AutoCodes – Audi – P0070 Audi

P0070 Audi Code - Ambient Air Temperature Sensor Circuit

Quick Answer

The Powertrain Control Module (PCM) monitors the Ambient Air Temperature Sensor. Common causes include Faulty ambient air temperature sensor, Ambient air temperature sensor harness is open or shorted, Ambient air 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
P0070 Audi indicates Ambient Air Temperature Sensor Circuit.
Common causes
Common causes include Faulty ambient air temperature sensor, Ambient air temperature sensor harness is open or shorted, Ambient air 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 18,917
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Oct 25, 2019
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Code P0070 Audi Description

The Powertrain Control Module (PCM) monitors the Ambient Air Temperature Sensor. The PCM sets the OBDII code when the Ambient Air Temperature Sensor is not to factory specifications.
OBDII Code P0070 Audi - Ambient Air Temperature Sensor Circuit - AutoCodes.com
P0070 Audi Code - Ambient Air Temperature Sensor Circuit

What are the Possible Causes of the DTC P0070 Audi?

  • Faulty ambient air temperature sensor
  • Ambient air temperature sensor harness is open or shorted
  • Ambient air temperature sensor circuit poor electrical connection

How to Fix the DTC P0070 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 P0070 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 P0070 Audi code?

Need more information on how to fix the P0070 Audi code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0070 Audi code diagnosed by a professional: Find a repair shop in your area

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0070 Audi Code

1. What are the common symptoms of OBDII code P0070 in an Audi related to the Ambient Air Temperature Sensor Circuit?

- Common symptoms include inaccurate temperature readings on the vehicle's display, issues with the climate control system, and potential impact on engine performance.

2. What is the typical cause of OBDII code P0070 in an Audi related to the Ambient Air Temperature Sensor Circuit?

- The typical cause is a faulty ambient air temperature sensor, which may be damaged, disconnected, or sending incorrect signals to the vehicle's computer.

3. How can I diagnose the Ambient Air Temperature Sensor Circuit issue causing OBDII code P0070 in my Audi?

- Diagnosing the issue involves checking the sensor's wiring for damage, ensuring proper sensor connection, testing the sensor's resistance, and verifying temperature readings against actual ambient temperature.

4. Can a dirty or obstructed ambient air temperature sensor cause OBDII code P0070 in an Audi?

- Yes, a dirty or obstructed sensor can cause inaccurate temperature readings, leading to the triggering of code P0070. Cleaning or clearing any obstructions may resolve the issue.

5. Is it possible to reset OBDII code P0070 related to the Ambient Air Temperature Sensor Circuit in an Audi without fixing the underlying problem?

- While clearing the code may temporarily turn off the check engine light, the issue causing the code will persist. It is recommended to diagnose and repair the root cause of the problem to prevent further issues.

6. What are some repair tips for fixing OBDII code P0070 in an Audi related to the Ambient Air Temperature Sensor Circuit?

- Repair tips include checking and repairing damaged wiring, replacing the ambient air temperature sensor if faulty, ensuring proper sensor connection, and performing a reset after repairs.

7. How critical is it to address OBDII code P0070 in an Audi related to the Ambient Air Temperature Sensor Circuit promptly?

- While the code may not cause immediate drivability issues, ignoring it can lead to inaccuracies in temperature readings and potential impacts on the vehicle's climate control system and engine performance.

8. Can extreme weather conditions affect the performance of the Ambient Air Temperature Sensor in an Audi and trigger code P0070?

- Yes, extreme hot or cold weather conditions can affect the sensor's performance, leading to inaccurate readings and potentially triggering code P0070. It is essential to consider weather impacts during diagnosis.

9. Are there any recalls or technical service bulletins related to OBDII code P0070 in Audi vehicles due to Ambient Air Temperature Sensor Circuit issues?

- It is recommended to check with Audi dealerships or online resources for any recalls or technical service bulletins related to code P0070 in specific Audi models to stay informed about potential known issues.

10. Can a DIY enthusiast with basic automotive knowledge repair OBDII code P0070 in an Audi related to the Ambient Air Temperature Sensor Circuit?

- Depending on the individual's skill level, a DIY enthusiast with basic automotive knowledge may be able to diagnose and repair code P0070 by following step-by-step guides, utilizing appropriate tools, and seeking assistance if needed.

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