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Electromagnetic compatibility (EMC) - Troubleshooting

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
  1. Check the suspected components.
  2. 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
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