The overflow hoses (Leak-off) for 1.6 E-HDI engines return excess diesel from the injectors back to the fuel system. This original part of the Citroën and Peugeot cars is designed for variants with the Siemens VDO/Continental (Euro 5) injection molding system and solves typical leak problems in older hoses – naphta around the injectors, fuel odor in the engine compartment or deteriorated after a long time.

The

part is ideal for models with 1.6 E-HDI engine, such as Citroën C4 (I / II), C4 Picasso, or Peugeot 308, 3008 I and 5008 I. Before ordering, always verify agreement according to OEM codes 1574.c / 1574.HX (or without dot 1574cc / 1574HX) the original bundle in the vehicle.

It is worth replacing: rubber hoses will harden over time, micro-lane especially for T-clutch and quick couplings and begin to release. Replacement to restore the tightness of the low -pressure branch of the overflow, eliminate fuel leaks, improve cold starts and maintain cleaner engine compartment. This is a frequent service for the 1.6 E-HDI 5 engines.

Mounting tips: Work on a cool engine, clean the injectors in advance to prevent dirt from getting into the joints. Carefully release the old quick couplings, replace the bundle as a whole and guide it in the original holders without stress. After starting, check the possible leaks on all connections. No control unit coding is needed, it is a mechanical replacement of a low -pressure part.

This original part is suitable as a direct replacement for a damaged or leaking fuel overflow. The most common symptoms of defects: humid injectors, diesel odor, tubing drops, bubbles in fuel return, difficult starts after a longer outage.

Technical information

• Manufacturer: PSA / OEM (Siemens VDO – Continental)
• Model: engines 1.6 e-HDI Euro 5 (DV6C) with Siemens VDO/Continental
• Product codes: 1574.cc, 1574cc, 1574.HX, 1574HX
• Other numbers: Euro 5, DV6C, Leak-Off (overflow) Injectors

Compatibility by use: Citroën C4, C4 II, C4 Picasso; Peugeot 308, 3008 I, 5008 I-always for versions with 1.6 E-HDI Euro 5 and Siemens VDO/Continental. To be sure of conformity, we recommend that you follow the above -mentioned OEM codes and shape/number of injectors connections.

sought expressions: overflow hoses 1.6 e-HDI, injectors, fuel return hoses, leak-off psa, 1574cc, 1574HX, Siemens VDO Continental, Citroën Peugeot 1.6 HDI Euro 5.