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0103 069 Injector Pump Overflow Valve, Fuel System
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0103 069 Compatible Injector Pump Overflow Valve

0103 069

Summary

This high-strength injector pump overflow valve features an M14x1,5 thread size. It is designed to maintain constant pressure within the fuel injection system and is compatible with Iveco, MAN, Mercedes-Benz, and Scania heavy commercial vehicles. Equivalent to OE Bosch 1457413010, Iveco 79097353 and MAN 90816929667.

Product identifiers
EAN Code8699031062006
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Compatible OEM Codes

  • SCANIA
    • 479775
  • MERCEDES BENZ
    • 000 477 03 29
  • MAN
    • 90.81692-9667
  • IVECO
    • 79097353
  • BOSCH
    • 1 457 413 010

Description

What does an injector pump overflow valve do?

This injector pump overflow valve plays a critical role in the fuel injection system by maintaining constant internal pressure. By redirecting excess fuel back to the return line, it ensures the injection pump operates within its required pressure threshold, which is vital for stable engine performance and consistent fuel delivery.

Compatible vehicle makes and engines

This component is compatible with Iveco, MAN, Mercedes-Benz, and Scania trucks. It is designed to function within high-pressure diesel environments, ensuring that the fuel flow remains regular even under heavy-duty operating conditions. Check the compatibility list.

Installation and maintenance guidance

When performing maintenance or installation, technicians should ensure the M14x1,5 thread is clean and properly seated to prevent pressure drops. Regular inspection of the valve can help prevent symptoms like irregular idling or increased fuel consumption in heavy commercial vehicle fleets.

Troubleshooting fuel pressure issues

Maintaining a stable pressure balance within the pump is essential for engine longevity. This overflow valve serves as a reliable replacement part for workshop technicians looking to restore optimal fuel system regulation.

OE cross-reference

0103 069 (Injector Pump Overflow Valve) is the equivalent of the Bosch, Iveco, MAN, Mercedes-Benz and Scania OE numbers. This part directly replaces Bosch OE number 1457413010. It also replaces Iveco OE number 79097353, MAN OE number 90816929667, Mercedes-Benz OE number 0004770329 and Scania OE number 479775.

Technical Specifications

Technical Specifications
Thread SizeM14x1,5

Other OEMs

BOSCH

  • 1 457 413 010

IVECO

  • 79097353

MAN

  • 90816929667
  • 90.81692.9667
  • 90-81692-9667
  • 90 81692 9667
  • 90.81692-9667

MERCEDES BENZ

  • A0004770329
  • 0004770329
  • 000.477.0329
  • 000.477.03.29
  • 000 477 0329
  • 000 477 03 29

SCANIA

  • 479775

Compatible Vehicles

Compatible Vehicles
BrandModelModel TypeEngine
BOSCH
IVECO
MAN
MERCEDES BENZ
SCANIA

FAQ

What is the function of an injector pump overflow valve?
The valve maintains constant internal pump pressure by redirecting excess fuel back to the return line, which prevents pressure imbalances during operation.
Which vehicle brands is this component compatible with?
This component is designed for use in Iveco, MAN, Mercedes-Benz, and Scania heavy commercial vehicles.
What are the technical specifications of this valve?
This overflow valve features an M14x1,5 thread size to ensure proper fitment within the fuel injection system.
What are common symptoms of a faulty overflow valve?
A faulty valve can lead to irregular engine idling, loss of engine power, and increased fuel consumption due to disrupted pressure balance.
What are the OE reference numbers of this part?
0103 069 directly replaces Bosch OE number 1457413010. It also replaces Iveco OE number 79097353, MAN OE number 90816929667, Mercedes-Benz OE number 0004770329 and Scania OE number 479775.