Removing and installing fuel delivery unit (Touran): VW 1.4 (BLG, BMY)

🧭 Before you start

Fits: VW Touran I (1T, 2003–2015)

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• Prerequisites:Fuel tank must not be more than 3/4 full. This ensures that the fill level is below the flange of the fuel delivery unit. — First check whether a coded radio is fitted. If so, obtain anti-theft coding.
• Press in securing ring to release fuel lines.
• If delivery unit is to be renewed, drain old delivery unit before disposal.

🔧 Engine codes this applies to

📋 Procedure

1. ⚠ Prerequisites:Fuel tank must not be more than 3/4 full. This ensures that the fill level is below the flange of the fuel delivery unit. — First check whether a coded radio is fitted. If so, obtain anti-theft coding.
2. With the ignition switched off, disconnect battery earth strap.
3. Fold rear seat forwards.
4. Release carpet under rear bench seat and fold it back General body repairs, interior70Luggage compartment trims; Removing and installing luggage compartment floor.
5. Remove cover from fuel delivery unit (arrows).

6. Remove cover (1) with fuel pump control unit J538(2) from fuel delivery unit.
7. ⚠ Fuel supply lines are under pressure! Wear eye protection and gloves to avoid injuries and skin contact. Before loosening hose connections, wrap a cloth around the connection. Then release pressure by carefully pulling hose off connection. — Pull connector (1) and fuel lines (2) and (3) off flange. [Note: Press in securing ring to release fuel lines.]
8. Fit union nut tool3217 on three rounded ribs of union nut tool and unscrew union nut from flange. When doing this, press union nut tool3217 firmly onto union nut.
9. Pull fuel delivery unit and seal out of the opening in fuel tank. [Note: If delivery unit is to be renewed, drain old delivery unit before disposal.]
10. Installing the fuel delivery unit is carried out in reverse order of removal. [Note: When inserting fuel delivery unit, ensure that fuel gauge sender is not bent.Insert seal for fuel delivery unit dry into opening of fuel tank.Moisten seal with fuel only when installing fuel delivery unit.Note installation position of fuel delivery unit flange: mark on flange must align with mark on fuel tank (arrows).Do not interchange supply and return lines.Ensure that line connections are tight.After installing fuel delivery unit, check that the supply, return and breather lines are still clipped onto the fuel tank.Following installation, adapt fuel pump control unit J538 to the engine control unit "“Guided function”"]

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