AutoCodes – Chevrolet – P013D 2015 Chevrolet Silverado

P013D 2015 Chevrolet Silverado Code - HO2S Slow Response Lean to Rich Bank 2 Sensor 2

Quick Answer

The Heated Oxygen Sensors (HO2S) are used for fuel control and catalyst monitoring. Common causes include Faulty Heated Oxygen Bank 2 Sensor 2, Heated Oxygen Bank 2 Sensor 2 harness is open or shorted, Heated Oxygen Bank 2 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: P013D 2015 Chevrolet Silverado indicates HO2S Slow Response Lean to Rich Bank 2 Sensor 2.
Common causes: Common causes include Faulty Heated Oxygen Bank 2 Sensor 2, Heated Oxygen Bank 2 Sensor 2 harness is open or shorted, Heated Oxygen Bank 2 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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 639

How popular is this code, among other codes? Low

Repair Importance Level

Moderate (Service soon) (2 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on May 28, 2022

Description
Possible Causes
How To Fix
Tech Notes ▶
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code P013D 2015 Chevrolet Silverado Description

The Heated Oxygen Sensors (HO2S) are used for fuel control and catalyst monitoring. Each HO2S compares the oxygen content of the surrounding air with the oxygen content of the exhaust stream. When the engine is started, the Engine Control Module (ECM) operates in an Open Loop mode, ignoring the HO2S signal voltage while calculating the air-to-fuel ratio. While the engine runs, the HO2S heats up and begins to generate a voltage within a range of 0 - 1, 000 mV. Once sufficient HO2S voltage fluctuation is observed by the ECM, Closed Loop is entered. The ECM uses the HO2S voltage to determine the air-to-fuel ratio. An HO2S voltage that increases toward 1, 000 mV indicates a rich fuel mixture. An HO2S voltage that decreases toward 0 mV indicates a lean fuel mixture.
The heating elements inside each HO2S heat the sensor to bring the sensor up to operating conditions faster. This allows the system to enter Closed Loop earlier and the ECM to calculate the air-to-fuel ratio sooner.
The Diagnostic Trouble Code (DTC) will be set when the ECM detects that the accumulated mass airflow monitored during lean-to-rich transitions between 350 - 650 mV is greater than calibrated value.

OBDII Code P013D 2015 Chevrolet Silverado - HO2S Slow Response Lean to Rich Bank 2 Sensor 2 - AutoCodes.com — P013D 2015 Chevrolet Silverado Code - HO2S Slow Response Lean to Rich Bank 2 Sensor 2

What does this mean?

What are the Possible Causes of the DTC P013D 2015 Chevrolet Silverado?

Faulty Heated Oxygen Bank 2 Sensor 2
Heated Oxygen Bank 2 Sensor 2 harness is open or shorted
Heated Oxygen Bank 2 Sensor 2 circuit poor electrical connection
Low or high fuel system pressure
Fuel contamination
Faulty fuel injectors
Exhaust gas leaks
Engine vacuum leaks

How to Fix the DTC P013D 2015 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.

What does this mean?

Code Tech Notes

Replacing the Rear Heated Oxygen Sensors (HO2S) usually takes care of the problem.

User Submitted Video

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P013D 2015 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 P013D 2015 Chevrolet Silverado code?

Need more information on how to fix the P013D 2015 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P013D 2015 Chevrolet Silverado 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 P013D 2015 Chevrolet Silverado Code

1. What does the OBDII code P013D mean for a 2015 Chevrolet Silverado?

P013D indicates that the downstream oxygen sensor (Bank 2 Sensor 2) has a slow response switching from a lean to rich condition, suggesting a possible issue with the sensor or exhaust system.

2. What are common symptoms of a P013D code?

Symptoms may include an illuminated check engine light, reduced fuel efficiency, poor engine performance, or irregular emissions test results.

3. What causes the P013D code in a 2015 Chevrolet Silverado?

Possible causes include a faulty oxygen sensor, exhaust leaks, wiring issues, contaminated sensor, or engine running too rich or lean.

4. Which oxygen sensor does P013D refer to?

P013D refers to the downstream oxygen sensor on Bank 2 (the side of the engine opposite cylinder 1), which monitors catalytic converter efficiency.

5. Can an exhaust leak cause a P013D code?

Yes, an exhaust leak near the sensor can introduce false readings, leading to a slow response code like P013D.

6. How can you diagnose a P013D code?

Diagnosis involves inspecting the oxygen sensor and wiring, checking for exhaust leaks, monitoring live sensor data with a scan tool, and testing the sensorâ€™s response time.

7. Can a dirty or contaminated oxygen sensor trigger P013D?

Yes, a sensor contaminated by oil, coolant, or fuel additives can respond slowly and trigger the P013D code.

8. Is it safe to drive with a P013D code?

While the vehicle may still run, driving with a P013D code can lead to poor fuel economy, increased emissions, and potential damage to the catalytic converter over time.

9. How do you fix the P013D code on a 2015 Chevrolet Silverado?

Repairs might include replacing the faulty oxygen sensor, fixing exhaust leaks, repairing damaged wiring, or addressing engine performance issues causing lean or rich conditions.

10. How much does it cost to fix a P013D code?

The cost can vary, but replacing an oxygen sensor typically ranges from $150 to $300, depending on labor and part prices, while fixing exhaust leaks or wiring issues could cost more.