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Home >> Porsche >> 2003 >> 911 Carrera 4S, Standard >> Repair and Diagnosis >> Accessories & Equipment >> Anti-Theft Systems >> Lights, Lamps, Switches Interior, Theft Protection Diagnosis - 911 CARRERA (996) >> Fault code 10 >> Diagnosis/troubleshooting

Fault code 10: Diagnosis/troubleshooting

DIAGNOSIS/TROUBLESHOOTING (FAULT CODE 10)

Work instruction Display OK If not OK
1 Visual inspection
  • Check plug B on alarm system control module for contact and corrosion.
 Step 2 Repair plug B or wiring harness.
-> End
2 Check power supply (pin 30).
  • Switch off the ignition.
  • Unplug plug B from the alarm system control module.
  • Measure voltage between plug B on control module pin 7 and ground.
 > 11 V
Step 7		 Step 3
3 Check wire from the mini relay to the alarm system control module for open circuit.
  • Pull off mini relay in the fuse box.
  • Measure resistance between plug B on control module pin 7 and pin 1 on the mini-relay carrier.
 < 5
Step 4		 Repair wiring harness.
-> End
4 Check wire from the current distributor (F5) to the mini-relay carrier.
  • Measure voltage between the mini-relay carrier pin 4 and ground.
 > 11 V
Step 5		 Repair wiring harness and check fuse in current distributor.
-> End
5 Check wire from ground point 3 to the mini-relay carrier.
  • Measure resistance between the mini-relay carrier pin 5 and ground.
 < 5
Step 6		 Repair wiring harness or check ground point 3 for corrosion.
-> End
6
  • Replace mini relay.
 -> End
7
  • Replace control unit.
 -> End
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