P2037 Ford Code - Reductant Injection Air Pressure Sensor 'A' Circuit
Quick Answer
The P2037 Ford diagnostic trouble code (DTC) refers to the Reductant Injection Air Pressure Sensor 'A' Circuit. Common causes include Faulty Sensor: The most common cause of this code is a faulty reductant injection air pressure sensor 'A', Wiring Issues: Damage or corrosion to the wiring harness connected to the sensor can also trigger this code, Poor Electrical Connection: A poor electrical connection at the sensor or connector can cause intermittent issues. 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
- P2037 Ford indicates Reductant Injection Air Pressure Sensor 'A' Circuit.
- Common causes
- Common causes include Faulty Sensor: The most common cause of this code is a faulty reductant injection air pressure sensor 'A', Wiring Issues: Damage or corrosion to the wiring harness connected to the sensor can also trigger this code, Poor Electrical Connection: A poor electrical connection at the sensor or connector can cause intermittent issues.
- 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.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.
Code P2037 Ford Description
The P2037 Ford diagnostic trouble code (DTC) refers to the Reductant Injection Air Pressure Sensor 'A' Circuit. This code indicates that there is a malfunction in the circuit that is responsible for monitoring the air pressure in the reductant injection system. The reductant injection system is part of the Selective Catalytic Reduction (SCR) system, which is used to reduce harmful emissions in diesel engines.
Common Causes of P2037 Ford
- Faulty Sensor: The most common cause of this code is a faulty reductant injection air pressure sensor 'A'.
- Wiring Issues: Damage or corrosion to the wiring harness connected to the sensor can also trigger this code.
- Poor Electrical Connection: A poor electrical connection at the sensor or connector can cause intermittent issues.
- Software or Calibration Issue: Sometimes, the engine control module (ECM) may need to be reprogrammed or calibrated to resolve this code.
- System Leak: A leak in the reductant injection system can cause incorrect air pressure readings, triggering the code.
Symptoms of P2037 Ford
- Check Engine Light: The most common symptom associated with this code is the illumination of the check engine light on the dashboard.
- Decreased Fuel Efficiency: A malfunctioning reductant injection air pressure sensor can lead to decreased fuel efficiency as the engine may not be operating at optimal levels.
- Reduced Engine Performance: The vehicle may experience a loss of power or sluggish acceleration due to improper reductant injection.
- Failed Emissions Test: If the code is not addressed, the vehicle may fail emissions tests due to increased emissions.
How to Fix P2037 Ford
- Diagnose the Code: Use a diagnostic scan tool to retrieve the trouble code and pinpoint the issue with the reductant injection air pressure sensor 'A' circuit.
- Inspect Wiring and Connections: Check the wiring harness and connections for any damage, corrosion, or loose connections. Repair or replace as necessary.
- Test the Sensor: Test the reductant injection air pressure sensor 'A' to determine if it is functioning properly. Replace the sensor if it fails the test.
- Clear the Code: After repairing the issue, clear the trouble code from the ECM's memory using the scan tool.
- Test Drive: Take the vehicle for a test drive to ensure that the code does not reappear and that the reductant injection system is operating correctly.
Cost to Fix P2037 Ford
The cost of repairing the Reductant Injection Air Pressure Sensor 'A' Circuit can vary depending on the make and model of the vehicle, as well as the labor rates in your area. On average, the parts cost for a new sensor can range from $100 to $200, while the labor cost can be anywhere from $100 to $300. This brings the total repair cost to approximately $200 to $500. Keep in mind that diagnostic time and labor rates can vary, so it's recommended to obtain quotes from local auto repair shops for a more accurate estimate.
Need more information about the P2037 Ford code?
Need more information on how to fix the P2037 Ford code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P2037 Ford code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P2037 Ford Code
No Frequently Asked Questions about P2037 Ford Code found.
Discuss the causes and fixes for P2037 Ford OBDII Code
Code P2037 Ford comments
No comments found for this page.
Fix Your Car Smarter
Try the New AutoCodes App!
Get complete OBDII diagnostics, repair solutions, and cost estimates, plus AI chat support on demand.