A6 Quattro Sedan V6-2.8L (AHA) (1998)
Part numbers are for reference only. Always check with your Parts Dept. for the latest parts information.
NOTE:
When checking each sending unit, position the unit as it would normally sit in the fuel tank.
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While observing the meter place your hand under the float and slowly raise the float arm (without applying any side pressure).
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Meter should show a steady rise in resistance without any open circuit (minor fluctuations in resistance may be noted).
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Prior to testing the -G169- sending unit, install a jumper wire between two terminals to complete circuit, then read resistance value.
If specified values are obtained on all three sending units:
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Reinstall sending units using NEW seals (and clamps as necessary).
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Check fuel gauge in instrument cluster and wiring from sending units to cluster.
If specified values are not obtained on any one sending unit:
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All three sending units must be replaced. DO NOT intermix old sending units with new sending units.
New sending units, checking
Prior to installing new sending unit:
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Raise and lower the float arm several times.