Beetle L4-1781cc 1.8L Turbo (APH) (1999)
Indicated on display
Read measuring value block
HELP
Input display group number XXX
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Press keys 0, 6 and 2 for the "Display group number 62" and confirm entry with Q key.
Indicated on display: (1 - 4 = Display zones)
Basic setting 60
->
1
2
3
4
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Check throttle valve positioner at idling stop (minimum value) in display zone 2.
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Specification: 65 - 90 %; throttle valve angle in display zone 1 specification: 80 - 95 %
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Check throttle valve positioner at idling stop (minimum value) in display zone 2.
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Specification: 65 - 90 % and throttle valve angle in display zone 1 specification: 80 - 95 %
NOTES: The Engine Control Module (ECM) calculates the voltage value of the angle sensor in percent relative to 5 volts and displays this value (5
volts supply voltage represents 100 %).
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Operate accelerator pedal slowly until Wide Open Throttle and observe the angle indication in display fields 1 and 2:
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The percent indication in display field 1 must rise evenly. Specified range of 3 - 93 % will not be used in it's entirety.
NOTES: The indicated value in display field 3 must always be approximately twice as large as the value in display field 4.
If the display does not indicate as described:
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Check voltage supply and wiring connections of accelerator pedal position sensor.
Checking voltage supply and wiring to control unit
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Remove driver side storage compartment.
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Disconnect 6 - pin connector for accelerator pedal position sensor.
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Switch ignition on.
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Connect multimeter for voltage measurement at the following terminals of the connector.
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Contact 1 + Ground (GND)
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Terminal 1 + 5
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Terminal 2 + Ground (GND)
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Terminal 2 + 3
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Specified value at least 4.5 V
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Switch ignition off.
If the specifications are not obtained: