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B0158 2014 Chevrolet Silverado Code - Ambient Air Temperature Sensor Circuit

Quick Answer

The B0158 diagnostic trouble code for a 2014 Chevrolet Silverado relates to the Ambient Air Temperature Sensor Circuit. Common causes include Faulty ambient air temperature sensor, Wiring or connector issues in the sensor circuit, Corrosion or damage to the sensor or its wiring. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means
B0158 2014 Chevrolet Silverado indicates Ambient Air Temperature Sensor Circuit.
Common causes
Common causes include Faulty ambient air temperature sensor, Wiring or connector issues in the sensor circuit, Corrosion or damage to the sensor or its wiring.
Severity
Low - monitor the vehicle and repair when practical.
Can I drive?
The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
What is this?
Table of contents Created and updated by William Orellana on Aug 19, 2024
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Code B0158 2014 Chevrolet Silverado Description

The B0158 diagnostic trouble code for a 2014 Chevrolet Silverado relates to the Ambient Air Temperature Sensor Circuit. This sensor is responsible for measuring the temperature of the air outside the vehicle. The data collected by this sensor is used by the vehicle's HVAC system to adjust the interior climate control settings accordingly. If the sensor is not functioning properly, it can lead to inaccurate temperature readings and affect the performance of the climate control system.

OBDII Code B0158 2014 Chevrolet Silverado - Ambient Air Temperature Sensor Circuit
B0158 2014 Chevrolet Silverado Code - Ambient Air Temperature Sensor Circuit

Common Causes of B0158 2014 Chevrolet Silverado

  1. Faulty ambient air temperature sensor.
  2. Wiring or connector issues in the sensor circuit.
  3. Corrosion or damage to the sensor or its wiring.
  4. Electrical problems in the climate control system.
  5. Environmental factors such as extreme temperatures or moisture affecting the sensor.

Symptoms of B0158 2014 Chevrolet Silverado

  1. Inaccurate temperature readings on the climate control display.
  2. Erratic behavior of the HVAC system, such as sudden changes in fan speed or temperature.
  3. A malfunction indicator light (MIL) may illuminate on the dashboard.
  4. Poor performance of the air conditioning system.
  5. Inability to defrost or defog the windshield effectively.

How to Fix B0158 2014 Chevrolet Silverado

  1. Consult the vehicle's service manual to locate the ambient air temperature sensor.
  2. Inspect the sensor and its wiring for any visible damage or corrosion.
  3. Test the sensor using a multimeter to check for proper resistance values.
  4. Replace the sensor if it is found to be faulty.
  5. Clear the diagnostic trouble codes from the vehicle's computer to reset the system.

Cost to Fix B0158 2014 Chevrolet Silverado

The cost of repairing a B0158 code on a 2014 Chevrolet Silverado can vary depending on the specific cause of the issue. Generally, the cost of a new ambient air temperature sensor ranges from $20 to $50, while labor costs can be between $50 and $100 per hour. Overall, the total repair cost could range from $100 to $300. However, it is recommended to obtain a detailed quote from a certified mechanic or dealership, as prices may vary based on location and other factors.

What does this mean?

Tech Notes for B0158 2014 Chevrolet Silverado

B0158:02 Ambient Air Temperature Sensor Circuit Short to Ground
B0158:05 Ambient Air Temperature Sensor Circuit High Voltage/Open





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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 B0158 2014 Chevrolet Silverado Code

1. What are common symptoms of a faulty Ambient Air Temperature Sensor Circuit (OBDII code B0158) in a 2014 Chevrolet Silverado?

The common symptoms include inaccurate temperature readings on the vehicle's display, issues with the HVAC system, and potential impact on the vehicle's fuel economy.

2. What are possible causes of the Ambient Air Temperature Sensor Circuit fault code B0158 in a 2014 Chevrolet Silverado?

Possible causes include a malfunctioning ambient air temperature sensor, damaged wiring or connectors related to the sensor, or a faulty body control module.

3. How can I diagnose the Ambient Air Temperature Sensor Circuit issue in my 2014 Chevrolet Silverado?

Diagnosing the issue involves inspecting the sensor and its wiring for any visible damage, testing the sensor's resistance, and using a scan tool to read the live data from the sensor.

4. Can I drive my 2014 Chevrolet Silverado with the B0158 OBDII code for the Ambient Air Temperature Sensor Circuit?

While it may be possible to drive the vehicle with this code, it is recommended to address the issue promptly to prevent any negative effects on the vehicle's performance and fuel efficiency.

5. How can I repair the Ambient Air Temperature Sensor Circuit problem in my 2014 Chevrolet Silverado?

Repairing the issue may involve replacing the ambient air temperature sensor, repairing any damaged wiring or connectors, or reprogramming the body control module if necessary.

6. Are there any DIY tips for fixing the Ambient Air Temperature Sensor Circuit fault code B0158 in a 2014 Chevrolet Silverado?

DIY tips include ensuring the sensor is properly connected, checking for any visible damage to the sensor or its wiring, and consulting the vehicle's service manual for specific repair procedures.

7. Will fixing the Ambient Air Temperature Sensor Circuit issue reset the Check Engine Light in my 2014 Chevrolet Silverado?

Once the underlying issue causing the fault code B0158 is resolved and the system is cleared, the Check Engine Light should reset on its own after a few drive cycles if no other issues are present.

8. How much does it typically cost to repair the Ambient Air Temperature Sensor Circuit problem in a 2014 Chevrolet Silverado?

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

9. What are the long-term effects of ignoring the Ambient Air Temperature Sensor Circuit fault code B0158 in a 2014 Chevrolet Silverado?

Ignoring this fault code may lead to continued inaccuracies in temperature readings, potential issues with the vehicle's HVAC system, and a possible decrease in fuel efficiency over time.

10. Can extreme weather conditions affect the performance of the Ambient Air Temperature Sensor in a 2014 Chevrolet Silverado?

Yes, extreme hot or cold weather conditions can impact the sensor's performance and accuracy, potentially triggering the B0158 fault code.

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