V40 L4-1.9L Turbo VIN 25 B4204T2 (2000)
Automatic Transmission Fluid: Testing and Inspection
Oil, Quality Check
Oil, quality check
Check the oil
NOTE!
Only ATF oil that fulfills Dexron II E/III and Ford Mercon standards may be used.
Check the oil by taking a sample with the dipstick.
Discolored or burnt smell?
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Check whether the on-board diagnostic (OBD) system has recorded diagnostic trouble code (AT-235)
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If diagnostic trouble code (DTC) AT-235 is stored, smell the oil
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Also fault-trace the transmission according to diagnostic trouble code (DTC) AT-235
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Change oil, see Changing Oil
Is there water in the oil (gray discoloration)?
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Determine the cause of water in the oil
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Replace transmission according to Replacing the transmission.
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Flush oil cooler, pipes and oil hoses according to Replacing the transmission.
