What is the function of EGR system,egr valve and other valve on Ford F-250?

For fuel economy purposes designers make adjustments to air/fuel ratios in cruise mode. When people mix lean, the combustion temperatures become high and generate pollutants like NOx. To control NOx during lean cruise modes, the EGR system reintroduces small quantities of exhaust gas into the intake manifold. It is the EGR valve that joins the exhaust system to the intake manifold, which is controlled by a vacuum-activated diaphragm. The F-series and Bronco vehicles have three different types of EGR systems, conventional ported vacuum, integral backpressure valve, and Electronic EGR (EEGR) system. The early non-U.S models used ported vacuum valves while early U.S carbureted models used integral backpressure valves.

How to remove and install Catalytic Converter, EGR Valve, EGR Valve Position Sensor and Vapor Canister on Ford F-250?

To begin with, disconnect the battery so as to perform maintenance on the EGR system components. To install a new O-ring during installation, unplug the electrical connector from the EVP sensor, remove the mounting bolts, and then detach the sensor. Disconnecting the battery is required for EGRC or EGRV Solenoid(s). They can be found on firewall, you will need to unplug the electrical connector, label and detach vacuum hoses, and remove the solenoid if it is held by bracket screws. EVR solenoid requires removing the solenoid, unplugging the sensor harness electrical connector and vacuum hose, and detaching the battery cable. Detach the vacuum line and mounting bolts after unplugging the electrical connector from EGR valve position sensor of the EGR valve. The valve should be removed after taking out the threaded fitting for the external exhaust supply tube (if present), unscrewing the mounting bolting, and removing a vacuum line. The gasket should also be replaced. When substituting an EGR valve without a position sensor; one can transfer the old one to fit with a new O-ring. Disconnect the battery before dealing with TAB/AIRB or TAD/AIRD solenoid(s) on the firewall then unplug the electrical connector from the solenoids located there then mark before removal of their vacuum hoses and solenoid/bracket screws. Labeling and disconnecting hoses are done when replacing faulty components in air pump and control valves on MTA systems before reattaching hoses.

What is the purpose of the emission control system and EGR Valve in Ford F-250?

The valves and components in the emission control system control exhaust gas recirculation (EGR) in vehicles. Its operation is based on a ported vacuum, which provides an ideal EGR signal during part-throttle and cruise conditions. BP valve modulates the flow of EGR using ported vacuum and exhaust back pressure. An electronic EGR valve controlled by a position sensor is used for EEGR. Troubleshooting entails dealing with issues affecting drivability, failed smog certifications or warning lights on the dashboard. The self-check function generates Diagnostic Trouble Codes (DTCs) to facilitate diagnosis. Vacuum testing, leakage tests, functional tests, and resistance measurements constitute some of the checks that need to be done on these systems.

Genuine Ford F-250 EGR Valve

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46 EGR Valves found

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Ford F-250 Valve Assembly
Part Number: E8AZ-9H465-A
$21.43 MSRP: $31.33
You Save: $9.90 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Valve Assy
- Replaced by: 6L3Z-9H465-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1997-1999 Ford F-250 | 8 Cyl 4.6L, 8 Cyl 5.4L | 4AT 4R100, 4AT 4R70W, 4AT E4OD, 5MT
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Ford F-250 Valve - Exhaust Gas Recirculation
Part Number: F37Z-9D475-C
$79.31 MSRP: $131.09
You Save: $51.78 (40%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: EGR Valve
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1996-1999 Ford F-250 | 8 Cyl 4.6L, 8 Cyl 5.0L, 8 Cyl 5.4L, 8 Cyl 5.8L | 3AT C6, 4AT 4R100, 4AT 4R70W, 4AT E4OD, 5MT
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Ford F-250 Valve - Exhaust Gas
Part Number: F57Z-9D475-B
$77.22 MSRP: $127.64
You Save: $50.42 (40%)
ADD TO CART
Product Specifications
- Replaced by: XF1Z-9D475-CB
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1996-1999 Ford F-250 | 8 Cyl 4.6L, 8 Cyl 5.0L, 8 Cyl 5.4L, 8 Cyl 5.8L | 3AT C6, 4AT 4R100, 4AT 4R70W, 4AT E4OD, 5MT
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Ford F-250 Valve - Exhaust Gas Recirculation
Part Number: XL3Z-9D475-DA
$65.98 MSRP: $131.09
You Save: $65.11 (50%)
ADD TO CART
Product Specifications
- Replaced by: XL3Z-9D475-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1998-1999 Ford F-250 | 8 Cyl 4.6L, 8 Cyl 5.4L | 4AT 4R100, 4AT 4R70W, 5MT
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Ford F-250 Valve - Exhaust Gas Recirculation
Part Number: F87Z-9D475-A2A
$79.31 MSRP: $131.09
You Save: $51.78 (40%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: EGR Valve
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1997-1999 Ford F-250 | 8 Cyl 4.6L, 8 Cyl 5.4L | 4AT 4R100, 4AT 4R70W, 4AT E4OD, 5MT
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Ford F-250 Valve Assembly
Part Number: E8AZ-9H465-B
$31.94 MSRP: $45.50
You Save: $13.56 (30%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Valve Assy
- Replaced by: 6L3Z-9H465-B
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1997-1999 Ford F-250 | 8 Cyl 4.6L, 8 Cyl 5.4L | 4AT 4R100, 4AT 4R70W, 4AT E4OD, 5MT
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Ford F-250 Valve Assembly
Part Number: E9PZ-9H473-D
$126.43 MSRP: $175.64
You Save: $49.21 (29%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Valve Assy; EGR Valve
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1982-1997 Ford F-250 | 6 Cyl 4.9L, 8 Cyl 5.0L, 8 Cyl 5.8L, 8 Cyl 7.5L | 3AT C6, 3MT, 4AT 4R70W, 4AT AOD, 4AT E4OD, 4MT, 5MT
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Ford F-250 VALVE & ACTUATOR ASY
Part Number: E1PZ9H473E
$39.30 MSRP: $53.69
You Save: $14.39 (27%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: EGR Valve
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1982-1989 Ford F-250 | 6 Cyl 4.9L, 8 Cyl 5.0L, 8 Cyl 5.8L, 8 Cyl 7.5L | 3AT C6, 3MT, 4AT AOD, 4AT E4OD, 4MT, 5MT
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Ford F-250 Valve - Exhaust Gas Recirculation
Part Number: F77Z-9D475-F2A
$63.95 MSRP: $127.09
You Save: $63.14 (50%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: EGR Valve
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1997-1999 Ford F-250 | 8 Cyl 4.6L, 8 Cyl 5.4L | 4AT 4R100, 4AT 4R70W, 4AT E4OD, 5MT
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Ford F-250 Valve - Exhaust Gas
Part Number: F75Z-9D475-C4A
$82.61 MSRP: $136.55
You Save: $53.94 (40%)
ADD TO CART
Product Specifications
- Replaced by: XL3Z-9D475-CA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1997-1999 Ford F-250 | 8 Cyl 4.6L, 8 Cyl 5.4L | 4AT 4R100, 4AT 4R70W, 4AT E4OD, 5MT
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Ford F-250 Valve - Exhaust Gas Recirculation
Part Number: XL3Z-9D475-BB
$82.61 MSRP: $136.55
You Save: $53.94 (40%)
ADD TO CART
Product Specifications
- Replaced by: XL3Z-9D475-CA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1998-1999 Ford F-250 | 8 Cyl 4.6L, 8 Cyl 5.4L | 4AT 4R100, 4AT 4R70W, 5MT
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Ford F-250 Valve - Exhaust Gas Recirculation
Part Number: F7UZ-9D475-A4A
$58.41 MSRP: $96.55
You Save: $38.14 (40%)
ADD TO CART
Product Specifications
- Replaced by: XC2Z-9D475-AB
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1997-1999 Ford F-250 | 8 Cyl 4.6L, 8 Cyl 5.4L | 4AT 4R100, 4AT 4R70W, 4AT E4OD, 5MT
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Ford F-250 Valve Assembly
Part Number: E7PZ9H473J
$135.20 MSRP: $187.82
You Save: $52.62 (29%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Valve Assy; EGR Valve
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1982-1997 Ford F-250 | 6 Cyl 4.9L, 8 Cyl 5.0L, 8 Cyl 5.8L, 8 Cyl 7.5L | 3AT C6, 3MT, 4AT 4R70W, 4AT AOD, 4AT E4OD, 4MT, 5MT
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Ford F-250 Valve Assembly
Part Number: E5TZ9D474AA
$63.35 MSRP: $88.00
You Save: $24.65 (29%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Valve Assy; Vacuum Solenoid
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1980-1989 Ford F-250 | 6 Cyl 4.9L, 8 Cyl 5.0L, 8 Cyl 5.8L, 8 Cyl 7.5L | 3AT C6, 3MT, 4AT AOD, 4AT E4OD, 4MT, 5MT
View related parts
Ford F-250 Valve - Exhaust Gas Recirculation
Part Number: F75Z-9D475-DA
$82.19 MSRP: $131.09
You Save: $48.90 (38%)
Product Specifications
- Other Name: EGR Valve
- Replaces: F65Z-9D475-B
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1997-1999 Ford F-250 | 8 Cyl 4.6L, 8 Cyl 5.4L | 4AT 4R100, 4AT 4R70W, 4AT E4OD, 5MT
View related parts
Ford F-250 Valve - Exhaust Gas Recirculation
Part Number: E5TZ-9F483-E
$0.00
Product Specifications
- Manufacturer Note: VALVE ASSY. EGR (INCLUDES EVP SENSOR)
- Replaced by: F2ZZ-9G428-B
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1982-1997 Ford F-250 | 6 Cyl 4.9L, 8 Cyl 5.0L, 8 Cyl 5.8L, 8 Cyl 7.5L | 3AT C6, 3MT, 4AT 4R70W, 4AT AOD, 4AT E4OD, 4MT, 5MT
View related parts
Ford F-250 Valve Assembly
Part Number: E7TZ-9H465-B
$34.57 MSRP: $49.25
You Save: $14.68 (30%)
Product Specifications
- Other Name: Valve Assy; Solenoid Valve
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1987-1996 Ford F-250 | 6 Cyl 4.9L, 8 Cyl 5.0L, 8 Cyl 5.8L, 8 Cyl 7.5L | 3AT C6, 3MT, 4AT AOD, 4AT E4OD, 4MT, 5MT
View related parts
Ford F-250 Valve - Exhaust Gas
Part Number: F4TZ-9D475-A
$0.00
Product Specifications
- Other Name: Valve - Exhaust Gas Recirculation; EGR Valve
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1996-1999 Ford F-250 | 8 Cyl 4.6L, 8 Cyl 5.0L, 8 Cyl 5.4L, 8 Cyl 5.8L | 3AT C6, 4AT 4R100, 4AT 4R70W, 4AT E4OD, 5MT
View related parts
Ford F-250 Valve - Exhaust Gas
Part Number: F6TZ-9D475-E
$0.00
Product Specifications
- Other Name: Valve - Exhaust Gas Recirculation; EGR Valve
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1996-1999 Ford F-250 | 8 Cyl 4.6L, 8 Cyl 5.0L, 8 Cyl 5.4L, 8 Cyl 5.8L | 3AT C6, 4AT 4R100, 4AT 4R70W, 4AT E4OD, 5MT
View related parts
Ford F-250 Valve Assy - EGR Vacuum Control
Part Number: D3TZ-9D473-B
Product Specifications
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 1980-1987 Ford F-250 | 6 Cyl 4.9L, 8 Cyl 5.0L, 8 Cyl 5.8L, 8 Cyl 6.6L, 8 Cyl 7.5L | 3AT C6, 3MT, 4AT AOD, 4MT, 5MT

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Ford F-250 EGR Valve

The EGR Valve in Ford F-250 simply regulates the return the exhaust gases back to the combustion chamber hence normalizing the air-fuel ratio and thus reducing air born pollutants. This technique reduces the amount of O2 and injects other idle gases to reduce peak temperatures to inhibit NOx generation. As time went on EGR technology became not just simple jets but valves that were managed by the conditions of the engine, present day EGR systems adapt flow of EGR according to the load of the engine. Although EGR is helpful in compliance with the emission requirements, certain motors such as Chrysler Pentastar 3.6 are exempted. Dregs of carbon need to be removed from the EGR valve through frequent service.

We provide a wide range of Ford F-250 EGR Valve at the best prices possible. If you need Ford F-250 EGR Valve, you can shop with confidence on our website. All our OEM parts come with a manufacturer's warranty and are delivered to your door step with a fast delivery service.

Ford F-250 EGR Valve Parts Questions & Experts Answers

Valve - Exhaust Gas Recirculation
F37Z-9D475-C
Q: What is the function of EGR system,egr valve and other valve on Ford F-250?
A: For fuel economy purposes designers make adjustments to air/fuel ratios in cruise mode. When people mix lean, the combustion temperatures become high and generate pollutants like NOx. To control NOx during lean cruise modes, the EGR system reintroduces small quantities of exhaust gas into the intake manifold. It is the EGR valve that joins the exhaust system to the intake manifold, which is controlled by a vacuum-activated diaphragm. The F-series and Bronco vehicles have three different types of EGR systems, conventional ported vacuum, integral backpressure valve, and Electronic EGR (EEGR) system. The early non-U.S models used ported vacuum valves while early U.S carbureted models used integral backpressure valves.
Valve - Exhaust Gas
F37Z-9D475-B
Q: How to remove and install Catalytic Converter, EGR Valve, EGR Valve Position Sensor and Vapor Canister on Ford F-250?
A: To begin with, disconnect the battery so as to perform maintenance on the EGR system components. To install a new O-ring during installation, unplug the electrical connector from the EVP sensor, remove the mounting bolts, and then detach the sensor. Disconnecting the battery is required for EGRC or EGRV Solenoid(s). They can be found on firewall, you will need to unplug the electrical connector, label and detach vacuum hoses, and remove the solenoid if it is held by bracket screws. EVR solenoid requires removing the solenoid, unplugging the sensor harness electrical connector and vacuum hose, and detaching the battery cable. Detach the vacuum line and mounting bolts after unplugging the electrical connector from EGR valve position sensor of the EGR valve. The valve should be removed after taking out the threaded fitting for the external exhaust supply tube (if present), unscrewing the mounting bolting, and removing a vacuum line. The gasket should also be replaced. When substituting an EGR valve without a position sensor; one can transfer the old one to fit with a new O-ring. Disconnect the battery before dealing with TAB/AIRB or TAD/AIRD solenoid(s) on the firewall then unplug the electrical connector from the solenoids located there then mark before removal of their vacuum hoses and solenoid/bracket screws. Labeling and disconnecting hoses are done when replacing faulty components in air pump and control valves on MTA systems before reattaching hoses.
Valve - Exhaust Gas Recirculation
F37Z-9D475-C
Q: What is the purpose of the emission control system and EGR Valve in Ford F-250?
A: The valves and components in the emission control system control exhaust gas recirculation (EGR) in vehicles. Its operation is based on a ported vacuum, which provides an ideal EGR signal during part-throttle and cruise conditions. BP valve modulates the flow of EGR using ported vacuum and exhaust back pressure. An electronic EGR valve controlled by a position sensor is used for EEGR. Troubleshooting entails dealing with issues affecting drivability, failed smog certifications or warning lights on the dashboard. The self-check function generates Diagnostic Trouble Codes (DTCs) to facilitate diagnosis. Vacuum testing, leakage tests, functional tests, and resistance measurements constitute some of the checks that need to be done on these systems.