A4 Quattro Cabriolet V6-3.2L (BKH) (2007)
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Using a Multimeter, check the Intake Manifold Runner Position Sensor 2 G512 electrical harness connector for voltage.
Intake Manifold Runner Position Sensor
Specified
2 G512 electrical harness connector
value
1 to Ground (GND)
about 5 V
2 to Battery positive (+)
Battery voltage (+)
3 to Ground (GND)
Battery voltage (+)
Switch the ignition off.
If the specified values are obtained:
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Replace the Intake Manifold Runner Position Sensor 2 G512.
If specified values are not obtained:
Checking wiring
If the manufacturers test box is being used. Perform the following step.
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Install the test box.
If the manufacturers test box is not being used. Perform the following step.
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Remove the Engine Control Module (ECM) J623.
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Using a multimeter, check the Intake Manifold Runner Position Sensor 2 G512 electrical harness connector terminals to the Engine Control
Module (ECM) J623 electrical harness connector T60 terminals for an open circuit.
Intake Manifold Runner
Engine Control Module
Position Sensor 2 G512
(ECM) J623 electrical harness
electrical harness connector
connector T60 terminals or test box socket
1
29
2
50
3
40
Specified value: 1.5 Ohms Max.
If the specification was not obtained:
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Check the wiring for a short circuit to each other, Battery (+), and Ground (GND).
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Check the electrical harness connector for damage, corrosion, lose or broken terminals.
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If necessary, repair the faulty wiring connection.
If no malfunction is detected in the wiring:
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Replace the Engine Control Module (ECM) J623.