Passat Sedan V6-2771cc 2.8L DOHC (AHA) (1998)
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Disconnect 8-pin harness connector -1- for throttle valve control module (arrow -2-).
When display is angle 0°:
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Press -> button.
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Press buttons -0- and -6- to select "End Output" function 06, and press -Q- button to confirm input.
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Switch ignition off.
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Replace throttle valve control module, item 16. See: Electronic Throttle Control Module/Service and Repair
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Carry out adaptation of throttle valve control module to ECM.
When display is above angle 90°:
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Press -> button.
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Press buttons -0- and -6- to select "End Output" function 06, and press -Q- button to confirm input.
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Switch ignition off.
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Check voltage supply to throttle valve control module and wiring to ECM.
If the voltage supply and wiring is OK:
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Replace Motronic ECM -J220-. See: Engine Control Module/Service and Repair
Voltage supply and wiring to ECM, checking
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Disconnect 8-pin harness connector -1- for throttle valve control module (arrow -2-).
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Connect multimeter US1119 (Fluke 83 or equivalent) between harness connector terminals 4 and 7, using adapter cables from VW1594 connector
test kit.
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Switch ignition on and measure voltage.
Specified value: min. 4.5 volts
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Switch ignition off.
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Connect multimeter to measure voltage between harness connector terminals 3 and 7.
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Switch ignition on and measure voltage.
Specified value: min. 9 volts
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Switch ignition off.