AutoCodes – Generic – P1912

P1912 Code - Brake Servo Pressure Sensor Open Circuit/Short To Positive

Quick Answer

P1912 indicates Brake Servo Pressure Sensor Open Circuit/Short To Positive. Common causes include Faulty Brake Servo Pressure Sensor, Brake Servo Pressure Sensor harness is open or shorted, Brake Servo 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: P1912 indicates Brake Servo Pressure Sensor Open Circuit/Short To Positive.
Common causes: Common causes include Faulty Brake Servo Pressure Sensor, Brake Servo Pressure Sensor harness is open or shorted, Brake Servo 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.

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Code Popularity 20,057

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 Sep 27, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1912 Description

OBDII Code P1912 - Brake Servo Pressure Sensor Open Circuit/Short To Positive - AutoCodes.com — P1912 Code - Brake Servo Pressure Sensor Open Circuit/Short To Positive

What does this mean?

What are the Possible Causes of the DTC P1912?

Faulty Brake Servo Pressure Sensor
Brake Servo Pressure Sensor harness is open or shorted
Brake Servo Pressure Sensor circuit poor electrical connection

How to Fix the DTC P1912?

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 P1912 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 P1912 code?

Need more information on how to fix the P1912 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1912 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P1912 Audi — Brake Servo Pressure Sensor Open Circuit/Short To Positive
P1912 Mercedes-Benz — Electronic Gear Selector Module: Weak Touch Push Button Voltage
P1912 Volkswagen — Brake Servo Pressure Sensor Open Circuit/Short To Positive

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 P1912 Code

1. What are the common symptoms of OBDII code P1912 (Brake Servo Pressure Sensor Open Circuit/Short To Positive)?

- Common symptoms include a loss of power brake assistance, illuminated brake warning light on the dashboard, and potential issues with the vehicle's brake system.

2. What are the possible causes of OBDII code P1912?

- The code P1912 can be caused by a faulty brake servo pressure sensor, damaged wiring or connectors in the sensor circuit, or a short circuit to positive in the sensor circuit.

3. How can I diagnose the issue related to OBDII code P1912?

- To diagnose the issue, you can use a scan tool to read the code, visually inspect the sensor and its wiring for any visible damage, and perform electrical tests to check for continuity and shorts in the sensor circuit.

4. What are the implications of driving with OBDII code P1912 active?

- Driving with code P1912 can lead to reduced brake performance and safety risks due to the potential loss of power brake assistance. It is recommended to address the issue promptly.

5. How can I repair OBDII code P1912 (Brake Servo Pressure Sensor Open Circuit/Short To Positive)?

- Repairing the code P1912 may involve replacing the faulty brake servo pressure sensor, repairing or replacing damaged wiring or connectors in the sensor circuit, and clearing the code with a scan tool.

6. Can I reset the OBDII code P1912 without fixing the underlying issue?

- While you can clear the code temporarily with a scan tool, it is essential to address the root cause of the problem to ensure the safety and proper functionality of the vehicle's brake system.

7. Is it safe to drive the vehicle to a repair shop with OBDII code P1912 active?

- It is not recommended to drive the vehicle with code P1912 active, as it can compromise the effectiveness of the brake system. It is advisable to have the issue diagnosed and repaired before driving the vehicle.

8. Will OBDII code P1912 cause the vehicle to fail an emissions test?

- The code P1912 is related to the brake system and is not directly linked to emissions. However, it is still important to address the issue to ensure the overall safety and performance of the vehicle.

9. Can weather conditions affect the triggering of OBDII code P1912?

- Extreme weather conditions or water exposure can potentially damage the brake servo pressure sensor or its circuit, leading to the triggering of code P1912. It is essential to keep the sensor and its connections protected.

10. Is it possible to prevent OBDII code P1912 from recurring in the future?

- Regular maintenance of the brake system, including inspecting and cleaning the brake servo pressure sensor and its connections, can help prevent the recurrence of OBDII code P1912.