A4 Quattro Cabriolet V6-3.2L (BKH) (2007)
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Disconnect the Intake Air Temperature (IAT) Sensor (G42) electrical harness connector- 4 -.
Switch the ignition on
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Using a Multimeter, check the Intake Air Temperature (IAT) Sensor (G42) electrical harness connector for voltage.
Switch the ignition off
If the specified values are obtained:
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Replace the Intake Air Temperature (IAT) Sensor ( G42).
If specified values are not obtained:
Checking wiring connections
If the manufacturers test box is being used. Perform the following step.
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Install the test box. Refer to Fuel Injection and Ignition Repair Information.
If the manufacturers test box is not being used. Perform the following step.