Passat Sedan L4-1.9L DSL Turbo (AHH) (1998)
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Press Q button to enter input
Display will appear as shown
Read measuring value block
HELP
Input display group number XXX
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Press 0, 0 and 2 buttons to select "Display group 2"
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Press Q button to enter input
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Observe Throttle position in display zone 2.
(Accelerator pedal must not be depressed)
Read measuring value block 2
->
0 rpm
0.0 %
0 1 0
18.4 °C
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Specification: 0.0 %
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Also check the idle speed switch display in display zone 3. The center position must show 1. Display: 010
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Slowly push on accelerator pedal until fully depressed, observe display zones 2 and 3.
Read measuring value block 2
->
0 rpm
100.0 %
0 0 0
18.4 °C
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Display zone 2:
Throttle position display must increase continuously.
Specification at Wide Open Throttle position: 100 %
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Display zone 3:
The center position must change to 0. Display: 000
If the End specification value not obtained
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Press -> button.
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Press 0 and 6 buttons to select Function 06 "End data transfer"
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Press Q button to enter input
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Switch OFF ignition.
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Adjust Throttle Position sensor
If display does not change or is erratic:
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Check Throttle Position sensor as follows:
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Press -> button.
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Press 0 and 6 buttons to select Function 06 "End data transfer"
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Press Q button to enter input
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Switch OFF ignition.
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Disconnect 6-pin Throttle Position sensor harness connector.
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Measure sensor resistance between terminals 1 + 3.
Specifications:
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Throttle in Closed Throttle position: 1.0 to 1.5 Kilo Ohms
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Throttle in Wide Open Throttle position: 1.5 to 2.5 Kilo Ohms
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Check Closed Throttle Position switch F60 in Throttle Position sensor by measuring resistance between terminals 4 + 6.
Specifications:
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Throttle in Closed Throttle position:1.5 Kilo Ohms maximum
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Throttle depressed: Infinity Ohms