Passat Sedan V6-2792cc 2.8L DOHC (AAA) SFI (1997)
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Connect VAG 1551/1552 scan tool and select "Engine Electronics" address word 01. See: Powertrain Management/Computers and Control
Systems/Testing and InspectionWhen doing this the ignition must be switched on but engine not running.
Indicated on display
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Press buttons -0- and -8- to select "Read Measuring Value Block" function 08 and press -Q- button to confirm input.
Indicated on display
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Press buttons -0-, -0- and -3- to input display group 003 and press -Q- button to confirm input.
Indicated on display (1-4 = Display fields)
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Press -> button.
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Check the TP sensor specification (display field 3).
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Slowly open throttle valve and watch angle display in display field 3.
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The value must increase uniformly over the complete range.
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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.
NOTE:
The displayed value is dependent on the tolerances of the throttle position sensor and does not correspond to the actual opening angle. The maximum
permissible displayed value is 90.0 <°.
If the value does not increase uniformly:
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Replace throttle valve control module -J338-.
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Read the readiness code. If DTC memory has been erased, verify repair via appropriate display group See Readiness code, creating. See:
Powertrain Management/Computers and Control Systems/Testing and Inspection
Evaluating display group 003