Electromagnetic compatibility (EMC) - Troubleshooting

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2005 Porsche 911, 2004 Porsche 911, 2003 Porsche 911, 2002 Porsche 911, and 2001 Porsche 911. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Check the complaint to make sure that the symptoms really exist.

ELECTROMAGNETIC COMPATIBILITY (EMC) - TROUBLESHOOTING

Work instruction		Yes	No
1	Is the vehicle equipped with retrofitted accessories (radar detector, two-way radio, mobile telephone)?	Remove the accessories / take them out of operation. Step 2	Collect information about the complaint: Which reception ranges are affected? With engine switched on or off? Constantly or occasionally? Step 3
2	Were the accessories installed according to the manufacturer's instructions?	Step 3	Correct installation End
3	Circle the EMC elements: Trigger Receiver Check the suspected components. Replace with functioning components. Complaint still present?	Step 4	End
4	Check the wiring between the trigger and the receiver: Ground connection Plug connections Positioning of wiring harness Complaint still present?	Consult Porsche After Sales End	Repair lead connection End