S6 Quattro Sedan V10-5.2L (BXA) (2007)
Checking internal resistance
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Using a Multimeter, check the Camshaft Adjustment Valve 2 (N208) terminals 1 to 2 for resistance.
Specified value: 5.0 to 8.0 ohms (at approx. 20° C)
If the specified value was not obtained:
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Replace Camshaft Adjustment Valve 2 (N208).
If the specified value was obtained:
Checking voltage
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Switch the ignition on.
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Using a Multimeter, Check the Camshaft Adjustment Valve 2 (N208) electrical harness connector terminal 2 to Ground (GND) for voltage.
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Switch the ignition off.
Specified value: battery voltage.
If the specified value was not obtained:
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Check the wiring connection from the Camshaft Adjustment Valve 2 (N208) electrical harness connector terminal 2 to the Motronic Engine
Control Module (ECM) Power Supply Relay (J271) socket 2/87 for an open circuit, short circuit to Battery (+) or Ground (GND).
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Check the wiring connection for damage, corrosion, lose or broken terminals.