Passat Syncro Wagon V6-2771cc 2.8L DOHC (AHA) (1998)
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Connect VAG1598/22 test box to ECM harness connector.
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Check wiring for open circuit between ECM/test box and 8-pin harness connector.
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Connector terminal 1 to ECM/test box socket 66
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Connector terminal 2 to ECM/test box socket 59
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Connector terminal 3 to ECM/test box socket 69
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Connector terminal 4 to ECM/test box socket 62
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Connector terminal 5 to ECM/test box socket 75
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Connector terminal 7 to ECM/test box socket 67
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Connector terminal 8 to ECM/test box socket 74
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Specified value: max. 1.5 ohms
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Check wiring of 8-pin connector for short circuit between wires, according to wiring diagram.
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Specified value: Infinity Ohms
If wiring is OK:
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Check ECM voltage supply. See: Powertrain Management/Computers and Control Systems/Engine Control Module/Testing and Inspection
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Carry out adaptation of throttle valve control module to ECM.