P1164 Audi Code - Fuel Temperature Sensor Implausible Signal
Quick Answer
P1164 Audi indicates Fuel Temperature Sensor Implausible Signal. Common causes include Faulty Fuel Temperature Sensor, Fuel Temperature Sensor harness is shorted, Fuel Temperature 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
- P1164 Audi indicates Fuel Temperature Sensor Implausible Signal.
- Common causes
- Common causes include Faulty Fuel Temperature Sensor, Fuel Temperature Sensor harness is shorted, Fuel Temperature 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 P1164 Audi Description
What are the Possible Causes of the DTC P1164 Audi?
- Faulty Fuel Temperature Sensor
- Fuel Temperature Sensor harness is shorted
- Fuel Temperature Sensor circuit poor electrical connection
How to Fix the DTC P1164 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 P1164 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.
Need more information about the P1164 Audi code?
Need more information on how to fix the P1164 Audi code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P1164 Audi code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P1164 Audi Code
1. What does the OBDII code P1164 mean on an Audi?
P1164 indicates an "Implausible Signal" from the fuel temperature sensor, meaning the sensor's readings are outside the expected range or inconsistent.
2. What are the common symptoms of code P1164?
Symptoms may include poor fuel efficiency, rough idling, difficulty starting, reduced engine performance, or the Check Engine Light being illuminated.
3. What causes the P1164 code to appear in an Audi?
Common causes include a faulty fuel temperature sensor, damaged or corroded wiring, poor electrical connections, or an issue with the engine control module (ECM).
4. Can a faulty fuel temperature sensor damage my engine?
While a faulty sensor itself won't directly damage the engine, inaccurate readings can lead to improper fuel delivery, which may cause performance issues over time.
5. How do I diagnose the P1164 code?
Start by scanning for codes, inspecting the fuel temperature sensor and its wiring for damage or corrosion, and checking live data to see if the sensor is providing plausible readings.
6. Is it safe to drive with the P1164 code?
Driving with this code is generally safe in the short term but may lead to decreased performance or fuel economy. Prompt diagnosis and repair are recommended.
7. How do I fix the P1164 code on my Audi?
Repairs may involve replacing the fuel temperature sensor, repairing damaged wiring or connectors, or updating/reprogramming the ECM if necessary.
8. Where is the fuel temperature sensor located in an Audi?
The fuel temperature sensor is typically located near the fuel injection system or integrated into the fuel rail, depending on the model.
9. How much does it cost to repair a P1164 code?
Repair costs vary but typically range from $100 to $300, depending on whether the issue is with the sensor itself or related wiring.
10. Can I clear the P1164 code without fixing the issue?
Clearing the code without addressing the underlying problem may temporarily turn off the Check Engine Light, but the code is likely to reappear.
Discuss the causes and fixes for P1164 Audi OBDII Code
Code P1164 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.
