volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Fuel Pressure Regulator and Residual Pressure Checking, Engine Code BPR|Page 6101 > < Fuel Pressure Regulator and Residual Pressure Checking, Engine Code BPR|Page 6099
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‹› Press the securing ring to disengage the line.

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Connect the (VAG 1318) with (VAG 1318/23 ) and (VAG 1318/17) to the fuel supply line.

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Close the (VAG 1318) shut off lever (lever stands perpendicular to direction of flow - position - B -). 

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Switch the ignition on and off until the fuel pressure on the (VAG 1318) is 4 bar.

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Observe the pressure drop on the (VAG 1318).

‹› After 30 minutes the pressure must not drop below a 3 bar decrease. 

If the pressure drops further:

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Check line connections for leaks.

If no malfunctions are found in connections:

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Replace the fuel pressure regulator.

Fuel Pressure Regulator and Residual Pressure Checking, Engine Code BPR|Page 6101 > < Fuel Pressure Regulator and Residual Pressure Checking, Engine Code BPR|Page 6099