S6 V8-4.2L (BBD) (2004)
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Specified value: 10 ... 18 Ohms
If specified value is not obtained:
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Replace the respective solenoid valve for camshaft adjustment.
If specified value is obtained:
Checking voltage supply
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Connect e.g. V.A.G 1527 B voltage tester as follows:
Harness connector
Measure to
Terminal
1
Engine Ground (GND)
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Switch ignition on.
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LED must light up.
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Switch ignition off
If LED does not light up:
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Check wire connection from terminal 1 of harness connector via fuse to Fuel Pump (FP) Relay -J17- or Motronic Engine Control Module (ECM)
Power Supply Relay -J271- (depending on version) for open circuit according to wiring diagram.
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Specified value: Wire resistance max 1.5 Ohms
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If necessary, repair wire connection.
If voltage supply is OK:
Checking control wire
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Connect test box to wiring harness of Engine Control Module (ECM); ECM is not connected. See: Powertrain Management/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 Test
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Check the following wire connections for open circuit according to wiring diagram:
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Valve -1- for camshaft adjustment -N205- (bank 1):
Harness connector
Test box
Terminal
Socket
2
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