audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Board Computer - Repair and Troubleshooting|Page 4927 > < Board Computer - Repair and Troubleshooting|Page 4925
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Trip Computer: Technical Service Bulletins
Fuel Consumption Sender; Check; Removal, Adjust

Fuel Consumption Sender

Fuel consumption sender, checking (air flow sensor potentiometer)
-

disconnect plug from fuel consumption sender (air flow sensor potentiometer) (arrow 2)

-

disconnect air intake elbow leading to oil cooler

-

remove air filter from lower bracket

-

remove air filter at top (arrow 1)

Test Lead (VW 1501)

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connect test lead (VW 1501) between fuel consumption sender (air flow sensor potentiometer) and plug connector

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connect voltmeter to VW 1501 between connectors 1 and 3

-

switch ignition ON

-

specified value:

^

5.0 V

IF NO

-

repair break in wiring using current flow diagram

-

connect voltmeter to VW 1501 - between connectors 2 and 3

^

sensor plate in rest position specified value:

^

0.0 V

IF NO, - replace fuel consumption sender (air flow sensor potentiometer)

If the specified value is attained:
-

detach air intake elbow from air flow sensor

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