Buy wp20602 - Genuine Paccar EGR Control Valve MX11/MX13 - 1 - wisentpartscenter.com

Description

The Genuine PACCAR 2243011 EGR Control Valve is an electronically controlled exhaust gas recirculation (EGR) component used in compatible PACCAR MX-11 and MX-13 diesel engines. It regulates the amount of exhaust gas directed back into the engine's intake system, helping reduce combustion temperatures and nitrogen oxide (NOx) emissions. This valve is used in select Kenworth and Peterbilt heavy-duty truck applications equipped with PACCAR MX-series engines and the corresponding EGR system configuration.

Key Functions

- Controls the flow of recirculated exhaust gas entering the engine's intake system.
- Helps reduce peak combustion temperatures and NOx formation.
- Adjusts EGR flow according to commands from the engine management system.
- Supports emissions-system operation across changing engine speeds and loads.
- Helps maintain the intended balance between fresh intake air and recirculated exhaust gas.

Fitment & Specifications

- Brand: PACCAR
- Part Type: EGR Control Valve / EGR Module
- Engine Applications: PACCAR MX-11 and MX-13, depending on engine configuration
- Engine Displacement: MX-11 – 10.8L; MX-13 – 12.9L
- Vehicle Applications: Select Kenworth and Peterbilt equipped with compatible PACCAR MX-series engines
- System: Exhaust Gas Recirculation (EGR)
- Operating Mode: Electrically controlled
- Component Type: EGR Flow Control Valve
- Application Notes: Confirm the engine emissions generation and coolant-line connection arrangement.
Later MX-13 applications have been documented with bolted coolant-line connections.

Verify fitment with us before ordering to ensure the correct part for your application.

Purpose of the Part

The EGR control valve manages the amount of exhaust gas recirculated into the engine's intake system. By introducing a controlled quantity of exhaust gas into the intake air, the system reduces oxygen concentration and peak combustion temperatures, limiting the formation of nitrogen oxides during operation.

The PACCAR 2243011 EGR Control Valve responds to engine management commands to regulate exhaust gas flow as operating conditions change. Proper valve operation helps maintain the intended emissions-control strategy while supporting stable engine performance.

Issue Symptoms / When to Replace

An EGR control valve that becomes stuck, restricted by carbon buildup, or fails electrically can disrupt exhaust gas regulation. Common signs that the valve may require inspection or replacement include:

- Check Engine light or emissions-system warning messages.
- Reduced engine power or poor throttle response.
- Rough idle or inconsistent engine operation.
- Excessive exhaust smoke under certain operating conditions.
- EGR valve position or exhaust gas flow diagnostic faults.
- Engine derate conditions associated with emissions-system faults.
- Carbon buildup or mechanical sticking that prevents normal valve movement.

Similar symptoms can also be caused by restricted EGR passages, EGR cooler problems, faulty pressure or temperature sensors, wiring damage, or other intake and emissions-system faults. Confirm the actual cause through proper diagnostics before replacing the valve.

Brand Information

PACCAR develops and manufactures MX-series diesel engines for heavy-duty commercial vehicle applications, including Kenworth and Peterbilt trucks. Its OEM replacement parts support the maintenance and repair of PACCAR engine and emissions systems. Pierburg, a Rheinmetall brand specializing in emissions-control technology, also catalogs an EGR valve corresponding to several numbers in this PACCAR/DAF part family.

Installation Notes

Before replacing the EGR control valve, verify that the replacement matches the original component's mounting configuration, electrical connector, and coolant-line connections. Inspect related EGR passages for excessive soot deposits or restrictions, and check the surrounding connections for signs of leakage or damage.

Protect open exhaust and intake passages from contamination during installation. Replace disturbed gaskets or seals as required by the applicable service procedure, and ensure all mounting surfaces are clean. If coolant connections are disconnected, restore the cooling system according to PACCAR service instructions.

After installation, inspect for exhaust and coolant leaks, check electrical connections, and verify EGR operation using a compatible diagnostic tool. Follow the appropriate PACCAR service procedure for any required actuator calibration, initialization, or system checks.

How to Identify an OEM Part

Identify the PACCAR 2243011 EGR Control Valve using the original factory part identification and the valve's physical configuration. Compare the replacement with the original assembly, paying particular attention to the aluminum valve housing, integrated electrical actuator, connector arrangement, mounting points, and coolant connections.

Where available, verify PACCAR identification on the factory packaging or component label. Pierburg also catalogs a corresponding EGR module under manufacturer number 7.08797.40.0. No specific PACCAR casting-number location has been independently confirmed for this unit.

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Warranty Information

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