A4 Quattro Cabriolet V6-3.2L (BKH) (2007)
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Disconnect the Camshaft Adjustment Valve 1 (exhaust) N318 electrical harness connector or - 1 - the Camshaft Adjustment Valve 1 N205 - 2 -.
Cylinder bank 2 (left)
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Remove the screw - arrow - retaining the coolant reservoir.
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Disconnect the Engine Coolant Level (ECL) Warning Switch F66 electrical harness connector from the bottom of the coolant reservoir and set
aside the coolant reservoir with the coolant hoses - 1 - and - 2 - connected.
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Disconnect the Camshaft Adjustment Valve 2 N208 electrical harness connector - 2 - or the Camshaft Adjustment Valve 2 (exhaust) N319 - 3 -.
Checking internal resistance
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Using a Multimeter , check the Camshaft Adjustment Valve for resistance.
Specified value: 5.0 to 8.0 Ohms (at approx. 20 degrees C)