AutoCodes – Cadillac – P153C Cadillac

P153C Cadillac Code - Engine Speed Signal Message Counter Incorrect

Quick Answer

Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Common causes include Faulty Engine Control Module (ECM), Engine Control Module harness is open or shorted, Engine Control Module circuit poor electrical connection. 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 Cadillac indicates Engine Speed Signal Message Counter Incorrect.
Common causes: Common causes include Faulty Engine Control Module (ECM), Engine Control Module harness is open or shorted, Engine Control Module circuit poor electrical connection.
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.

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Code Popularity 420

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

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

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P153C Cadillac Description

Control modules connected to the serial data circuits monitor the communication during normal vehicle operation. Operating information and commands are exchanged among the control modules. Each module on the serial data circuit maintains a transmit error counter and a receive error counter. The counter values increase with detected errors and decrease with error-free messages. The Diagnostic Trouble Code (DTC) will be set when the Engine Speed Signal Message Counter is Incorrect.

OBDII Code P153C Cadillac - Engine Speed Signal Message Counter Incorrect - AutoCodes.com — P153C Cadillac Code - Engine Speed Signal Message Counter Incorrect

What does this mean?

What are the Possible Causes of the DTC P153C Cadillac?

Faulty Engine Control Module (ECM)
Engine Control Module harness is open or shorted
Engine Control Module circuit poor electrical connection

How to Fix the DTC P153C Cadillac?

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 is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P153C Cadillac 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.

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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 Cadillac Code

1. What are the common symptoms of OBDII code P153C in a Cadillac?

- Common symptoms include rough idling, engine misfires, decreased fuel efficiency, and potential stalling.

2. What can cause the OBDII code P153C to trigger in a Cadillac?

- The code P153C is typically triggered by a malfunction in the engine speed signal message counter, often due to damaged wiring or a faulty engine speed sensor.

3. How serious is the OBDII code P153C in a Cadillac?

- While the code itself may not cause immediate harm to the vehicle, it can lead to performance issues and should be addressed promptly to prevent further damage.

4. Can I still drive my Cadillac with the OBDII code P153C present?

- It is not recommended to drive the vehicle with the code P153C present, as it can lead to potential engine issues and decreased drivability.

5. How can I diagnose the OBDII code P153C in my Cadillac?

- Diagnosing the code typically involves using a diagnostic scanner to read the code, checking the engine speed sensor, inspecting wiring for damage, and testing the signal counter module.

6. What are some repair tips for fixing the OBDII code P153C in a Cadillac?

- Repair tips may include replacing the engine speed sensor, repairing damaged wiring, resetting the code, and ensuring proper connections of related components.

7. Can a DIY enthusiast fix the OBDII code P153C issue in a Cadillac?

- While some basic troubleshooting and repairs can be done by a DIY enthusiast, it is recommended to consult a professional mechanic for accurate diagnosis and proper repair of the code.

8. How much does it cost to repair the OBDII code P153C in a Cadillac?

- Repair costs for the OBDII code P153C can vary depending on the extent of the issue, parts needed, and labor rates, but it may range from $100 to $500 or more.

9. Will resetting the OBDII code P153C make it go away permanently?

- Resetting the code may temporarily clear it, but if the underlying issue is not fixed, the code is likely to reappear. It's important to address the root cause of the problem.

10. Is it safe to ignore the OBDII code P153C in my Cadillac?

- Ignoring the code P153C can lead to potential engine performance issues and further damage over time. It is recommended to address the issue promptly to maintain the health of your vehicle.