my Audi with OBDII code P0659?
It is not recommended to drive your Audi with OBDII code P0659, as it can lead to potential issues with engine performance and fuel efficiency. It is best to address the problem promptly.
6. How can I repair OBDII code P0659 in my Audi?
Repairing OBDII code P0659 in an Audi may involve replacing the faulty actuator, repairing damaged wiring or connectors, or reprogramming the ECM to address the high voltage issue.
7. Is it possible to clear the OBDII code P0659 in my Audi without fixing the underlying issue?
Clearing the OBDII code P0659 without fixing the underlying issue is not recommended, as the problem will persist and potentially lead to more severe issues in the future.
8. Can a DIY enthusiast fix OBDII code P0659 in an Audi?
A DIY enthusiast with the necessary tools and knowledge of automotive systems may be able to fix OBDII code P0659 in an Audi by following repair guides and consulting with professionals if needed.
9. How much does it typically cost to repair OBDII code P0659 in an Audi?
The cost of repairing OBDII code P0659 in an Audi can vary depending on the extent of the damage, parts needed for replacement, and labor costs. It is advisable to get a quote from a trusted mechanic.
10. Will OBDII code P0659 cause long-term damage to my Audi if left untreated?
If left untreated, OBDII code P0659 can potentially cause long-term damage to the actuator circuit and other related components, leading to more extensive and costly repairs in the future.
Discuss the causes and fixes for P0659 Audi OBDII Code
Code P0659 Audi comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.