Allroad Quattro V8-4.2L (BAS) (2004)
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Select diagnostic function -1- "03 - control module diagnosis".
VAS 5051:
A -
Output check test waiting
Continue as required
1
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Evaporative Emission (EVAP) Canister Purge Regulator Valve -N80-
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Select -> key.
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Desired value: Battery voltage
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Quit "03 - control member diagnosis" by selecting <- key
Desired value not reached:
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Repair wiring concern using circuit diagram
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Connect the multimeter for voltage measurement as specified below.
Connector terminal
Desired value
1
Battery pos. (+)
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Desired value: Battery voltage
Desired value not reached:
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Repair wiring concern using circuit diagram
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Re-connect connector
Activation by ECM, checking