Cayenne GTS (9PA) V8-4.8L (2008)
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Fluid - A/T: Service and Repair
Checking and Topping Up ATF
Checking and topping up ATF
Information
Test conditions with cooler lines closed
ATF cooler line was not opened between thermostat and ATF cooler.
For example: changing transmission, replacing sealing ring on transmission, changing ATF filter, general checks.
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Warm up transmission in lower load range. Switch all transmission ranges several times while doing so.
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Read out ATF temperature using the PIWIS Tester.
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ATF temperature: 40° C.
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Selector lever is in position P.
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Test and filling process at idle speed.
Test conditions after opening cooler lines
ATF cooler line was opened between thermostat and ATF cooler.
For example: replacing ATF, changing ATF line, changing ATF cooler, changing ATF thermostat.
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Warm up transmission in lower load range. Switch all transmission ranges several times while doing so.
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Read out ATF sump temperature using the PIWIS Tester.
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The ATF temperature must be 90° C (coolant circuit open).
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Let ATF cool down to 40° C.
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Selector lever is in position P.
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Test and filling process at idle speed.
Checking ATF
Information
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Always avoid oil leaks after unscrewing the oil inspection plug. This is caused by a certain amount of oil which remains on the screw in the lifting
tube.
1. Remove engine guard.
2. Remove cover of ATF pan. To do this, loosen the two fastening screws.
Shield to transmission
Information
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Secure vehicle to prevent it rolling away.
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Vehicle must be horizontal in order to check ATF.
