Cabrio GLX L4-2.0L (ABA) (2001)
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Pull 8 pin connector off throttle valve control module.
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Connect multimeter to measure voltage at connector contacts 4+7.
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Switch ignition on.
Specification: min. 4.5 V
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Connect multimeter to measure voltage at connector contacts 3+7.
Specification: at least 9 V
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Switch ignition off.
If the specifications are not attained:
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Connect test box VAG 1598/22 to control module wiring harness.
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Check wiring for open circuit between test box and connector using wiring diagram:
Contact 1 + socket 66
Contact 2 + socket 59
Contact 3 + socket 69
Contact 4 + socket 62
Contact 5 + socket 75
Contact 7 + socket 67
Contact 8 + socket 74
Wire resistance: max. 1.5 Ohm
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Check additional wires for short to one another.
Specification: Infinite Ohm
If no wiring malfunction is detected:
