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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 16 >> Diagnosis/troubleshooting

Fault code 16: Diagnosis/troubleshooting

DIAGNOSIS/TROUBLESHOOTING (FAULT CODE 16)

Work instruction Display OK If not OK
1 Check wiring for short circuit to B+.
  • Switch off the ignition.
  • Pull plug A off the alarm system control module.
  • Pull plug off the airbag control module.
  • Pull plug Doff the DME control module.
  • Switch on ignition.
  • Measure voltage between plug A on alarm system control module pin 12 and ground.
 0 V
Step 2		 Repair wiring harness.
-> End
2 Detect faulty control module.
  • Switch off the ignition.
  • Push plug A back onto the alarm system control module.
  • Push plug back onto the airbag control module.
  • Switch on the ignition and read out the fault memory again.
 Fault code 16 no longer present.
Step 4		 Fault code 16 is still present.
Step 3
3 Detect faulty control module.
  • Switch off the ignition.
  • Pull plug off the airbag control module.
  • Push plug D back onto the DME control module.
  • Read out the fault memory again.
 Fault code 16 no longer present.
Step 5		 Fault code 16 is still present.
Step 6
4
  • Replace DME control module.
 -> End
5
  • Replace airbag control module.
 -> End
6
  • Replace alarm system control module.
 -> End
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