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Case Study: Troubleshooting VOLVO Diesel Injector 1725282 (Series DAF) with Cross Reference Numbers 1661060, 1742535

2026-05-09

Problem Description

A fleet operator reported operational issues with their buses and coaches equipped with VOLVO diesel injector 1725282. The equipment exhibited uneven engine operation, black smoke, loss of power. After inspection, the problem was traced to the DAF series injectors, which have cross-reference numbers 1661060 and 1742535 for different VOLVO engine models.

Issues Identified

· Primary issue: electrical connector issues affecting fuel delivery and atomization

· Secondary issue: air leaks in fuel lines

· Secondary issue: poor quality fuel

Solution Applied

· service injectors and replace wiring harness

· Clean fuel tank and fuel lines

· Replace primary and secondary fuel filters

· Perform fuel system pressure test

Outcome

After repair: engine runs smoothly with reduced emissions. The fleet now maintains inventory of 1661060 and 1742535 as backup units to minimize downtime when 1725282 is not immediately available.

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86-134-3456-6685

FLAT B5, 1/ F. , MANNING IND BUILDING, 116-118 HOW MING STREET, KWUN TONG, KL，Hongkong

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Case Study: Troubleshooting VOLVO Diesel Injector 1725282 (Series DAF) with Cross Reference Numbers 1661060, 1742535

Problem Description

Issues Identified

Solution Applied

Outcome

News

Cases

Cummins Diesel Injector

BOSCH Diesel Injector

DENSO Diesel Injector

Caterpillar Fuel Injector

VOLVO Diesel Injector

DELPHI Fuel injector