Jetta GLX V6-2.8L (AFP) (2002)
If the display does not change:
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Disconnect 2-pin harness connector from clutch vacuum vent valve switch -F36-.
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Measure resistance between switch terminals -1- and -2-.
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Specified value without clutch depressed: max. 1.5 ohms
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Specified value with clutch depressed: max. infinity ohms
If the specified values are not obtained:
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Replace clutch vacuum vent valve switch -F36-.
NOTE: Observe installation position of clutch pedal switch in bearing bracket upper assembly hole.
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Check DTC memory. If necessary, repair any malfunctions and erase DTC memory.
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Display readiness code.
If DTC memory has been erased of the Engine Control Module (ECM) was disconnected from permanent battery (B+) voltage, the readiness code
must be generated again.
If the specified values are obtained:
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Connect multimeter to measure voltage between terminal -1- and Ground (GND).
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Switch ignition on.
Specified value: min. 11.5 V
If the specified value is not obtained:
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Check wiring for open circuit between 2- pin harness connector terminal -1- and central electrics using wiring diagram.
If the specified values are obtained:
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Remove wiper arms and plenum chamber cover.