P1173 Audi Code - Throttle Actuation Potentiometer Signal 2 Signal Too High
Quick Answer
P1173 Audi indicates Throttle Actuation Potentiometer Signal 2 Signal Too High. Common causes include Faulty Throttle Position Sensor (TPS), Throttle Position Sensor (TPS) harness is open or shorted, 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
- P1173 Audi indicates Throttle Actuation Potentiometer Signal 2 Signal Too High.
- Common causes
- Common causes include Faulty Throttle Position Sensor (TPS), Throttle Position Sensor (TPS) harness is open or shorted, 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 P1173 Audi Description
What are the Possible Causes of the DTC P1173 Audi?
- Faulty Throttle Position Sensor (TPS)
- Throttle Position Sensor (TPS) harness is open or shorted
- Throttle Position Sensor (TPS) circuit poor electrical connection
- Faulty Throttle Drive electric motor
- Faulty Throttle Valve Control Module
How to Fix the DTC P1173 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 P1173 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 P1173 Audi Code
1. What does the OBDII code P1173 mean for an Audi?
P1173 indicates that the Throttle Actuation Potentiometer Signal 2 is reading a voltage that is too high, which suggests a possible issue with the throttle control system.
2. What are the common symptoms of Audi code P1173?
Symptoms may include poor throttle response, engine hesitation, reduced performance, and possibly the Check Engine Light coming on.
3. What causes the P1173 code to appear on an Audi?
Potential causes include a faulty throttle position sensor, damaged wiring or connectors, or an issue with the electronic throttle control module.
4. Can I drive my Audi with code P1173?
Driving with this code is not recommended, as it can affect throttle control and engine performance, potentially leading to unsafe driving conditions.
5. How can I diagnose an Audi with code P1173?
Diagnosis typically involves inspecting the throttle position sensor, checking wiring and connectors for damage, and using a scan tool to monitor sensor readings.
6. How do I fix the P1173 code on an Audi?
Repairs may include replacing the throttle position sensor, repairing damaged wiring or connectors, or addressing issues with the throttle control module.
7. Does code P1173 require a throttle position sensor replacement?
Not always. The code could also be caused by wiring issues or a fault in the throttle control system, so thorough diagnosis is important.
8. How much does it cost to repair Audi code P1173?
The repair cost varies depending on the root cause, but throttle position sensor replacement typically ranges from $100 to $300, including parts and labor.
9. Can a dirty throttle body cause the P1173 code?
A dirty throttle body can interfere with throttle operation and sensor readings, so cleaning it might help resolve the issue.
10. Will clearing the code P1173 fix the problem on an Audi?
Clearing the code might temporarily remove the Check Engine Light, but the underlying issue must be resolved to prevent the code from returning.
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