Engine-Codes.com
Engine-Codes – Mercedes-Benz – P0107 Mercedes-Benz

P0107 Mercedes-Benz Code - Manifold Absolute Pressure/Barometric Pressure Circuit Low Input

Quick Answer

The P0107 code for Mercedes-Benz indicates a problem with the Manifold Absolute Pressure (MAP) sensor or Barometric Pressure sensor circuit, specifically a low input. Common causes include Faulty MAP sensor, Damaged or corroded wiring/connectors to the sensor, Vacuum leaks in the intake system. 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
P0107 Mercedes-Benz indicates Manifold Absolute Pressure/Barometric Pressure Circuit Low Input.
Common causes
Common causes include Faulty MAP sensor, Damaged or corroded wiring/connectors to the sensor, Vacuum leaks in the intake system.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 06, 2024
💬 Need more help? Ask Auto Expert for instant answers — it's free!
AutoCodes App

Fix Your Car Smarter

Try the New AutoCodes App!

Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.

AutoCodes App on Google Play

Code P0107 Mercedes-Benz Description

The P0107 code for Mercedes-Benz indicates a problem with the Manifold Absolute Pressure (MAP) sensor or Barometric Pressure sensor circuit, specifically a low input. The MAP sensor measures the pressure inside the intake manifold, which helps the engine control module (ECM) determine the correct air-fuel mixture for optimal performance. A low input signal from the sensor can lead to incorrect fuel delivery, affecting the engine's performance, fuel efficiency, and emissions.

OBDII Code P0107 Mercedes-Benz - Manifold Absolute Pressure/Barometric Pressure Circuit Low Input
P0107 Mercedes-Benz Code - Manifold Absolute Pressure/Barometric Pressure Circuit Low Input

Common Causes of P0107 Mercedes-Benz

  1. Faulty MAP sensor
  2. Damaged or corroded wiring/connectors to the sensor
  3. Vacuum leaks in the intake system
  4. Clogged or dirty air filter
  5. Issues with the ECM or related components

Symptoms of P0107 Mercedes-Benz

  1. Check Engine Light illuminated on the dashboard
  2. Reduced engine power or acceleration
  3. Rough idle or stalling
  4. Poor fuel economy
  5. Engine misfires or hesitation

How to Fix P0107 Mercedes-Benz

  1. Begin by verifying the code with a diagnostic scan tool to ensure it is indeed related to the MAP sensor.
  2. Inspect the wiring and connectors leading to the MAP sensor for any damage or corrosion. Repair or replace as necessary.
  3. Check the vacuum lines for leaks or blockages and address any issues found.
  4. Test the MAP sensor's functionality using a multimeter or scan tool and replace if deemed faulty.
  5. Clear the code from the ECM's memory and perform a test drive to ensure the issue has been resolved.

Cost to Fix P0107 Mercedes-Benz

The cost of repairing the P0107 code for a Mercedes-Benz can vary depending on the specific cause of the issue. On average, the parts for a MAP sensor replacement can range from $50 to $200, while labor costs can range from $100 to $200, depending on the shop's hourly rates and the complexity of the repair. It's advisable to consult with a trusted mechanic or dealership for a more accurate estimate based on your vehicle's make and model.

Need more information about the P0107 Mercedes-Benz code?

Need more information on how to fix the P0107 Mercedes-Benz code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0107 Mercedes-Benz 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 P0107 Mercedes-Benz Code

1. What are the common symptoms of OBDII code P0107 in a Mercedes-Benz?

- Common symptoms include rough idling, poor acceleration, decreased fuel efficiency, and the Check Engine Light illuminating.

2. What does the OBDII code P0107 for Manifold Absolute Pressure/Barometric Pressure Circuit Low Input mean in a Mercedes-Benz?

- This code indicates that there is a low input signal from the manifold absolute pressure (MAP) sensor or barometric sensor in the vehicle.

3. What are the possible causes of OBDII code P0107 in a Mercedes-Benz?

- The code P0107 in a Mercedes-Benz can be triggered by a faulty MAP sensor, barometric sensor, damaged wiring, vacuum leaks, or issues with the engine's intake system.

4. How can I diagnose and repair OBDII code P0107 in my Mercedes-Benz?

- To diagnose and repair code P0107, start by checking the MAP sensor and barometric sensor for any signs of damage or malfunction. Inspect the wiring for any breaks or corrosion, and ensure there are no vacuum leaks in the intake system.

5. Can driving with OBDII code P0107 in a Mercedes-Benz cause further damage?

- Driving with code P0107 may cause poor engine performance and decreased fuel efficiency. It is recommended to address the issue promptly to prevent any potential damage to the engine.

6. Will resetting the OBDII code P0107 in a Mercedes-Benz make it go away permanently?

- Resetting the code may temporarily turn off the Check Engine Light, but if the underlying issue is not fixed, the code is likely to reappear once the problem is detected again.

7. Are there any DIY tips for fixing OBDII code P0107 in a Mercedes-Benz?

- DIY tips include checking and cleaning the sensors, inspecting and repairing any damaged wiring, and ensuring all connections are secure. However, complex repairs may require professional assistance.

8. Can a clogged air filter trigger OBDII code P0107 in a Mercedes-Benz?

- A clogged air filter can restrict airflow to the engine, affecting MAP sensor readings and potentially triggering code P0107. Regularly changing the air filter can help prevent this issue.

9. How much does it typically cost to repair OBDII code P0107 in a Mercedes-Benz?

- The cost of repairing code P0107 can vary depending on the cause of the issue and the extent of the repairs needed. It is advisable to consult with a mechanic for an accurate diagnosis and cost estimate.

10. Is it safe to continue driving my Mercedes-Benz with OBDII code P0107 unresolved?

- While the vehicle may still be operational with code P0107, it is recommended to address the issue promptly to prevent further damage and ensure optimal engine performance.

Discuss the causes and fixes for P0107 Mercedes-Benz OBDII Code

Submit a New Comment