AutoCodes – Chrysler – C1084 Chrysler

C1084 Chrysler Code - Vacuum Pressure Sensor Low

Quick Answer

The Anti-Lock Brake System (ABS) Module monitors the Vacuum Pressure Sensor. Common causes include Faulty Vacuum Pressure Sensor, Vacuum Pressure Sensor harness is open or shorted, Vacuum Pressure 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: C1084 Chrysler indicates Vacuum Pressure Sensor Low.
Common causes: Common causes include Faulty Vacuum Pressure Sensor, Vacuum Pressure Sensor harness is open or shorted, Vacuum Pressure 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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 945

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 10, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code C1084 Chrysler Description

The Anti-Lock Brake System (ABS) Module monitors the Vacuum Pressure Sensor. The ABS Module sets the OBDII code when the Vacuum Pressure Sensor is not to factory specifications.

OBDII Code C1084 Chrysler - Vacuum Pressure Sensor Low - AutoCodes.com — C1084 Chrysler Code - Vacuum Pressure Sensor Low

What does this mean?

What are the Possible Causes of the DTC C1084 Chrysler?

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

How to Fix the DTC C1084 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 C1084 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.

Need more information about the C1084 Chrysler code?

Need more information on how to fix the C1084 Chrysler code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1084 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 C1084 Chrysler Code

1. What are some common symptoms of OBDII code C1084 Chrysler (Vacuum Pressure Sensor Low)?

The common symptoms include poor engine performance, rough idling, decreased fuel efficiency, and potential stalling.

2. What could cause the Vacuum Pressure Sensor Low OBDII code in a Chrysler vehicle?

Potential causes of this code may include a faulty vacuum pressure sensor, vacuum leaks in the system, a clogged vacuum line, or a damaged sensor wiring harness.

3. How can I diagnose the Vacuum Pressure Sensor Low code in my Chrysler?

You can diagnose the code by checking the vacuum pressure sensor's electrical connections, inspecting the vacuum lines for leaks, testing the sensor's functionality, and scanning for any additional trouble codes.

4. What steps can I take to repair the Vacuum Pressure Sensor Low issue in my Chrysler?

Repair steps may involve replacing the vacuum pressure sensor, repairing any vacuum leaks, clearing the trouble code with an OBDII scanner, and ensuring proper sensor calibration.

5. Can the Vacuum Pressure Sensor Low code cause long-term damage to my Chrysler vehicle?

While the code itself may not cause immediate damage, prolonged driving with this issue can lead to decreased engine performance, reduced fuel efficiency, and potentially affect other components in the vehicle.

6. Are there any DIY tips to troubleshoot the Vacuum Pressure Sensor Low code before seeking professional help?

You can start by visually inspecting the vacuum lines for any obvious leaks, checking the sensor's wiring for damage, and ensuring the sensor is securely connected. However, complex diagnosis and repairs may require professional assistance.

7. Is it safe to continue driving my Chrysler with the Vacuum Pressure Sensor Low code illuminated?

It is not recommended to drive your vehicle for an extended period with this code active, as it can lead to potential engine issues and further damage. It's best to address the problem promptly.

8. How much does it typically cost to repair the Vacuum Pressure Sensor Low code in a Chrysler?

The cost of repairing this code can vary depending on the exact cause of the issue, the labor rates in your area, and whether you choose to replace the sensor yourself or have a professional handle the repair.

9. Can a loose gas cap trigger the Vacuum Pressure Sensor Low code in a Chrysler?

While a loose gas cap can trigger some OBDII codes related to the fuel system, it is unlikely to directly cause the Vacuum Pressure Sensor Low code. However, it's always a good idea to ensure the gas cap is tightly sealed to prevent other issues.

10. Will resetting the OBDII code using a scanner fix the Vacuum Pressure Sensor Low issue in my Chrysler?

Resetting the code may temporarily clear the warning light, but it will not fix the underlying problem causing the code. It's important to diagnose and repair the root cause to prevent the code from reappearing.