P1171 Audi Code - Throttle Actuation Potentiometer Signal 2 Range/Performance
Quick Answer
P1171 Audi indicates Throttle Actuation Potentiometer Signal 2 Range/Performance. Common causes include Faulty Throttle Position Sensor (TPS), Faulty Throttle Position Sensor (TPS) harness is open or shorted, Faulty Throttle Position Sensor (TPS) 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
- P1171 Audi indicates Throttle Actuation Potentiometer Signal 2 Range/Performance.
- Common causes
- Common causes include Faulty Throttle Position Sensor (TPS), Faulty Throttle Position Sensor (TPS) harness is open or shorted, Faulty Throttle Position Sensor (TPS) 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 P1171 Audi Description
What are the Possible Causes of the DTC P1171 Audi?
- Faulty Throttle Position Sensor (TPS)
- Faulty Throttle Position Sensor (TPS) harness is open or shorted
- Faulty Throttle Position Sensor (TPS) circuit poor electrical connection
- Faulty Throttle Drive electric motor
- Faulty Throttle Valve Control Module
How to Fix the DTC P1171 Audi?
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 P1171 Audi 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 P1171 Audi Code
1. What does the OBDII code P1171 mean for an Audi?
P1171 indicates an issue with the Throttle Actuation Potentiometer Signal 2, typically related to range or performance problems.
2. What are the common symptoms of P1171 on an Audi?
Symptoms include poor throttle response, reduced engine performance, erratic idling, and possibly illumination of the check engine light.
3. What causes the P1171 code in an Audi?
Common causes include a faulty throttle position sensor, wiring issues, connector problems, or a malfunctioning throttle body.
4. Can a dirty throttle body trigger the P1171 code on an Audi?
Yes, carbon buildup or dirt on the throttle body can affect its operation and contribute to this code.
5. Is it safe to drive an Audi with the P1171 code?
Driving with P1171 may be possible but is not recommended as it could lead to reduced engine performance and potential safety issues.
6. How can P1171 be diagnosed?
Diagnosis typically involves checking the throttle position sensor, inspecting wiring and connectors, and testing the throttle body’s operation using a scan tool.
7. How do you fix the P1171 code on an Audi?
Repairs may include cleaning or replacing the throttle body, replacing the throttle position sensor, or addressing wiring and connector issues.
8. Will resetting the code fix P1171 on an Audi?
Resetting the code may temporarily clear it, but the underlying issue must be resolved to prevent it from returning.
9. Can a faulty ECU cause the P1171 code on an Audi?
While rare, a malfunctioning ECU or software issue could potentially contribute to this code.
10. How much does it cost to repair the P1171 code on an Audi?
Costs vary depending on the issue but can range from $150 to $600, depending on whether parts like the throttle body or sensor need replacement.
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