Jetta GLS V6-2.8L (AFP) (2002)
Electronic Throttle Control Module: Testing and Inspection
Power Supply and Cables Check
Checking the power supply and cables to the control module
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Remove driver side shelf:
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Disconnect 6 pin connector for throttle position sensor.
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Turn on ignition.
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To measure voltage, connect multimeter to following contacts of connector:
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Contact 1 + ground
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Contact 1 + 5
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Contact 2 + ground
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Contact 2 + 3
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Specification: at least 4.5 V
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Turn off ignition.
If the specifications are not achieved:
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Connect VAG 1598/31 test box to control module wiring. Do not connect engine control module.