AutoCodes – Infiniti – C119A Infiniti

C119A Infiniti Code - Vacuum Sensor Voltage

Quick Answer

The Anti-Lock Brake System (ABS) Module monitors the Vacuum Sensor (Brake Booster) Voltage. Common causes include Faulty Vacuum Sensor (Brake Booster), Vacuum Sensor harness is open or shorted, Vacuum 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: C119A Infiniti indicates Vacuum Sensor Voltage.
Common causes: Common causes include Faulty Vacuum Sensor (Brake Booster), Vacuum Sensor harness is open or shorted, Vacuum 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 1,471

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 20, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C119A Infiniti Description

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

OBDII Code C119A Infiniti - Vacuum Sensor Voltage - AutoCodes.com — C119A Infiniti Code - Vacuum Sensor Voltage

What does this mean?

What are the Possible Causes of the DTC C119A Infiniti?

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

How to Fix the DTC C119A Infiniti?

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 C119A Infiniti 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 C119A Infiniti code?

Need more information on how to fix the C119A Infiniti code? Get Access to Factory Service Manuals

Need Help with the Code?

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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 C119A Infiniti Code

1. What are the common symptoms of OBDII code C119A in an Infiniti related to the Vacuum Sensor Voltage?

The common symptoms include rough idling, decreased engine performance, and potential stalling of the vehicle.

2. What are the possible causes of OBDII code C119A in an Infiniti triggering the Vacuum Sensor Voltage error?

Possible causes include a faulty vacuum sensor, wiring issues, vacuum leaks, or a problem with the engine control module.

3. How can I troubleshoot the Vacuum Sensor Voltage issue associated with OBDII code C119A in my Infiniti?

Start by checking for any visible vacuum leaks, inspecting the wiring connected to the vacuum sensor, and testing the sensor's voltage output using a multimeter.

4. Can a DIY enthusiast repair the Vacuum Sensor Voltage problem linked to OBDII code C119A in an Infiniti?

While some basic troubleshooting steps can be performed by a DIY enthusiast, resolving the underlying issue might require specialized tools and expertise. Consult a professional mechanic for complex repairs.

5. Is it safe to continue driving my Infiniti with the OBDII code C119A indicating a Vacuum Sensor Voltage fault?

It is not recommended to drive your vehicle with this issue unresolved, as it can lead to further damage and potential safety hazards. Get the problem diagnosed and repaired promptly.

6. Are there any specific Infiniti models known to be more prone to experiencing the Vacuum Sensor Voltage issue triggering OBDII code C119A?

While the Vacuum Sensor Voltage problem can occur in various Infiniti models, some older vehicles or those with high mileage may be more susceptible due to wear and tear.

7. How much does it typically cost to repair the Vacuum Sensor Voltage problem causing OBDII code C119A in an Infiniti?

The cost of repair can vary depending on the exact cause of the issue, parts needed, and labor costs. It is advisable to obtain quotes from different mechanics or service centers.

8. Can resetting the OBDII system clear the C119A code related to Vacuum Sensor Voltage in my Infiniti?

Resetting the system may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to reappear. It's essential to diagnose and fix the root cause.

9. Will a Vacuum Sensor Voltage problem impacting OBDII code C119A affect my Infiniti's fuel efficiency?

Yes, a faulty vacuum sensor can impact the air-fuel mixture, leading to decreased fuel efficiency. Resolving the issue promptly can help restore optimal fuel consumption.

10. How urgent is it to address the Vacuum Sensor Voltage issue linked to OBDII code C119A in my Infiniti?

While the vehicle may still be operable with this issue, it is advisable to address it promptly to prevent further damage and ensure optimal engine performance.