How does the Exhaust Gas Recirculation (EGR) system,EGR Vacuum Solenoid and EGR Valve work and how to inspect and replace on Nissan Pathfinder?

To decrease the amount of NOx released, a portion of exhaust gases are forced back into the intake manifold by Exhaust Gas Recirculation (EGR) system found in four-cylinder and 3.3L V6 models. This mixture lessens combustion temperatures reducing NOx formation. The EGR system comprises parts like the EGR control solenoid valve, EGR valve, EGR temperature sensor, and EGR control backpressure transducer valve. By use of vacuum signals, PCM operates the EGR control solenoid. In the vacuum system there is a tap in the air intake system while in ported vacuum control system there is a throttle body exposed to manifold vacuum during acceleration. It assists in controlling EGR vacuum signal by monitoring exhaust backpressure; also the PCM takes its orders from EGT sensor on changes happening inside of this passage. Properly function your systems by checking hoses, connections and inspecting for damage, cracks or leaks. Bring engine to operating temperature before testing EGR system allowing it to idle and opening/closing throttle to observe movement of egr valve steam which indicates proper workability of the system if it moves but check vacum signal and connections if it does not move. These can include clogged passages or faulty valves that may need service such as cleaning or replacing diaphragm movements and so on. Additionally, examine voltage signals and operations for an egr control solenoid when you replace it should any be found wanting while blown at coolers should be unclogged then flushed with water. Also when subjected to vacuum this may cause hissing sound but should cease when pressure goes beyond 0.145 psi in case of an egr control backpressure transducer valve leaking . Finally immerse its tip into hot water during resistance checks for an egr temperature sensor so that any marked decrease suggests malfunction. Service or replace them by taking out deposits from mounting surfaces once you have cleaned EGR valve before rechecking for proper installation. For a control solenoid of an EGR system, you can begin by unplugging its electrical connectors then detaching vacuum hose before removing the solenoid and reinstalling it again. An EGR temperature sensor is dismantled by disconnecting electrical connector first then unscrewing the sensor plug.

Genuine Nissan Pathfinder EGR Vacuum Solenoid

EGR Valve Vacuum Solenoid

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25 EGR Vacuum Solenoids found

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Nissan Pathfinder Solenoid Valve Assembly
Part Number: 14955-8J10A
$199.81 MSRP: $282.22
You Save: $82.41 (30%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Solenoid Valve Assy
- Replaces: 14955-8J100
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2022-2025 Nissan Pathfinder
- 2005-2020 Nissan Pathfinder | LE, Platinum, S, SE, SE Off-Road, Silver Edition, SL, SV, XE | 6 Cyl 3.5L, 6 Cyl 4.0L | VQ35DD, VQ35DE, VQ40DE
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Nissan Pathfinder Solenoid Valve Assembly
Part Number: 14956-38U01
$93.39 MSRP: $131.90
You Save: $38.51 (30%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Solenoid Valve Assy; Vent Control Solenoid
- Replaces: 14956-38U00, 14956-38U10
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1996-2003 Nissan Pathfinder | LE, SE, XE | 6 Cyl 3.3L | VG33E
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Nissan Pathfinder Solenoid Valve Assembly
Part Number: 14956-1P101
$131.81 MSRP: $186.17
You Save: $54.36 (30%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Solenoid Valve Assy; Solenoid Valve
- Replaces: 14956-1P100, 14956-1P110
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1997-2004 Nissan Pathfinder | LE, SE, XE | 6 Cyl 3.3L, 6 Cyl 3.5L | VG33E, VQ35DE
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Nissan Pathfinder Solenoid Valve Assembly
Part Number: 14956-1P110
$131.81 MSRP: $186.17
You Save: $54.36 (30%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Solenoid Valve Assy
- Replaced by: 14956-1P101
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2001-2004 Nissan Pathfinder | LE, SE, XE | 6 Cyl 3.5L | VQ35DE
View related parts
Nissan Pathfinder Solenoid Valve Assembly
Part Number: 14955-8J100
$199.81 MSRP: $282.22
You Save: $82.41 (30%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Solenoid Valve Assy
- Replaced by: 14955-8J10A
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2005-2008 Nissan Pathfinder | LE, S, SE, SE Off-Road, XE | 6 Cyl 4.0L | VQ40DE
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Nissan Pathfinder Exhaust Gas Recircuration Valve
Part Number: 14710-0W000
$140.70 MSRP: $208.33
You Save: $67.63 (33%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: EGR Valve
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1996-1998 Nissan Pathfinder | LE, SE, XE | 6 Cyl 3.3L | VG33E
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Nissan Pathfinder Exhaust Gas RECIRCULATION Valve
Part Number: 14710-1W601
$180.79 MSRP: $267.70
You Save: $86.91 (33%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Exhaust Gas Recircuration Valve; EGR Valve
- Replaces: 14710-1W600
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1997-2003 Nissan Pathfinder | LE, SE, XE | 6 Cyl 3.3L | VG33E
View related parts
Nissan Pathfinder Solenoid Valve Assembly
Part Number: 14956-31U00
$92.49 MSRP: $130.63
You Save: $38.14 (30%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Solenoid Valve Assy
- Replaced by: 14956-31U1A
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1996-1997 Nissan Pathfinder | LE, SE, XE | 6 Cyl 3.3L | VG33E
View related parts
Nissan Pathfinder Solenoid Valve Assembly
Part Number: 14956-38U00
$93.39 MSRP: $131.90
You Save: $38.51 (30%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Solenoid Valve Assy
- Replaced by: 14956-38U01
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1996-1997 Nissan Pathfinder | LE, SE, XE | 6 Cyl 3.3L | VG33E
View related parts
Nissan Pathfinder Exhaust Gas Recircuration Valve
Part Number: 14710-75P11
$235.91 MSRP: $349.32
You Save: $113.41 (33%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: EGR Valve
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1993-1995 Nissan Pathfinder | SE, ST | 6 Cyl 3.0L | VG30E
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Nissan Pathfinder Solenoid Valve Assembly
Part Number: 14956-58C10
$171.78 MSRP: $242.63
You Save: $70.85 (30%)
ADD TO CART
Product Specifications
- Other Name: Solenoid Valve Assy
- Replaced by: 14956-58C1A
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1993-1995 Nissan Pathfinder | SE, ST, XE | 6 Cyl 3.0L | VG30E
View related parts
Nissan Pathfinder Control Valve Assembly
Part Number: 14935-JF02C
$60.77 MSRP: $85.83
You Save: $25.06 (30%)
ADD TO CART
Product Specifications
- Other Name: VALVE ASSY-CONTROL
- Replaces: 14935-JF00B, 14935-JF01B, 14935-JF00A, 14935-JF00C, 14935-JF00D, 14935-JF00E, 14935-JF01C
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2020,2022-2025 Nissan Pathfinder | LE, Platinum, Platinum Hybrid, Rock Creek, S, SE, SL, SL Hybrid, SV, SV Hybrid, Silver Edition | 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV), 6 Cyl 3.5 L GAS, 6 Cyl 4.0 L GAS, 8 Cyl 5.6 L GAS
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Nissan Pathfinder Solenoid Valve Assembly
Part Number: 14956-30R00
$84.57 MSRP: $119.45
You Save: $34.88 (30%)
Product Specifications
- Other Name: Solenoid Valve Assy
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1989-1994 Nissan Pathfinder | SE, ST, XE | 6 Cyl 3.0L | VG30E
View related parts
Nissan Pathfinder Solenoid Valve Assembly
Part Number: 14956-40R00
$120.75 MSRP: $170.55
You Save: $49.80 (30%)
Product Specifications
- Other Name: Solenoid Valve Assy
- Replaced by: 14956-30P00
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1989-1995 Nissan Pathfinder | SE, ST, XE | 6 Cyl 3.0L | VG30E
View related parts
Nissan Pathfinder Solenoid Valve Assembly
Part Number: 14956-31U10
Product Specifications
- Other Name: Solenoid Valve Assy
- Replaced by: 14956-31U1A
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2000-2002 Nissan Pathfinder | LE, SE, XE | 6 Cyl 3.5L | VQ35DE
View related parts
Nissan Pathfinder Solenoid Valve Assembly
Part Number: 14956-31U01
Product Specifications
- Other Name: Solenoid Valve Assy
- Replaced by: 14956-31U1A
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 2000-2002 Nissan Pathfinder | LE, SE, XE | 6 Cyl 3.5L | VQ35DE
- 1996-1998 Nissan Pathfinder | LE, SE, XE | 6 Cyl 3.3L | VG33E
View related parts
Nissan Pathfinder Valve Assembly-EGR Control
Part Number: 14710-88G00
Product Specifications
- Other Name: Exhaust Gas Recircuration Valve; EGR Valve
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1989-1995 Nissan Pathfinder | SE, ST, XE | 6 Cyl 3.0L | VG30E
View related parts
Nissan Pathfinder Solenoid Valve Assembly
Part Number: 14956-27M10
$76.36 MSRP: $107.85
You Save: $31.49 (30%)
Product Specifications
- Other Name: Solenoid Valve Assy
- Manufacturer Note: F/EGR & EVAPO
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1987-1990 Nissan Pathfinder | DX | 4 Cyl 2.4L | Z24I
View related parts
Nissan Pathfinder Vacuum Assembly W/BRACKET
Part Number: 14956-12G00
$87.27 MSRP: $123.27
You Save: $36.00 (30%)
Product Specifications
- Other Name: Solenoid Valve Assy
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1987-1990 Nissan Pathfinder | DX, SE, ST | 4 Cyl 2.4L, 6 Cyl 3.0L | VG30I, Z24I
View related parts
Nissan Pathfinder Solenoid Valve Assembly
Part Number: 14956-27M00
Product Specifications
- Other Name: Solenoid Valve Assy
- Manufacturer Note: F/EAI
- Warranty: This genuine part is guaranteed by Nissan's factory warranty.
Fits the following Vehicles:
- 1987-1990 Nissan Pathfinder | SE, ST | 6 Cyl 3.0L | VG30I

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1-20 of 25 Results

Nissan Pathfinder EGR Vacuum Solenoid

Nissan Pathfinder EGR Vacuum Solenoid is responsible for controlling the vacuum flow that directs to the EGR valve for the purpose of reintroducing exhaust gases into the intake manifold and reducing nitrogen oxide emissions. The EGR Vacuum Solenoid is situated within the vacuum line. It functions as an electromechanical gate. The vehicle computer sends a signal to the EGR Vacuum Solenoid, which then opens. This opening allows vacuum to flow that operates the EGR valve diaphragm in a lifting motion. By allowing controlled exhaust to mix with incoming air, it lowers the temperature of combustion and hence NOx formation. Due to engine warm-up, idle, or hard acceleration conditions, the EGR Vacuum Solenoid closes, cutting off the vacuum and keeping the valve shut for smooth running. The EGR Vacuum Solenoid switches at the right time and prevents spark knock, detonation, rough idle, or stalling due to an incorrect level of recirculation. The EGR Vacuum Solenoid is designed for Nissan Pathfinder calibration to keep the emissions and drivability in check with the engine control module. By working consistently, this component guarantees the Nissan engines adhere to the required emissions standards while ensuring stable operation of the Pathfinder. The Nissan Pathfinder referred to in the description is the only working one since no other designs are confirmed.

If you need any OEM Nissan Pathfinder EGR Vacuum Solenoid, feel free to choose them out of our huge selection of genuine Nissan Pathfinder EGR Vacuum Solenoid. All our parts are offered at unbeatable prices and are supported by the manufacturer's warranty. In addition, we offer quick shipping to have your parts delivered to your door step in a matter of days.

Nissan Pathfinder EGR Vacuum Solenoid Parts Questions & Experts Answers

Solenoid Valve Assembly
14956-38U01
Q: How does the Exhaust Gas Recirculation (EGR) system,EGR Vacuum Solenoid and EGR Valve work and how to inspect and replace on Nissan Pathfinder?
A:
To decrease the amount of NOx released, a portion of exhaust gases are forced back into the intake manifold by Exhaust Gas Recirculation (EGR) system found in four-cylinder and 3.3L V6 models. This mixture lessens combustion temperatures reducing NOx formation. The EGR system comprises parts like the EGR control solenoid valve, EGR valve, EGR temperature sensor, and EGR control backpressure transducer valve. By use of vacuum signals, PCM operates the EGR control solenoid. In the vacuum system there is a tap in the air intake system while in ported vacuum control system there is a throttle body exposed to manifold vacuum during acceleration. It assists in controlling EGR vacuum signal by monitoring exhaust backpressure; also the PCM takes its orders from EGT sensor on changes happening inside of this passage. Properly function your systems by checking hoses, connections and inspecting for damage, cracks or leaks. Bring engine to operating temperature before testing EGR system allowing it to idle and opening/closing throttle to observe movement of egr valve steam which indicates proper workability of the system if it moves but check vacum signal and connections if it does not move. These can include clogged passages or faulty valves that may need service such as cleaning or replacing diaphragm movements and so on. Additionally, examine voltage signals and operations for an egr control solenoid when you replace it should any be found wanting while blown at coolers should be unclogged then flushed with water. Also when subjected to vacuum this may cause hissing sound but should cease when pressure goes beyond 0.145 psi in case of an egr control backpressure transducer valve leaking . Finally immerse its tip into hot water during resistance checks for an egr temperature sensor so that any marked decrease suggests malfunction. Service or replace them by taking out deposits from mounting surfaces once you have cleaned EGR valve before rechecking for proper installation. For a control solenoid of an EGR system, you can begin by unplugging its electrical connectors then detaching vacuum hose before removing the solenoid and reinstalling it again. An EGR temperature sensor is dismantled by disconnecting electrical connector first then unscrewing the sensor plug.

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