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Audi
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1998
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A8 Quattro
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Repair and Diagnosis
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External Pages
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Different variant/trim
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Section 2 (On Board Diagnostic (OBD) - 5 SPD. Automatic Transmission (01V, Fwd))
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Electrical testing
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Wiring harness between Transmission Control Module (TCM) and transmission, checking
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Test requirements
Test requirements
WARNING:
This page is about a different variant/trim than selected.
Ignition switched off
Test box VAG 1598/20 connected to 88-pin transmission wiring harness connector
Test box VAG 1598/20 outside of and underneath vehicle
Remove noise insulation.
Fig 1: Removing Noise Insulation