A6 V6-3.0L (AVK) (2004)
-
Operate starter briefly.
-
Specified value: approx. battery voltage
-
Switch ignition off.
If specified value is not obtained:
-
Check wire connection from harness connector terminal 2 to Fuel Pump (FP) Relay -J17- via fuse for open circuit according to wiring diagram.
-
Specified value: Wire resistance max 1.5 Ohms
-
If necessary, repair wire connection.
If voltage supply is OK:
Check Ground (GND) activation
-
Connect multimeter between terminal 2 and 3 of harness connector for voltage measurement.
-
Operate starter briefly.
-
Specified value: approx. battery voltage
-
Switch ignition off.
-
Check wire connections.
-
Connect multimeter between terminal 1 and 3 of harness connector for voltage measurement.
-
Switch ignition on.
-
Specified value: about 5 V
-
Switch ignition off.
If specified value is not obtained:
Checking wire connections
NOTE: Signal wire is also checked during wire test.
-
Connect test box to wiring harness of Engine Control Module (ECM); ECM is not connected. See: Computers and Control Systems/Testing and
Inspection/Reading and Clearing Diagnostic Trouble Codes/Scan Tool Connecting/With Generic Scan Tool/Test Box, Connecting For Wiring
Testing