Quick Answer
P0107 means: DTC P0107 indicates a low voltage signal from the MAP sensor, affecting engine performance.
Can I drive with P0107? It's important to address this issue as soon as possible to prevent further engine damage.
Common Questions
What does P0107 mean and how does it affect my car?
The P0107 code indicates a low voltage signal from the MAP sensor, which can lead to poor performance, reduced fuel efficiency, and increased emissions. If not addressed, it can cause long-term damage to your vehicle's engine.
What are the most common causes of P0107 and how much does it cost to fix?
Common causes include a faulty MAP sensor, wiring issues, or vacuum leaks. Repair costs can range from $100 for wiring repairs to $300 for sensor replacement, depending on the specific issue.
Can I drive my car with P0107 or should I stop immediately?
While you may be able to drive a short distance, it's not recommended. Driving with this code can lead to performance issues and potentially damage your engine, so addressing it as soon as possible is crucial.
How can I diagnose P0107 myself using GeekOBD APP?
You can use the GeekOBD APP to scan for codes and view freeze frame data, which helps you understand the conditions under which the code appeared. After that, visually inspect the MAP sensor and its wiring for any visible issues.
What vehicles are most commonly affected by P0107?
Common vehicles that experience the P0107 code include the 2015-2018 Honda Civic, 2012-2018 Ford Focus, and 2010-2017 Toyota Corolla. Always check for any recalls or technical service bulletins (TSBs) related to your specific model.
How can I prevent P0107 from happening again?
Regularly inspect your vehicle's sensors and wiring for damage. Additionally, maintaining your engine and intake system can help prevent vacuum leaks that may lead to this code.
What is P0107?
The DTC P0107 code indicates a problem with the Manifold Absolute Pressure (MAP) sensor circuit, specifically that the voltage signal from the MAP sensor is lower than expected. This sensor plays a crucial role in providing the engine control module (ECM) with information about the intake manifold pressure, which is essential for optimizing fuel injection and ignition timing. When the voltage signal drops below the manufacturer's specified range, it can cause various issues, including poor engine performance, increased emissions, and reduced fuel efficiency. For vehicle owners, this can manifest as a check engine light, and you may also experience rough idling, stalling, or hesitations during acceleration. Commonly, this code appears in vehicles such as the 2015-2018 Honda Civic, 2012-2018 Ford Focus, and 2010-2017 Toyota Corolla. Understanding this code is vital because neglecting it can lead to further engine complications, ultimately resulting in more expensive repairs. Therefore, addressing it promptly is essential for maintaining your vehicle's performance and longevity.
System: P - Powertrain (Engine, Transmission, Emissions)
Symptoms
Common symptoms when P0107 is present:
- Check engine light stays on constantly, indicating a persistent issue that needs attention.
- Engine hesitates during acceleration, which can be disconcerting and may affect driving safety.
- Fuel economy decreased by 10-15%, leading to increased fuel costs and lower overall efficiency.
- Rough idling, which may cause vibrations and discomfort while the vehicle is stationary.
- Stalling at low speeds or during stop-and-go traffic, which can pose a safety hazard.
Possible Causes
Most common causes of P0107 (ordered by frequency):
- Faulty MAP sensor - This is the most common cause, accounting for approximately 50% of cases. A malfunctioning sensor cannot accurately relay manifold pressure, leading to performance issues.
- Wiring issues or poor connections - Corroded or damaged wiring can disrupt the sensor's signal, often resulting in a 30% likelihood of causing the P0107 code. Inspecting the wiring for any visible damage is crucial.
- Vacuum leaks - A vacuum leak can affect manifold pressure readings. This is less common but can cause significant performance issues, representing about 10% of cases.
- Faulty ECM - Though rare, a malfunction in the engine control module itself can lead to incorrect readings and trigger the P0107 code. This accounts for about 5% of incidents.
- Clogged intake manifold - A less common problem, but any blockage can affect sensor readings and performance.
P0107 Repair Costs
Cost Breakdown by Repair Type
MAP Sensor Replacement
Replacing the faulty MAP sensor can resolve the P0107 code and restore normal engine function.
- Total: $150 - $300
- Success rate: 90%
Wiring Repair
Repairing or replacing damaged wiring connected to the MAP sensor.
- Total: $100 - $200
- Success rate: 80%
Money-Saving Tips for P0107
- Start with the most common and least expensive repairs first
- Use GeekOBD APP to confirm diagnosis before replacing expensive parts
- Consider preventive maintenance to avoid future occurrences
- Compare prices for OEM vs aftermarket parts based on your needs
- Address the issue promptly to prevent more expensive secondary damage
Diagnostic Steps
Professional P0107 Diagnosis Process
Follow these systematic steps to accurately diagnose P0107. Each step builds on the previous one to ensure accurate diagnosis.
Step 1: Step 1: Initial visual inspection - Check for obvious signs like damaged wiring, loose connections, or corrosion (5-10 minutes)
Step 1: Initial visual inspection - Check for obvious signs like damaged wiring, loose connections, or corrosion (5-10 minutes).
Step 2: Step 2: OBD2 scan with GeekOBD APP - Retrieve all codes and freeze frame data to understand the fault context (10-15 minutes)
Step 2: OBD2 scan with GeekOBD APP - Retrieve all codes and freeze frame data to understand the fault context (10-15 minutes).
Step 3: Step 3: Component testing - Use a multimeter or specific diagnostic tools to test the MAP sensor and wiring (20-30 minutes)
Step 3: Component testing - Use a multimeter or specific diagnostic tools to test the MAP sensor and wiring (20-30 minutes).
Step 4: Step 4: System function test - Verify proper operation after repairs and clear codes with the GeekOBD APP (10-15 minutes)
Step 4: System function test - Verify proper operation after repairs and clear codes with the GeekOBD APP (10-15 minutes).
Step 5: Step 5: Road test verification - Drive the vehicle under various conditions to confirm repair success and ensure no codes reappear (15-20 minutes)
Step 5: Road test verification - Drive the vehicle under various conditions to confirm repair success and ensure no codes reappear (15-20 minutes).
Important Notes
- Always verify the repair with GeekOBD APP after completing diagnostic steps
- Clear codes and test drive to ensure the problem is resolved
- Address underlying causes to prevent code recurrence
Real Repair Case Studies
Case Study 1: MAP Sensor Replacement in 2016 Honda Civic
Vehicle: 2016 Honda Civic, 45,000 miles
Problem: Customer reported check engine light and poor acceleration.
Diagnosis: After scanning with GeekOBD APP, the P0107 code was confirmed. Visual inspection revealed a faulty MAP sensor.
Solution: Replaced the MAP sensor and cleared the code.
Cost: $250 (sensor $150, labor $100)
Result: Check engine light reset and vehicle performance returned to normal.
Case Study 2: Wiring Repair in 2013 Ford Focus
Vehicle: 2013 Ford Focus, 60,000 miles
Problem: Customer experienced rough idling and stalling.
Diagnosis: The P0107 code was retrieved using the GeekOBD APP, and a wiring inspection revealed corroded connections.
Solution: Repaired the damaged wiring and secured all connections.
Cost: $150 (labor $75, materials $75)
Result: Vehicle idling improved, and stalling issues resolved.