Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSVOLKSWAGEN2011GOLF BASE, 2D HATCHBACK, 2.5 A, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE MECHANICALFUEL SYSTEM2.5L - FUEL SUPPLY - ENGINE CODE(S): CBTA & CBUA20 FUEL SUPPLY SYSTEMDIAGNOSIS AND TESTINGFUEL PUMP, CHECKINGFUEL DELIVERY RATE, CHECKING

2011 Volkswagen Golf Base, 2D Hatchback, 2.5 A, Standard

Fuel Delivery Rate, Checking

2011 Volkswagen Golf Base, 2D Hatchback, 2.5 A, StandardSECTION Fuel Delivery Rate, Checking

The voltage supply is OK.
The fuel pressure regulator and holding pressure are OK. Checking, refer to FUEL PRESSURE REGULATOR AND HOLDING PRESSURE, CHECKING
The fuel filter is OK.

-- Remove the rear seat bench. Refer to "Rear Seats" in Removal and Installation .

-- Remove the cover from the fuel delivery unit.

Fig 1: Identifying Cover From Fuel Delivery Unit

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- First, pull on the connector -arrow- without pressing the retainer to make sure it is connected securely. If the connector was not connected correctly, it could cause a fault.

Fig 2: Identifying Fuel Pump Control Module Connector

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Disconnect the connector -arrow-.

-- Check the contacts on the connector and the fuel delivery unit for damage.

-- Connect the test instrument adapter/DSO (5-pin) VAS 5565 between the connectors on the fuel delivery unit and cover.

Fig 3: Identifying Remote Control V.A.G 1348/3A Connected To Test Instrument Adapter/DSO (5-Pin) VAS 5565 And Battery Plus (+)

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Connect the remote control V.A.G 1348/3A to the test instrument adapter/DSO (5-pin) VAS 5565 and to battery positive (+).

NOTE:

This step allows the fuel pump to run when the engine is not running.

The fuel pump delivery rate is measured at 4 bar. Check the fuel pressure before measuring the delivery quantity. Refer to FUEL PRESSURE REGULATOR AND HOLDING PRESSURE, CHECKING .

RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.