AutoCodes – Infiniti – C1197 Infiniti

C1197 Infiniti Code - Vacuum Sensor

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: C1197 Infiniti indicates Vacuum Sensor.
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 1,758

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 C1197 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 C1197 Infiniti - Vacuum Sensor - AutoCodes.com — C1197 Infiniti Code - Vacuum Sensor

What does this mean?

What are the Possible Causes of the DTC C1197 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 C1197 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 C1197 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 C1197 Infiniti code?

Need more information on how to fix the C1197 Infiniti code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1197 Infiniti 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 C1197 Infiniti Code

1. What does OBDII code C1197 for Infiniti Vacuum Sensor indicate?

- OBDII code C1197 for Infiniti refers to an issue with the vacuum sensor in the vehicle's braking system.

2. What are the common symptoms of a faulty vacuum sensor triggering code C1197?

- Common symptoms of a faulty vacuum sensor include a soft or spongy brake pedal feel, decreased braking performance, and the illumination of the ABS warning light.

3. What are the possible causes of OBDII code C1197 related to the vacuum sensor in an Infiniti?

- The code C1197 related to the vacuum sensor in an Infiniti can be triggered by a malfunctioning vacuum sensor, damaged wiring, or a vacuum leak in the braking system.

4. How can I diagnose the issue causing OBDII code C1197 for the vacuum sensor in my Infiniti?

- Diagnosing the issue causing OBDII code C1197 involves checking the vacuum sensor for proper operation, inspecting the wiring for any damage, and conducting a vacuum system leak test.

5. Can I continue driving my Infiniti with OBDII code C1197 related to the vacuum sensor?

- It is not recommended to drive your Infiniti with OBDII code C1197 related to the vacuum sensor, as it can compromise braking performance and safety. It is advisable to address the issue promptly.

6. Are there any DIY repair tips for fixing OBDII code C1197 linked to the vacuum sensor in an Infiniti?

- DIY repair tips for addressing OBDII code C1197 may include checking and replacing the vacuum sensor, repairing any damaged wiring, and ensuring a tight seal in the braking system.

7. How much does it cost to repair OBDII code C1197 associated with the vacuum sensor in an Infiniti?

- The cost of repairing OBDII code C1197 can vary depending on the exact cause of the issue, but it may involve expenses for parts and labor ranging from $100 to $400 or more.

8. Can resetting the OBDII system clear code C1197 caused by the vacuum sensor issue in my Infiniti?

- Resetting the OBDII system may temporarily clear the code C1197, but if the underlying problem with the vacuum sensor is not fixed, the code is likely to reappear.

9. Is it necessary to visit a mechanic to fix OBDII code C1197 linked to the vacuum sensor in my Infiniti?

- While some DIY enthusiasts may be able to address the issue causing OBDII code C1197, it is recommended to consult a qualified mechanic for a proper diagnosis and repair to ensure safety and reliability.

10. How important is it to address OBDII code C1197 concerning the vacuum sensor in an Infiniti promptly?

- It is crucial to address OBDII code C1197 promptly, as issues with the vacuum sensor can impact the vehicle's braking system, leading to potential safety hazards if left unattended.