FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
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Car repair manuals for everyone.
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Audi
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1996
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Cabriolet V6-2.8L (AFC)
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Repair and Diagnosis
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A L L Diagnostic Trouble Codes ( DTC )
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Testing and Inspection
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Manufacturer Code Charts
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Engine Control System
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DTC 16538
DTC 16538
NOTE:
The diagnostic trouble code "P0154/16538" is set 123 sec. after engine start and engine temperature over 30°C (86°F), as soon as the signal voltage lies between
370 mV and 430 mV
for longer than 4 sec.