AutoCodes – Jeep – C122C Jeep

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

Quick Answer

The Anti-Lock Brake System (ABS) Module monitors the Brake Booster Pedal Force Switch. Common causes include Faulty Brake Booster Pedal Force Switch, Brake Booster Pedal Force Switch harness is open or shorted, Brake Booster Pedal Force Switch 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: C122C Jeep indicates Brake Booster Pedal Force Switch Circuit Supply Voltage.
Common causes: Common causes include Faulty Brake Booster Pedal Force Switch, Brake Booster Pedal Force Switch harness is open or shorted, Brake Booster Pedal Force Switch 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 1,554

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 27, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C122C Jeep Description

The Anti-Lock Brake System (ABS) Module monitors the Brake Booster Pedal Force Switch. The ABS Module sets the OBDII code when the Brake Booster Pedal Force Switch is not to factory specifications.

OBDII Code C122C Jeep - Brake Booster Pedal Force Switch Circuit Supply Voltage - AutoCodes.com — C122C Jeep Code - Brake Booster Pedal Force Switch Circuit Supply Voltage

What does this mean?

What are the Possible Causes of the DTC C122C Jeep?

Faulty Brake Booster Pedal Force Switch
Brake Booster Pedal Force Switch harness is open or shorted
Brake Booster Pedal Force Switch circuit poor electrical connection
Faulty Anti-Lock Brake System (ABS) Module

How to Fix the DTC C122C Jeep?

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 C122C Jeep 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.

Need more information about the C122C Jeep code?

Need more information on how to fix the C122C Jeep code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C122C Jeep 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 C122C Jeep Code

1. What are common symptoms of OBDII code C122C on a Jeep related to the Brake Booster Pedal Force Switch Circuit Supply Voltage?

- Common symptoms include the brake warning light illuminating on the dashboard, issues with brake pedal response, and potential loss of power brakes.

2. What are the possible causes of OBDII code C122C in a Jeep?

- Possible causes include a faulty brake booster pedal force switch, damaged wiring or connectors in the circuit, or a problem with the brake booster itself.

3. How can I diagnose the cause of OBDII code C122C on my Jeep?

- Diagnosing this code typically involves using a diagnostic scanner to retrieve the specific fault code, checking the brake booster pedal force switch for proper function, and inspecting the wiring for any damage.

4. Can I continue driving my Jeep with OBDII code C122C present?

- It is not recommended to drive the vehicle with this code present, as it can affect the proper function of the brake system and compromise safety.

5. What is the typical repair for OBDII code C122C in a Jeep?

- The typical repair involves replacing the faulty brake booster pedal force switch, repairing any damaged wiring or connectors, and clearing the fault code from the vehicle's computer.

6. Are there any DIY tips for addressing OBDII code C122C on a Jeep?

- While some basic troubleshooting steps can be taken, it is recommended to have this code diagnosed and repaired by a qualified mechanic to ensure proper functioning of the brake system.

7. How much does it cost to fix OBDII code C122C related to the Brake Booster Pedal Force Switch Circuit Supply Voltage on a Jeep?

- The cost of repair can vary depending on the specific cause of the issue, but it typically ranges from $100 to $300 for parts and labor.

8. Can weather conditions or driving habits contribute to OBDII code C122C in a Jeep?

- Extreme weather conditions or aggressive driving habits can potentially contribute to issues with the brake booster pedal force switch circuit, leading to the triggering of this fault code.

9. Will resetting the vehicle's computer clear OBDII code C122C on a Jeep?

- Resetting the computer may temporarily clear the fault code, but if the underlying issue is not addressed, the code is likely to reappear once the problem is detected again.

10. Is OBDII code C122C related to the Brake Booster Pedal Force Switch Circuit a common problem in Jeeps?

- While not extremely common, issues with the brake booster pedal force switch circuit can occur in Jeeps, especially in older models or vehicles with high mileage.