S5 Quattro Coupe V8-4.2L (CAUA) (2009)
![background image](/audi/s5_quattro_coupe/v8-4.2l_(caua)/Page-887002.png)
Checking voltage supply and wiring
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Switch the ignition on.
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Using a Multimeter, check the following wiring connections for voltage.
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Switch the ignition off.
If the specification is not obtained:
Checking wiring