Passat V6-2.8L (ATQ) (2004)
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Check wires to Transmission Control Module (TCM) according to wiring diagram.
Checking wires to Transmission Control Module (TCM)
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Connect test box to Transmission Control Module (TCM) wiring harness. connect test box for wiring test. See: Powertrain
Management/Computers and Control Systems/Testing and Inspection/Reading and Clearing Diagnostic Trouble Codes/Scan Tool Connecting/Test
Box, Connecting For Wiring Test
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Check wires between test box and 16-pin connector to Transmission Control Module (TCM) for open circuit according to wiring diagram.
Terminal 13 + socket 22
Terminal 14 + socket 21
Wire resistance: max. 1.5 ohms
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Also check wires for short circuit to each other.
Specified value: Infinite ohms
If no malfunctions are found in wires:
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Replace Transmission Control Module (TCM) -J217-.