AutoCodes – Chevrolet – P0036 2016 Chevrolet Silverado

P0036 2016 Chevrolet Silverado Code - HO2S Heater Control Circuit Bank 1 Sensor 2

Quick Answer

Heated Oxygen Sensors (HO2S) are used for fuel control and post catalyst monitoring. Common causes include Faulty Heated Oxygen Sensor (H2OS) Bank 1 Sensor 2, Heated Oxygen Sensor Bank 1 Sensor 2 harness is open shorted to ground, Heated Oxygen Sensor Bank 1 Sensor 2 circuit poor electrical connection. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.

What it means
P0036 2016 Chevrolet Silverado indicates HO2S Heater Control Circuit Bank 1 Sensor 2.
Common causes
Common causes include Faulty Heated Oxygen Sensor (H2OS) Bank 1 Sensor 2, Heated Oxygen Sensor Bank 1 Sensor 2 harness is open shorted to ground, Heated Oxygen Sensor Bank 1 Sensor 2 circuit poor electrical connection.
Severity
Moderate - service should be scheduled soon.
Can I drive?
The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
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Code Popularity 625
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 25, 2024
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Code P0036 2016 Chevrolet Silverado Description

Heated Oxygen Sensors (HO2S) are used for fuel control and post catalyst monitoring. Each HO2S compares the oxygen content of the surrounding air with the oxygen content in the exhaust stream. The HO2S must reach an operating temperature to provide an accurate voltage signal. A heating element inside the HO2S minimizes the time required for the sensors to reach operating temperature. Voltage is provided to the heater by an ignition voltage circuit through a fuse. With the engine running, the ground is provided to the heater by the HO2S heater low control circuit through a low side driver within the Engine Control Module (ECM). The ECM uses Pulse Width Modulation (PWM) to control the HO2S heater operation to maintain a specific HO2S operating temperature range.
The Diagnostic Trouble Code (DTC) will be set when the ECM detects an open circuit in the heater output low side driver circuit of the heated oxygen sensor when the heater is commanded OFF for greater than 5 s.
OBDII Code P0036 2016 Chevrolet Silverado - HO2S Heater Control Circuit Bank 1 Sensor 2 - AutoCodes.com
P0036 2016 Chevrolet Silverado Code - HO2S Heater Control Circuit Bank 1 Sensor 2

What are the Possible Causes of the DTC P0036 2016 Chevrolet Silverado?

  • Faulty Heated Oxygen Sensor (H2OS) Bank 1 Sensor 2
  • Heated Oxygen Sensor Bank 1 Sensor 2 harness is open shorted to ground
  • Heated Oxygen Sensor Bank 1 Sensor 2 circuit poor electrical connection
  • Heated Oxygen Sensor Bank 1 Sensor 2 circuit fuse
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P0036 2016 Chevrolet Silverado?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0036 2016 Chevrolet Silverado 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 P0036 2016 Chevrolet Silverado code?

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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 P0036 2016 Chevrolet Silverado Code

1. What does OBDII code P0036 on a 2016 Chevrolet Silverado mean?

The code P0036 indicates a malfunction in the HO2S (Heated Oxygen Sensor) heater control circuit for Bank 1 Sensor 2.

2. What are the common symptoms of a P0036 error code in a Chevrolet Silverado?

Common symptoms of P0036 may include poor fuel economy, rough idling, engine misfires, and the illumination of the Check Engine Light.

3. What could cause the P0036 code to appear on a 2016 Chevrolet Silverado?

Potential causes of the P0036 code include a faulty HO2S heater, damaged wiring or connectors in the sensor circuit, or a blown fuse related to the sensor's heating element.

4. How serious is the P0036 code in a Chevrolet Silverado?

While the vehicle may still be operable with this code present, it is important to address the issue promptly to prevent potential damage to the catalytic converter and ensure optimal engine performance.

5. Can I continue driving my Chevrolet Silverado with a P0036 code?

It is generally safe to drive the vehicle with the P0036 code, but it is recommended to have the issue diagnosed and repaired by a qualified mechanic as soon as possible.

6. How can I diagnose a P0036 error code on my Chevrolet Silverado?

Diagnosing a P0036 code typically involves using an OBDII scanner to retrieve the specific error code, checking the sensor's wiring and connectors for damage, and testing the sensor's heating element for proper function.

7. Is it possible to repair a P0036 code on a Chevrolet Silverado myself?

Depending on your mechanical skills, you may be able to replace the faulty HO2S sensor or repair damaged wiring yourself. However, for more complex issues, it is recommended to seek professional assistance.

8. How much does it cost to repair a P0036 code on a 2016 Chevrolet Silverado?

The cost of repairing a P0036 code can vary depending on the exact cause of the issue. Expenses may include the cost of parts, labor, and diagnostic fees, which could range from $100 to $300 or more.

9. Will resetting the Check Engine Light resolve the P0036 code in my Chevrolet Silverado?

Resetting the Check Engine Light may temporarily clear the code, but if the underlying issue causing the P0036 code is not addressed, the light is likely to come back on after some driving cycles.

10. How long does it take to repair a P0036 code on a Chevrolet Silverado?

The repair time for a P0036 code can vary depending on the specific cause of the issue and the availability of parts. In general, it may take anywhere from 1 to 3 hours to diagnose and repair the problem.

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