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CC 2012 ➤ , Passat 2011 ➤ , Passat Variant 2011 ➤
Fuel supply system, petrol engines - Edition 05.2019
♦ Measuring container, capacity: 3 litres
Test conditions:
•
Voltage supply OK
⇒ "8.1.1 Checking function and voltage supply", page 73
•
Fuel pressure OK
⇒ "8.1.2 Checking fuel pressure", page 76
•
Battery voltage must be at least 11.5 V. If necessary, charge
battery ⇒ Electrical system; Rep. gr. 27 ; Battery; Charging
battery .
•
Fuse for fuel pump control unit - J538- OK ⇒ Current flow di‐
agrams, Electrical fault finding and Fitting locations.
•
Fuel pump control unit - J538- OK ⇒ Vehicle diagnostic tester.
•
Fuel pump relay - J17- OK ⇒ Vehicle diagnostic tester
•
Fuel pump fuse OK ⇒ Current flow diagrams, Electrical fault
finding and Fitting locations
•
Check that connector is fitted securely by pulling connector
without pressing catch. If connector was not inserted correctly,
repeat functional check of fuel pump.
•
Filling level in fuel tank above reserve.
Test sequence
– Remove bench seat ⇒ General body repairs, interior; Rep. gr.
72 ; Rear seats; Removing and installing bench seat/individual
seats .
– Guide carpet out and fold upwards, if fitted.
– Remove right cover with fuel pump control unit - J538- -2- from
assembly opening above fuel delivery unit.
– To do this, unclip right cover -1- at retaining tabs -arrows- using
removal wedge - 3409- .
90
Rep. gr.20 - Fuel supply system
.
.
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