vauxhall Workshop Repair Guides

Vauxhall Workshop Manuals

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Fuel Pressure Regulator, Remove and Install

Caution

Fuel leak – observe safety regulations and national legislation. Reduce fuel pressure with Pressure Tester KM-J-34730-91 via testing port (2). Collect escaping fuel in suitable container.

  Remove

For Z 20 LET engine: Remove air intake pipe – see illustration "Air Duct (Z 20 LET)".

Detach engine vent hose (1) from cylinder head cover.

Disconnect vacuum line (3) from fuel pressure regulator. Remove fastening clamp (4) from fuel pressure regulator and fuel distributor pipe.

Mark installation position and carefully remove fuel pressure regulator from fuel distributor pipe – ensure utmost cleanliness.

Caution

Damaged seal rings (5) must be replaced.

Object Number: 2392494  Size: DEFAULT

  Install

Coat seal rings lightly with silicone grease (white) prior to assembly.

Note installation position of fuel pressure regulator. Insert fuel pressure regulator in fuel distributor pipe – ensure utmost cleanliness.

Install fastening clamp at fuel pressure regulator and fuel distributor tube – tightening torque 5 Nm / 4 lbf. ft.

Connect vacuum hose to fuel pressure regulator.

Attach engine vent hose to cylinder head cover.

For Z 20 LET engine: Install air intake pipe – see illustration "Air Duct (Z 20 LET)".


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J Engine and Engine Aggregates > Fuel Injection Systems > Repair Instructions > Fuel Pressure Regulator, Remove and Install

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