Service and Cost
Typical Cost
The EVP (Exhaust Valve Position) sensor, often referred to as the EGR (Exhaust Gas Recirculation) position sensor, is a component that monitors the position of the EGR valve in a vehicle. If this sensor fails, it can lead to performance issues, increased emissions, and potentially trigger the check engine light.
The cost to replace or repair an EVP position sensor can vary based on several factors, including the make and model of the vehicle, and whether you choose an OEM (Original Equipment Manufacturer) or aftermarket part. Here's a general breakdown of the costs involved:
1. Parts Cost:
- The cost of the EVP position sensor itself typically ranges from $75 to $250. OEM parts tend to be on the higher end of this range, while aftermarket parts are usually more affordable.
2. Labor Cost:
- Labor costs are calculated at our shop rate of $125 per hour. Most EVP sensor replacements take between 1-2 hours, resulting in labor costs between $125 and $250. The exact time depends on your vehicle's make and model and the sensor's accessibility.
3. Total Cost:
- Combining parts and labor, the total cost to replace an EVP position sensor typically ranges from $200 to $500.
4. Additional Costs:
- If the EGR valve itself is also faulty or clogged, it might need cleaning or replacement, which would add to the overall cost. A new EGR valve can cost between $200 and $500 for parts, plus an additional 1-2 hours of labor ($125-$250).
It's recommended to have a professional diagnosis performed to ensure the EVP sensor is indeed the problem before proceeding with replacement. While DIY replacement is possible for those with mechanical experience, professional installation ensures proper diagnosis and installation, potentially preventing future issues.
Typical Service Procedure
The EVP (Exhaust Valve Position) sensor, also known as the EGR (Exhaust Gas Recirculation) position sensor, is a component in a vehicle's emissions control system. It monitors the position of the EGR valve to ensure it is functioning correctly, which helps in reducing nitrogen oxide emissions. When it comes to replacing or repairing the EVP position sensor, several steps and considerations are typically involved:
1. Diagnosis: Our technicians perform a thorough diagnosis to confirm that the EVP sensor is indeed faulty. This includes using an OBD-II scanner to check for error codes related to the EGR system and performing comprehensive tests to verify sensor malfunction.
2. Preparation: Our service team gathers all necessary tools and equipment, including specialized diagnostic tools and testing equipment. We ensure the vehicle is properly positioned and secured before beginning any work.
3. Accessing the Sensor: Our technicians locate the EVP sensor, which is typically mounted on or near the EGR valve. We carefully remove any necessary engine covers or components to gain proper access.
4. Removal: We disconnect the electrical connector from the sensor and remove any mounting hardware. Our team carefully removes the sensor, documenting its orientation and identifying any gaskets or seals that need replacement.
5. Installation of New Sensor: We precisely position the new sensor, ensuring proper alignment and secure mounting. All electrical connections are properly made to ensure optimal performance.
6. Testing: Our technicians perform comprehensive testing of the new sensor, including diagnostic scans and operational checks to verify proper function and ensure all error codes are cleared.
7. Final Checks: We reassemble all components and perform a thorough inspection. Our team conducts a test drive to confirm proper operation and system performance.
8. Documentation: We maintain detailed records of all work performed, including the date, mileage, and specific parts replaced, ensuring your vehicle's service history is properly documented.
By choosing our service center for your EVP position sensor replacement, you can be confident that your vehicle's emissions system will be restored to proper working order.
What is an EVP Position Sensor and What Does It Do?
The EVP (Exhaust Valve Position) sensor is a component typically found in vehicles equipped with an EGR (Exhaust Gas Recirculation) system. The EGR system is designed to reduce nitrogen oxide (NOx) emissions by recirculating a portion of the engine's exhaust gases back into the intake manifold, where they are mixed with the incoming air-fuel mixture.
This process helps lower combustion temperatures and, consequently, reduces the formation of NOx.The EVP sensor plays a crucial role in this system by monitoring the position of the EGR valve. The EGR valve regulates the flow of exhaust gases into the intake manifold, and the EVP sensor provides feedback to the engine control unit (ECU) about the valve's position.
This information allows the ECU to make precise adjustments to the EGR valve's operation, ensuring optimal performance and emissions control.If the EVP sensor fails or provides inaccurate readings, it can lead to issues such as poor engine performance, increased emissions, or even engine stalling. In such cases, the vehicle's onboard diagnostics system may trigger a check engine light, and a diagnostic trouble code (DTC) related to the EGR system may be stored.
Signs of a bad EVP Position Sensor
An Electronic Variable Position (EVP) sensor, often used in automotive applications, is responsible for monitoring the position of a component, such as the throttle or EGR (Exhaust Gas Recirculation) valve. When an EVP sensor begins to fail, it can lead to various symptoms that may affect vehicle performance. Here are some common signs of failure for an EVP position sensor:
1. Check Engine Light: One of the most common indicators of a failing EVP sensor is the illumination of the check engine light on the dashboard. The vehicle's onboard diagnostic system may detect a fault related to the sensor and trigger this warning.
2. Poor Engine Performance: A malfunctioning EVP sensor can lead to incorrect readings of the component's position, causing issues like rough idling, stalling, or hesitation during acceleration. This is because the engine control unit (ECU) may not be receiving accurate data to adjust the air-fuel mixture or other parameters.
3. Reduced Fuel Efficiency: If the EVP sensor is not functioning correctly, it can lead to suboptimal engine performance, which often results in decreased fuel efficiency. The engine may burn more fuel than necessary due to incorrect adjustments.
4. Increased Emissions: A faulty EVP sensor can cause improper operation of the EGR system, leading to increased emissions. This can result in the vehicle failing emissions tests or producing more exhaust smoke than usual.
5. Erratic Engine Behavior: The engine may exhibit erratic behavior, such as surging or fluctuating RPMs, due to inconsistent data from the EVP sensor. This can make driving unpredictable and potentially unsafe.
6. Difficulty Starting the Engine: In some cases, a failing EVP sensor can make it difficult to start the engine, as the ECU may not be able to determine the correct position of the throttle or EGR valve.
7. Unusual Noises: You might hear unusual noises coming from the engine bay, such as knocking or pinging, which can be attributed to incorrect timing or air-fuel mixture adjustments caused by a faulty sensor.If you suspect that the EVP position sensor is failing, it is important to have the vehicle diagnosed and repaired by a qualified technician. They can use diagnostic tools to read error codes and perform tests to confirm the issue and replace the sensor if necessary.
How It Works
- Get a quote online or set-up a time to have your vehicle looked at.
- Pick time slots that work for you, easily, online.
- We will confirm appointments and send reminders.
- Our mechanics bring everything that is needed to you.
- All you have to do is provided a safe area for the work to be performed.
What we need from you
- A safe place to work on your vehicle
- No working on the side of busy roads
- No working on unstable or steep surfaces.
- We do not perform repairs during severe weather.
- Authorization from a property owner or management.
- Repair work done in a parking lot or at your requires permission.
- We do not do repairs in areas restricted by law.
Common Questions
Service Area
Our primary service area is greater Grand Rapids and includes Comstock Park, East Grand Rapids, Grandville, Kentwood, Walker, and Wyoming
Our secondary service area is provided by our Belding location and includes: Belding, Greenville, Ionia and the sorrounding areas.
Contact us if you have any questions about where we provide services.
