AutoCodes – Chrysler – C123A Chrysler

C123A Chrysler Code - ESP System Sensor Calibration

Quick Answer

The Anti-Lock Brake System (ABS) Module monitors the Electronic Stability Program (ESP) Dynamic Sensor. Common causes include Faulty Dynamic Sensor, Dynamic Sensor harness is open or shorted, Dynamic Sensor 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: C123A Chrysler indicates ESP System Sensor Calibration.
Common causes: Common causes include Faulty Dynamic Sensor, Dynamic Sensor harness is open or shorted, Dynamic Sensor 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 2,624

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 Aug 26, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C123A Chrysler Description

The Anti-Lock Brake System (ABS) Module monitors the Electronic Stability Program (ESP) Dynamic Sensor. The ABS Module sets the OBDII code when the Dynamic Sensor is not to factory specifications.

OBDII Code C123A Chrysler - ESP System Sensor Calibration - AutoCodes.com — C123A Chrysler Code - ESP System Sensor Calibration

What does this mean?

What are the Possible Causes of the DTC C123A Chrysler?

Faulty Dynamic Sensor
Dynamic Sensor harness is open or shorted
Dynamic Sensor circuit poor electrical connection
Faulty Anti-Lock Brake System (ABS) Module

How to Fix the DTC C123A Chrysler?

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 C123A Chrysler 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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Need more information on how to fix the C123A Chrysler code? Get Access to Factory Service Manuals

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Get the C123A Chrysler 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 C123A Chrysler Code

1. What does OBDII code C123A on a Chrysler indicate?

The OBDII code C123A in a Chrysler specifically refers to an issue with the ESP (Electronic Stability Program) System Sensor Calibration.

2. What are the common symptoms of a C123A error code?

Common symptoms associated with the C123A code include the ESP warning light being illuminated on the dashboard, potential loss of stability control, and possible issues with the vehicle's traction control system.

3. What are the possible causes of the C123A code in a Chrysler vehicle?

The C123A code in a Chrysler can be triggered by sensor calibration errors, faulty sensors, wiring issues, or a malfunction in the ESP system components.

4. How can I diagnose and repair the C123A error code in my Chrysler?

Diagnosing the C123A code typically involves using a diagnostic scanner to retrieve the specific error code, checking the sensor calibration, inspecting the wiring for any damage, and testing the sensors and related components. Repairing the issue may involve recalibrating the sensors, replacing faulty sensors, or addressing any wiring problems.

5. Can the C123A code be cleared/reset without addressing the underlying issue?

While the C123A code can be cleared/reset using a diagnostic scanner, it is crucial to address the underlying issue causing the code to prevent potential safety risks and ensure the proper functioning of the ESP system.

6. Is it safe to continue driving with the C123A code present?

It is not recommended to continue driving with the C123A code present, as it can affect the vehicle's stability control and traction systems, potentially compromising safety on the road. It is advisable to address the issue promptly.

7. How do I recalibrate the ESP system sensors to resolve the C123A code?

Recalibrating the ESP system sensors to resolve the C123A code typically requires following the manufacturer's specific procedures outlined in the vehicle's service manual. This process may involve using specialized diagnostic equipment.

8. Are there any common DIY fixes for the C123A error code?

Common DIY fixes for the C123A code include checking and ensuring proper sensor connections, inspecting for any visible wiring issues, and performing a sensor recalibration if possible. However, more complex repairs may require professional assistance.

9. Can extreme weather conditions trigger the C123A error code in a Chrysler?

Extreme weather conditions, such as severe cold or heat, can potentially impact the sensors and calibration of the ESP system, leading to the triggering of the C123A error code in a Chrysler vehicle.

10. How often should the ESP system sensors be checked to prevent the C123A code from reoccurring?

It is recommended to include regular inspections of the ESP system sensors during routine maintenance checks to prevent issues like the C123A code from reoccurring. Checking the sensors for proper calibration and function can help maintain the stability and safety of the vehicle.