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P2032 2016 Chevrolet Silverado Code - Exhaust Gas Temperature Sensor 2 Circuit Low Voltage

Quick Answer

The P2032 code for a 2016 Chevrolet Silverado indicates a problem with the Exhaust Gas Temperature Sensor 2 Circuit, specifically detecting a low voltage. Common causes include Faulty Exhaust Gas Temperature Sensor 2, Damaged wiring or connectors leading to the sensor, Corrosion or debris affecting sensor performance. 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
P2032 2016 Chevrolet Silverado indicates Exhaust Gas Temperature Sensor 2 Circuit Low Voltage.
Common causes
Common causes include Faulty Exhaust Gas Temperature Sensor 2, Damaged wiring or connectors leading to the sensor, Corrosion or debris affecting sensor performance.
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 Sep 12, 2024
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Code P2032 2016 Chevrolet Silverado Description

The P2032 code for a 2016 Chevrolet Silverado indicates a problem with the Exhaust Gas Temperature Sensor 2 Circuit, specifically detecting a low voltage. This sensor is responsible for measuring the temperature of the exhaust gases before they enter the catalytic converter. The data collected by this sensor is crucial for the engine control unit to adjust fuel mixture and timing to optimize engine performance and reduce emissions.

OBDII Code P2032 2016 Chevrolet Silverado - Exhaust Gas Temperature Sensor 2 Circuit Low Voltage
P2032 2016 Chevrolet Silverado Code - Exhaust Gas Temperature Sensor 2 Circuit Low Voltage

Common Causes of P2032 2016 Chevrolet Silverado

  1. Faulty Exhaust Gas Temperature Sensor 2
  2. Damaged wiring or connectors leading to the sensor
  3. Corrosion or debris affecting sensor performance
  4. Engine control module issues
  5. Exhaust system leaks

Symptoms of P2032 2016 Chevrolet Silverado

  1. Poor fuel efficiency
  2. Engine misfires or hesitation
  3. Illuminated check engine light
  4. Rough idling
  5. Increased emissions

How to Fix P2032 2016 Chevrolet Silverado

  1. Begin by diagnosing the issue with a scan tool to confirm the P2032 code and identify the specific component causing the problem.
  2. Inspect the Exhaust Gas Temperature Sensor 2 and its wiring for any signs of damage, corrosion, or debris. Replace the sensor if necessary.
  3. Check the wiring and connectors associated with the sensor for any faults or loose connections. Repair or replace as needed.
  4. Clear the code from the engine control module and test drive the vehicle to ensure the issue has been resolved.
  5. If the problem persists, further diagnostics may be required to pinpoint the root cause, such as checking the engine control module or exhaust system for faults.

Cost to Fix P2032 2016 Chevrolet Silverado

The cost of repairing a P2032 code on a 2016 Chevrolet Silverado can vary depending on the specific issue causing the fault. On average, the replacement of an Exhaust Gas Temperature Sensor 2 can range from $100 to $200, including parts and labor. Additional costs may apply if wiring or connectors need to be repaired or replaced. It is recommended to consult with a qualified mechanic or auto repair shop for a more accurate estimate based on the individual circumstances of the vehicle. Keep in mind that labor rates can vary between different locations and types of repair facilities.

What does this mean?

Tech Notes for P2032 2016 Chevrolet Silverado

After starting the engine, the exhaust gas temperature sensor temperature should rise steadily, then stabilize after the engine reaches operating temperature. Exhaust gas temperature sensors may fail intermittently while operating under extreme temperatures. Review the Freeze Frame/Failure Records to verify the failure criteria.

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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 P2032 2016 Chevrolet Silverado Code

What does the OBDII code P2032 mean on a 2016 Chevrolet Silverado?

The P2032 code indicates that the Exhaust Gas Temperature (EGT) Sensor 2 is reporting a low voltage signal, which may mean the sensor is not functioning properly or the circuit is experiencing an issue.

What are the symptoms of code P2032 on a 2016 Chevrolet Silverado?

Common symptoms include an illuminated check engine light, reduced fuel efficiency, poor engine performance, or the vehicle entering limp mode in some cases.

What causes the P2032 code to appear?

Possible causes include a faulty EGT sensor, damaged wiring or connectors, corrosion in the circuit, a short in the wiring, or issues with the engine control module (ECM).

Can I drive my 2016 Chevrolet Silverado with the P2032 code?

While the vehicle may still be driveable, driving with this code could lead to increased emissions, reduced performance, and potential damage to the exhaust or aftertreatment system.

Where is Exhaust Gas Temperature Sensor 2 located?

On a 2016 Chevrolet Silverado, EGT Sensor 2 is typically located in the exhaust system downstream of the diesel particulate filter (DPF) or catalytic converter.

How do I diagnose the P2032 code on my Silverado?

Start by inspecting the wiring and connectors for damage or corrosion, then use a multimeter to test the sensor’s voltage. A scan tool can also help monitor live data from the sensor to confirm its operation.

How do I fix the P2032 code on a 2016 Chevrolet Silverado?

Repairs may include replacing the faulty EGT sensor, repairing or replacing damaged wiring or connectors, or updating/reprogramming the ECM if necessary.

How much does it cost to fix a P2032 code?

Repair costs can vary, but replacing the EGT sensor typically ranges from $150 to $300, including parts and labor. Wiring repairs may cost less if no sensor replacement is needed.

Can a faulty EGT sensor damage my engine or exhaust system?

Yes, a faulty EGT sensor can lead to improper exhaust system operation, potentially causing damage to components like the DPF, catalytic converter, or turbocharger over time.

Do I need a professional mechanic to fix the P2032 code?

While some experienced DIYers can handle sensor replacement, diagnosing wiring or ECM issues may require advanced tools and expertise, so a professional mechanic is recommended in those cases.

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