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P153C 2018 Chevrolet Silverado Code - Engine Speed Signal Message Counter Incorrect

Quick Answer

The diagnostic trouble code P153C on a 2018 Chevrolet Silverado indicates that the Engine Speed Signal Message Counter is incorrect. Common causes include Faulty crankshaft position sensor: A malfunctioning sensor can provide inaccurate engine speed signals to the ECM, Damaged engine speed sensor: A defective sensor can cause incorrect readings of engine speed, leading to the code P153C, Wiring issues: Poor electrical connections or damaged wiring harness can disrupt the engine speed signal transmission. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P153C 2018 Chevrolet Silverado indicates Engine Speed Signal Message Counter Incorrect.
Common causes
Common causes include Faulty crankshaft position sensor: A malfunctioning sensor can provide inaccurate engine speed signals to the ECM, Damaged engine speed sensor: A defective sensor can cause incorrect readings of engine speed, leading to the code P153C, Wiring issues: Poor electrical connections or damaged wiring harness can disrupt the engine speed signal transmission.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
What is this?
Table of contents Created and updated by William Orellana on Sep 11, 2024
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Code P153C 2018 Chevrolet Silverado Description

The diagnostic trouble code P153C on a 2018 Chevrolet Silverado indicates that the Engine Speed Signal Message Counter is incorrect. This means that the Engine Control Module (ECM) is not receiving the correct number of engine speed signals within a specified time frame. The engine speed signal is crucial for the ECM to accurately control fuel injection, ignition timing, and other engine functions. When the signal counter is incorrect, it can lead to poor engine performance, rough idling, decreased fuel efficiency, and potential engine misfires.

OBDII Code P153C 2018 Chevrolet Silverado - Engine Speed Signal Message Counter Incorrect
P153C 2018 Chevrolet Silverado Code - Engine Speed Signal Message Counter Incorrect

Common Causes of P153C 2018 Chevrolet Silverado

  1. Faulty crankshaft position sensor: A malfunctioning sensor can provide inaccurate engine speed signals to the ECM.
  2. Damaged engine speed sensor: A defective sensor can cause incorrect readings of engine speed, leading to the code P153C.
  3. Wiring issues: Poor electrical connections or damaged wiring harness can disrupt the engine speed signal transmission.
  4. Malfunctioning ECM: A faulty Engine Control Module may not process the engine speed signals correctly, triggering the code.

Symptoms of P153C 2018 Chevrolet Silverado

  1. Rough idling: The engine may shake or vibrate excessively at idle due to incorrect engine speed signal processing.
  2. Decreased fuel efficiency: The ECM may not be able to adjust fuel delivery accurately, resulting in increased fuel consumption.
  3. Engine misfires: Incorrect engine speed signals can cause the ECM to misfire cylinders, leading to performance issues and potential damage.
  4. Check Engine Light: The vehicle's onboard diagnostic system may illuminate the Check Engine Light to indicate the issue with the engine speed signal message counter.

How to Fix P153C 2018 Chevrolet Silverado

  1. Diagnose the issue: Use a scan tool to retrieve the code and perform further diagnostics to pinpoint the exact cause of the incorrect engine speed signal message counter.
  2. Inspect sensors and wiring: Check the crankshaft position sensor, engine speed sensor, and related wiring for any signs of damage or malfunction.
  3. Replace faulty components: Replace any faulty sensors or wiring that are causing the incorrect engine speed signal counter.
  4. Clear the code: Once the repairs are completed, clear the diagnostic trouble code from the ECM memory to reset the system.
  5. Test drive: Take the vehicle for a test drive to ensure that the engine speed signals are now being processed correctly and that the issue has been resolved.

Cost to Fix P153C 2018 Chevrolet Silverado

The typical repair costs for addressing the P153C code on a 2018 Chevrolet Silverado can range from $150 to $500, depending on the specific cause of the issue and the extent of repairs needed. This estimate includes the cost of parts, such as sensors or wiring harnesses, and labor charges. Keep in mind that diagnostic time and labor rates can vary among auto repair shops, so it's advisable to check with local service providers for a more accurate estimate.

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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 P153C 2018 Chevrolet Silverado Code

1. What are the common symptoms of OBDII code P153C in a 2018 Chevrolet Silverado?

The common symptoms of OBDII code P153C in a 2018 Chevrolet Silverado may include engine misfires, stalling, rough idling, and a noticeable decrease in engine performance.

2. What can cause the OBDII code P153C to trigger in a 2018 Chevrolet Silverado?

The OBDII code P153C in a 2018 Chevrolet Silverado is typically triggered by an incorrect engine speed signal message counter, which may result from a faulty engine speed sensor or wiring issues.

3. How can I diagnose the OBDII code P153C in my 2018 Chevrolet Silverado?

To diagnose the OBDII code P153C in a 2018 Chevrolet Silverado, you can use a diagnostic scanner to read the trouble codes, inspect the engine speed sensor and related wiring for any damage, and perform a thorough visual inspection of the engine components.

4. Is it safe to continue driving my 2018 Chevrolet Silverado with the OBDII code P153C present?

It is not recommended to continue driving your 2018 Chevrolet Silverado with the OBDII code P153C present, as it can lead to further engine damage and potential safety hazards. It is best to address the issue promptly.

5. How can I repair the OBDII code P153C in my 2018 Chevrolet Silverado?

To repair the OBDII code P153C in a 2018 Chevrolet Silverado, you may need to replace the faulty engine speed sensor, repair any damaged wiring, and clear the trouble codes using a diagnostic scanner.

6. Can a DIY enthusiast fix the OBDII code P153C issue in a 2018 Chevrolet Silverado?

While some DIY enthusiasts may have the skills to address the OBDII code P153C in a 2018 Chevrolet Silverado, it is recommended to seek professional help for accurate diagnosis and proper repair to ensure the issue is resolved correctly.

7. Will resetting the OBDII code P153C in my 2018 Chevrolet Silverado make it go away permanently?

Resetting the OBDII code P153C in a 2018 Chevrolet Silverado may temporarily clear the code, but if the underlying issue causing the code to trigger is not addressed, it is likely to reappear. It is essential to diagnose and repair the root cause of the problem.

8. How much does it cost to fix the OBDII code P153C in a 2018 Chevrolet Silverado at a repair shop?

The cost of fixing the OBDII code P153C in a 2018 Chevrolet Silverado at a repair shop can vary depending on the specific repairs needed, parts required, and labor costs. It is advisable to obtain quotes from different shops for an accurate estimate.

9. Can a bad battery or alternator cause the OBDII code P153C to appear in a 2018 Chevrolet Silverado?

While a bad battery or alternator can cause various issues in a vehicle, they are not typically associated with triggering the OBDII code P153C specifically. It is best to focus on diagnosing the engine speed sensor and related components.

10. How long does it take to fix the OBDII code P153C issue in a 2018 Chevrolet Silverado?

The time required to fix the OBDII code P153C issue in a 2018 Chevrolet Silverado can vary depending on the extent of the repairs needed and the availability of parts. Simple fixes may take a few hours, while more complex issues could require a day or more.

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