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C122C Chrysler Code - Brake Booster Pedal Force Switch Circuit Supply Voltage

Quick Answer

The C122C Chrysler diagnostic trouble code (DTC) specifically refers to the Brake Booster Pedal Force Switch Circuit Supply Voltage. Common causes include Faulty brake booster pedal force switch, Damaged or corroded wiring in the circuit, Loose or poor electrical connections. 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
C122C Chrysler indicates Brake Booster Pedal Force Switch Circuit Supply Voltage.
Common causes
Common causes include Faulty brake booster pedal force switch, Damaged or corroded wiring in the circuit, Loose or poor electrical connections.
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 15, 2024
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Code C122C Chrysler Description

The C122C Chrysler diagnostic trouble code (DTC) specifically refers to the Brake Booster Pedal Force Switch Circuit Supply Voltage. This code indicates a problem with the electrical circuit that supplies voltage to the brake booster pedal force switch. The brake booster pedal force switch is a crucial component of the vehicle's braking system, responsible for detecting the force applied to the brake pedal by the driver. This information is used to assist in applying the appropriate amount of braking force to the wheels.

OBDII Code C122C Chrysler - Brake Booster Pedal Force Switch Circuit Supply Voltage
C122C Chrysler Code - Brake Booster Pedal Force Switch Circuit Supply Voltage

Common Causes of C122C Chrysler

  1. Faulty brake booster pedal force switch
  2. Damaged or corroded wiring in the circuit
  3. Loose or poor electrical connections
  4. Issues with the vehicle's battery or charging system
  5. Electronic control module (ECM) failure

Symptoms of C122C Chrysler

  1. Illumination of the brake warning light on the dashboard
  2. Increased pedal effort required to engage the brakes
  3. Inconsistent or delayed brake response
  4. ABS system malfunctions or errors
  5. Vehicle pulling to one side during braking

How to Fix C122C Chrysler

  1. Begin by conducting a thorough inspection of the brake booster pedal force switch circuit, checking for any visible damage, corrosion, or loose connections.
  2. Test the brake booster pedal force switch using a multimeter to determine if it is functioning properly.
  3. Inspect and repair any damaged wiring or connections in the circuit.
  4. If necessary, replace the brake booster pedal force switch with a new, OEM-quality component.
  5. Clear the DTC from the vehicle's ECM using a diagnostic scan tool and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix C122C Chrysler

The typical repair costs for addressing the C122C Chrysler code can vary depending on the specific cause of the issue and the labor rates in your area. In general, replacing the brake booster pedal force switch or repairing the circuit may cost between $150 and $400, including parts and labor. It is important to note that diagnostic time and labor rates at auto repair shops can vary, so it is advisable to obtain quotes from multiple shops to ensure a competitive price.

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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 C122C Chrysler Code

1. What are common symptoms of OBDII code C122C in a Chrysler vehicle?

- Common symptoms include the brake pedal feeling hard or stiff, the brake warning light illuminating on the dashboard, and potential issues with the brake booster system.

2. What does the OBDII code C122C indicate in a Chrysler vehicle?

- OBDII code C122C indicates a problem with the Brake Booster Pedal Force Switch Circuit Supply Voltage in the vehicle.

3. What are possible causes of OBDII code C122C in a Chrysler vehicle?

- Possible causes include a faulty brake booster pedal force switch, damaged wiring or connectors in the circuit, low brake fluid levels, or a malfunctioning brake booster.

4. How can I diagnose the issue related to OBDII code C122C in my Chrysler vehicle?

- To diagnose the issue, you can use an OBDII scanner to read the trouble codes, inspect the brake booster pedal force switch, check the wiring and connectors for any damage, and test the brake booster for proper functioning.

5. Can I continue driving my Chrysler vehicle with OBDII code C122C present?

- It is not recommended to drive the vehicle with OBDII code C122C present as it may affect the performance of the brake system and compromise your safety on the road.

6. How can I repair OBDII code C122C in my Chrysler vehicle?

- Repairing OBDII code C122C may involve replacing the brake booster pedal force switch, repairing any damaged wiring or connectors, ensuring proper brake fluid levels, and testing the brake booster system.

7. Is it possible to reset OBDII code C122C in a Chrysler vehicle without fixing the underlying issue?

- While you can clear the trouble code using an OBDII scanner, it is important to address the root cause of the issue to prevent the code from reappearing and ensure the proper functioning of the brake system.

8. Are there any DIY tips for troubleshooting OBDII code C122C in a Chrysler vehicle?

- DIY tips include visually inspecting the brake booster pedal force switch, checking the wiring for any visible damage, ensuring proper brake fluid levels, and listening for any abnormal noises from the brake booster.

9. How long does it typically take to repair OBDII code C122C in a Chrysler vehicle?

- The repair time can vary depending on the exact cause of the issue, but it may take anywhere from 1-3 hours to diagnose and repair OBDII code C122C in a Chrysler vehicle.

10. Can a mechanic help me fix OBDII code C122C in my Chrysler vehicle?

- Yes, a qualified mechanic with experience working on Chrysler vehicles can diagnose and repair OBDII code C122C by identifying the root cause of the issue and performing the necessary repairs to ensure the proper functioning of the brake system.

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