Engine-Codes.com
Engine-Codes – Chevrolet – P245D 2016 Chevrolet Silverado

P245D 2016 Chevrolet Silverado Code - Exhaust Gas Recirculation Cooler Bypass Control Circuit High Voltage

Quick Answer

The P245D diagnostic trouble code (DTC) indicates a problem with the Exhaust Gas Recirculation (EGR) cooler bypass control circuit in a 2016 Chevrolet Silverado. Common causes include Faulty EGR Cooler: A malfunctioning EGR cooler can lead to improper control of exhaust gas recirculation, Wiring Issues: Damaged or corroded wiring and connectors in the EGR cooler bypass control circuit can cause high voltage readings, ECM Malfunction: A failure in the Engine Control Module itself can misinterpret signals and trigger the code. 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
P245D 2016 Chevrolet Silverado indicates Exhaust Gas Recirculation Cooler Bypass Control Circuit High Voltage.
Common causes
Common causes include Faulty EGR Cooler: A malfunctioning EGR cooler can lead to improper control of exhaust gas recirculation, Wiring Issues: Damaged or corroded wiring and connectors in the EGR cooler bypass control circuit can cause high voltage readings, ECM Malfunction: A failure in the Engine Control Module itself can misinterpret signals and trigger the code.
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 Oct 06, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P245D 2016 Chevrolet Silverado Description

The P245D diagnostic trouble code (DTC) indicates a problem with the Exhaust Gas Recirculation (EGR) cooler bypass control circuit in a 2016 Chevrolet Silverado. This code is triggered when the Engine Control Module (ECM) detects a high voltage condition in the EGR cooler bypass control circuit. The EGR system is crucial for reducing nitrogen oxide (NOx) emissions by recirculating a portion of the exhaust gases back into the engine's intake manifold, which helps lower combustion temperatures.

OBDII Code P245D 2016 Chevrolet Silverado - Exhaust Gas Recirculation Cooler Bypass Control Circuit High Voltage
P245D 2016 Chevrolet Silverado Code - Exhaust Gas Recirculation Cooler Bypass Control Circuit High Voltage

Common Causes of P245D 2016 Chevrolet Silverado

  1. Faulty EGR Cooler: A malfunctioning EGR cooler can lead to improper control of exhaust gas recirculation.
  2. Wiring Issues: Damaged or corroded wiring and connectors in the EGR cooler bypass control circuit can cause high voltage readings.
  3. ECM Malfunction: A failure in the Engine Control Module itself can misinterpret signals and trigger the code.
  4. Vacuum Leaks: Leaks in the vacuum system can affect the EGR operation, leading to erroneous voltage readings.
  5. Faulty Sensors: Malfunctioning sensors, such as the EGR temperature sensor, can provide incorrect data to the ECM.

Symptoms of P245D 2016 Chevrolet Silverado

  1. Check Engine Light: The most immediate symptom is the illumination of the check engine light on the dashboard.
  2. Poor Engine Performance: Drivers may notice a decrease in power, acceleration, and overall engine responsiveness.
  3. Increased Emissions: The vehicle may fail emissions testing due to elevated NOx levels.
  4. Rough Idling: The engine may exhibit rough or unstable idling, indicating irregular combustion.
  5. Decreased Fuel Efficiency: A noticeable drop in miles per gallon (MPG) may occur due to inefficient combustion processes.

How to Fix P245D 2016 Chevrolet Silverado

  1. Visual Inspection: Begin with a thorough visual inspection of the EGR cooler, wiring, and connectors for any signs of damage or corrosion.
  2. Test Voltage Levels: Use a multimeter to check the voltage levels in the EGR cooler bypass control circuit to identify any irregularities.
  3. Replace Faulty Components: If any faulty wiring, connectors, or the EGR cooler itself are identified, replace them as necessary.
  4. ECM Reprogramming or Replacement: If the ECM is found to be malfunctioning, it may need to be reprogrammed or replaced.
  5. Clear Codes and Test Drive: After repairs, clear the DTCs and perform a test drive to ensure the issue is resolved and the check engine light does not reappear.

Cost to Fix P245D 2016 Chevrolet Silverado

The cost to diagnose and repair the P245D code can vary widely based on the specific issue and local labor rates. On average, the total cost for repairs can range from $200 to $1,000. This estimate includes parts and labor, with parts typically costing between $50 and $500 depending on whether the EGR cooler, wiring, or ECM needs replacement. Labor costs can vary significantly, as most auto repair shops charge between $80 and $150 per hour. In metropolitan areas or at dealerships, rates may be higher, while independent shops may offer lower rates. It’s advisable to check with local repair shops for a more precise estimate based on your specific situation.

Need more information about the P245D 2016 Chevrolet Silverado code?

Need more information on how to fix the P245D 2016 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P245D 2016 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 P245D 2016 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code P245D in a 2016 Chevrolet Silverado?

The common symptoms of code P245D include the check engine light illuminating on the dashboard, reduced engine performance, and potential rough idling or stalling.

2. What does the OBDII code P245D in a 2016 Chevrolet Silverado indicate?

Code P245D indicates a problem with the Exhaust Gas Recirculation (EGR) cooler bypass control circuit, specifically detecting high voltage levels.

3. What are the possible causes of code P245D in a 2016 Chevrolet Silverado?

Possible causes of code P245D include a faulty EGR cooler bypass control solenoid, damaged wiring or connectors in the circuit, a malfunctioning EGR valve, or issues with the engine control module.

4. How can I diagnose the cause of OBDII code P245D in my 2016 Chevrolet Silverado?

Diagnosing code P245D typically involves using a scan tool to retrieve and analyze the stored fault codes, testing the EGR cooler bypass control solenoid and related components for proper function, and inspecting the wiring and connectors for any damage or corrosion.

5. What are the repair options for resolving code P245D in a 2016 Chevrolet Silverado?

Repair options for addressing code P245D may include replacing the faulty EGR cooler bypass control solenoid, repairing damaged wiring or connectors, cleaning or replacing the EGR valve, or reprogramming the engine control module.

6. Can driving with OBDII code P245D in a 2016 Chevrolet Silverado cause further damage?

Continued driving with code P245D may lead to reduced fuel efficiency, increased emissions, and potential damage to other engine components over time. It is recommended to address the issue promptly.

7. How much does it typically cost to repair OBDII code P245D in a 2016 Chevrolet Silverado?

The cost of repairing code P245D can vary depending on the exact cause of the issue, the labor rates in your area, and whether any parts need to be replaced. It's advisable to consult a professional mechanic for an accurate estimate.

8. Is it safe to continue driving my 2016 Chevrolet Silverado with the check engine light on due to code P245D?

While the vehicle may still be operable with code P245D, it is recommended to have the issue diagnosed and repaired as soon as possible to prevent potential long-term damage and ensure optimal engine performance.

9. Can I reset the check engine light caused by code P245D in my 2016 Chevrolet Silverado?

Resetting the check engine light without addressing the underlying issue will not solve the problem. It's important to diagnose the cause of code P245D and perform the necessary repairs before resetting the light.

10. How often does OBDII code P245D occur in a 2016 Chevrolet Silverado?

Code P245D related to the Exhaust Gas Recirculation cooler bypass control circuit high voltage is not as common as some other OBDII codes but can still occur due to various factors. Regular vehicle maintenance can help prevent such issues from arising.

Discuss the causes and fixes for P245D 2016 Chevrolet Silverado OBDII Code

Submit a New Comment

Code P245D 2016 Chevrolet Silverado comments

No comments found for this page.