Engine-CodesChevrolet – P0070 2017 Chevrolet Silverado

P0070 2017 Chevrolet Silverado Code - Ambient Air Temperature Sensor Circuit

Quick Answer

The P0070 diagnostic trouble code (DTC) for a 2017 Chevrolet Silverado refers to an issue with the Ambient Air Temperature Sensor Circuit. Common causes include Faulty Ambient Air Temperature Sensor, Damaged wiring or connectors in the sensor circuit, Corrosion or debris affecting sensor operation. 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 2017 Chevrolet Silverado indicates Ambient Air Temperature Sensor Circuit.
Common causes
Common causes include Faulty Ambient Air Temperature Sensor, Damaged wiring or connectors in the sensor circuit, Corrosion or debris affecting sensor operation.
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.
Table of contents Created and updated by William Orellana on Sep 16, 2024
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Code P0070 2017 Chevrolet Silverado Description

The P0070 diagnostic trouble code (DTC) for a 2017 Chevrolet Silverado refers to an issue with the Ambient Air Temperature Sensor Circuit. This sensor is responsible for measuring the temperature of the air outside the vehicle and providing this information to the engine control module (ECM). The ECM uses this data to adjust various parameters such as fuel mixture, ignition timing, and emissions control.

OBDII Code P0070 2017 Chevrolet Silverado - Ambient Air Temperature Sensor Circuit
P0070 2017 Chevrolet Silverado Code - Ambient Air Temperature Sensor Circuit

Common Causes of P0070 2017 Chevrolet Silverado

  1. Faulty Ambient Air Temperature Sensor
  2. Damaged wiring or connectors in the sensor circuit
  3. Corrosion or debris affecting sensor operation
  4. ECM software issue
  5. Environmental factors such as extreme temperatures affecting sensor performance

Symptoms of P0070 2017 Chevrolet Silverado

  1. Check Engine Light illuminated on the dashboard
  2. Inaccurate temperature readings displayed on the vehicle's display
  3. Poor fuel efficiency
  4. Engine running rough or stalling
  5. HVAC system not functioning correctly

How to Fix P0070 2017 Chevrolet Silverado

  1. Begin by locating the Ambient Air Temperature Sensor, typically located near the front grille or bumper of the vehicle.
  2. Inspect the sensor and its wiring for any visible damage, corrosion, or debris. Clean the sensor and connectors if necessary.
  3. Test the sensor using a multimeter to ensure it is functioning correctly. Replace the sensor if it is faulty.
  4. Clear the DTC using an OBD-II scanner and monitor the vehicle for any recurring issues.
  5. If the problem persists, further diagnostics may be required to identify any underlying wiring or ECM issues.

Cost to Fix P0070 2017 Chevrolet Silverado

The cost of repairing the Ambient Air Temperature Sensor Circuit can vary depending on the specific cause of the issue. In general, the price of a new Ambient Air Temperature Sensor ranges from $20 to $50, while labor costs can range from $80 to $150 per hour. The total repair cost, including parts and labor, may range from $100 to $300. It is advisable to consult with a professional mechanic to get an accurate estimate based on your vehicle's make and model.

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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 2017 Chevrolet Silverado Code

1. What is OBDII code P0070 in a 2017 Chevrolet Silverado?

- OBDII code P0070 indicates a fault with the Ambient Air Temperature Sensor Circuit in the vehicle.

2. What are the common symptoms of a P0070 code in a 2017 Chevrolet Silverado?

- Common symptoms include incorrect temperature readings on the dashboard, poor fuel efficiency, and potential issues with the vehicle's climate control system.

3. What are the possible causes of a P0070 code in a 2017 Chevrolet Silverado?

- The possible causes include a faulty ambient air temperature sensor, damaged wiring or connectors in the sensor circuit, or issues with the sensor's calibration.

4. How can I diagnose a P0070 code in my 2017 Chevrolet Silverado?

- Diagnosing a P0070 code involves checking the sensor's wiring and connectors for damage, testing the sensor's resistance, and verifying the sensor's readings with a scan tool.

5. Can I drive my 2017 Chevrolet Silverado with a P0070 code?

- It is generally safe to drive the vehicle with a P0070 code, but it is recommended to have the issue diagnosed and repaired as soon as possible to prevent potential fuel efficiency and climate control problems.

6. How can I repair a P0070 code in my 2017 Chevrolet Silverado?

- Repairing a P0070 code may involve replacing the ambient air temperature sensor, repairing damaged wiring or connectors, or recalibrating the sensor as per manufacturer's specifications.

7. Is resetting the check engine light enough to fix a P0070 code in a 2017 Chevrolet Silverado?

- Simply resetting the check engine light will not fix the underlying issue causing the P0070 code. Proper diagnosis and repair of the sensor circuit are necessary to resolve the problem.

8. Can extreme weather conditions affect the ambient air temperature sensor and trigger a P0070 code in a 2017 Chevrolet Silverado?

- Yes, extreme temperatures can affect the performance of the ambient air temperature sensor and potentially trigger a P0070 code. It is important to consider weather conditions during diagnosis.

9. How much does it typically cost to repair a P0070 code in a 2017 Chevrolet Silverado?

- The cost of repairing a P0070 code can vary depending on the cause of the issue, but it may range from $100 to $300 for parts and labor at a dealership or repair shop.

10. Will a P0070 code affect the overall performance of my 2017 Chevrolet Silverado?

- While a P0070 code may not directly impact the vehicle's drivability, it can lead to issues with fuel efficiency and climate control operation if left unresolved. It is best to address the problem promptly.

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