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P2482 2015 Chevrolet Silverado Code - Exhaust Gas Temperature Sensor 5 Circuit High Voltage

Quick Answer

The P2482 code for a 2015 Chevrolet Silverado indicates a problem with the Exhaust Gas Temperature Sensor 5 Circuit High Voltage. Common causes include Faulty Exhaust Gas Temperature Sensor 5, Wiring issues such as a short or open circuit, Corrosion or damage to sensor connectors. 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
P2482 2015 Chevrolet Silverado indicates Exhaust Gas Temperature Sensor 5 Circuit High Voltage.
Common causes
Common causes include Faulty Exhaust Gas Temperature Sensor 5, Wiring issues such as a short or open circuit, Corrosion or damage to sensor connectors.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 07, 2024
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Code P2482 2015 Chevrolet Silverado Description

The P2482 code for a 2015 Chevrolet Silverado indicates a problem with the Exhaust Gas Temperature Sensor 5 Circuit High Voltage. This sensor is responsible for monitoring the temperature of the exhaust gas as it exits the engine. The sensor sends this data to the engine control module (ECM), which uses it to adjust fuel injection and timing for optimal engine performance and emissions control.

OBDII Code P2482 2015 Chevrolet Silverado - Exhaust Gas Temperature Sensor 5 Circuit High Voltage
P2482 2015 Chevrolet Silverado Code - Exhaust Gas Temperature Sensor 5 Circuit High Voltage

Common Causes of P2482 2015 Chevrolet Silverado

  1. Faulty Exhaust Gas Temperature Sensor 5
  2. Wiring issues such as a short or open circuit
  3. Corrosion or damage to sensor connectors
  4. ECM malfunction
  5. Exhaust system leaks or restrictions

Symptoms of P2482 2015 Chevrolet Silverado

  1. Decreased fuel efficiency
  2. Engine misfires
  3. Loss of engine power
  4. Illumination of the check engine light
  5. Increased emissions output

How to Fix P2482 2015 Chevrolet Silverado

  1. Begin by diagnosing the specific cause of the high voltage reading from the Exhaust Gas Temperature Sensor 5 using a scan tool.
  2. Inspect the sensor and its wiring for any visible damage or corrosion. Replace the sensor if necessary.
  3. Check the wiring harness for any breaks, shorts, or open circuits. Repair or replace wiring as needed.
  4. Clear the trouble code from the ECM memory and test drive the vehicle to ensure the issue has been resolved.
  5. If the problem persists, further diagnostic testing may be required to identify the root cause of the high voltage reading.

Cost to Fix P2482 2015 Chevrolet Silverado

The cost of repairing the P2482 code on a 2015 Chevrolet Silverado can vary depending on the specific cause of the issue. In general, the price range for parts and labor for this repair could be between $200 and $500. However, it's essential to consider that diagnostic time and labor rates at auto repair shops can vary, with hourly rates typically ranging from $80 to $150. It's recommended to contact local shops for a more precise estimate based on your location and vehicle specifics.

What does this mean?

Tech Notes for P2482 2015 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 P2482 2015 Chevrolet Silverado Code

1. What does the OBDII code P2482 mean on a 2015 Chevrolet Silverado?

P2482 indicates a high voltage issue in the Exhaust Gas Temperature (EGT) Sensor 5 circuit, which monitors exhaust temperatures for emissions control and engine protection.

2. What are the symptoms of P2482 on a 2015 Chevrolet Silverado?

Common symptoms include the check engine light turning on, reduced fuel efficiency, poor engine performance, and in some cases, the vehicle entering limp mode.

3. What causes the P2482 code on a 2015 Chevrolet Silverado?

Possible causes include a faulty EGT sensor, damaged or corroded wiring, loose electrical connections, or a malfunctioning powertrain control module (PCM).

4. Can I drive my 2015 Chevrolet Silverado with the P2482 code?

While the truck may still be drivable, continued operation can lead to engine damage or increased emissions. It’s best to address the issue promptly.

5. How do you diagnose the P2482 code on a 2015 Chevrolet Silverado?

Diagnosis involves using a scan tool to confirm the code, visually inspecting the EGT sensor and wiring, testing the sensor’s resistance, and checking for proper voltage signals.

6. How do you fix the P2482 code on a 2015 Chevrolet Silverado?

Repairs may include replacing the faulty EGT sensor, repairing or replacing damaged wiring, cleaning corroded connections, or reprogramming/updating the PCM if necessary.

7. Where is the Exhaust Gas Temperature Sensor 5 located on a 2015 Chevrolet Silverado?

Sensor 5 is typically located in the exhaust system, downstream of the diesel particulate filter (DPF), but exact placement can vary depending on the engine configuration.

8. What tools are needed to fix the P2482 code on a 2015 Chevrolet Silverado?

Common tools include an OBDII scanner, a multimeter for testing voltage and resistance, and basic hand tools for removing and replacing the sensor.

9. How much does it cost to repair the P2482 code on a 2015 Chevrolet Silverado?

Repair costs vary but typically range from $150 to $300 for parts and labor, depending on whether the sensor or wiring needs replacement.

10. Can a clogged DPF cause the P2482 code on a 2015 Chevrolet Silverado?

Yes, a clogged DPF can affect exhaust temperatures and potentially trigger this code if it causes abnormal readings in the EGT sensor.

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