A4 Quattro Wagon L4-2.0L Turbo (BPG) (2005)
-
Using the Multimeter V.A.G. 1526 A or equivalent, check the Fuel Pressure Sensor G247 electrical harness connector for voltage.
Electrical harness connector Terminal
Specified value
1 to Battery positive (+)
Battery positive (+)
2 to Ground (GND)
Battery positive (+)
3 to Ground (GND)
about 5 V
-
Switch the ignition off.
If specified value is obtained:
-
Replace the Fuel Pressure Sensor G247
If the specified value was not obtained:
Checking wiring connections
-
Connect the test box 1598/42 to the wiring harness of the Engine Control Module (ECM) J623 . The ECM is not connected.
-
Using the Test Box 105 Pin VAG1598/42 and Multimeter V.A.G 1526 A or equivalent, check the following wiring connection for an open circuit.
Electrical harness connector Terminal
Test box socket
1
14
2
25
3
26
Specified resistance 1.5 Ohms max.
If the specification is not obtained:
-
Check the wiring for a short circuit to Battery positive (+) or an open circuit.
-
If necessary, repair the wiring connection.
If no malfunctions are found in the wiring:
-
Replace the Engine Control Module (ECM) J623.
Assembly is performed in the reverse order of removal.
Final procedures
After repair work, the following work steps must be performed in the mentioned sequence: