P1406 Acura Code - Exhaust Gas Recirculation Valve Position Sensor Circuit Problem
Quick Answer
The P1406 code for Acura vehicles indicates a problem with the Exhaust Gas Recirculation (EGR) Valve Position Sensor Circuit. Common causes include Faulty EGR valve position sensor, Wiring or connector issues in the EGR valve position sensor circuit, Carbon buildup in the EGR system. Severity is Moderate - service should be scheduled soon. The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
- What it means
- P1406 Acura indicates Exhaust Gas Recirculation Valve Position Sensor Circuit Problem.
- Common causes
- Common causes include Faulty EGR valve position sensor, Wiring or connector issues in the EGR valve position sensor circuit, Carbon buildup in the EGR system.
- Severity
- Moderate - service should be scheduled soon.
- Can I drive?
- The vehicle may still be drivable for short trips if it runs normally, but avoid hard driving and repair it soon.
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Code P1406 Acura Description
The P1406 code for Acura vehicles indicates a problem with the Exhaust Gas Recirculation (EGR) Valve Position Sensor Circuit. The EGR system is crucial for reducing emissions and improving fuel efficiency in a vehicle. The EGR valve controls the flow of exhaust gases back into the intake manifold, where they can be re-burned in the combustion process. The position sensor circuit is responsible for monitoring the EGR valve's position and ensuring it operates correctly.
Common Causes of P1406 Acura
- Faulty EGR valve position sensor
- Wiring or connector issues in the EGR valve position sensor circuit
- Carbon buildup in the EGR system
- Vacuum leaks in the EGR system
- EGR valve stuck open or closed
Symptoms of P1406 Acura
- Rough idle
- Hesitation during acceleration
- Engine stalling
- Decreased fuel efficiency
- Check Engine Light illuminated
How to Fix P1406 Acura
- Begin by diagnosing the specific cause of the P1406 code using a scan tool to read the code and identify the issue.
- Inspect the EGR valve position sensor and its wiring for any damage or corrosion. Replace the sensor if necessary.
- Clean the EGR valve and passages to remove any carbon buildup that may be affecting its operation.
- Check for vacuum leaks in the EGR system and repair any damaged hoses or connections.
- Test the EGR valve and position sensor after repairs to ensure they are functioning correctly.
Cost to Fix P1406 Acura
The cost of repairing a P1406 code on an Acura vehicle can vary depending on the specific cause of the issue and the labor rates in your area. On average, you can expect to pay between $200 and $500 for parts and labor. Keep in mind that labor rates at auto repair shops can range from $80 to $150 per hour, so it's a good idea to get quotes from multiple shops to find the best price. Additionally, the cost of parts such as the EGR valve position sensor may vary depending on the model and year of your Acura vehicle.
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