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Home >> Porsche >> 2003 >> 911 Carrera 4S, Standard >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Instruments, Fuel Gauge, Alarm System - (Fault Codes & Testing) 911 CARRERA (996) >> Fault code 9115 >> Diagnosis/troubleshooting

Fault code 9115: Diagnosis/troubleshooting

DIAGNOSIS/TROUBLESHOOTING FAULT CODE 9115

Work instruction Display OK If not OK
1 Read out air-conditioning system fault memory
  • Check whether the air-conditioning control module is still functional. Check voltage supply and fuse of the air-conditioning system control module
  • Read out air-conditioning fault memory and remedy any stored faults
The fault is remedied
->End
Step 2
2 Check CAN Comfort high for open circuit
  • Switch off ignition
  • Remove plug A from the instrument cluster
  • Pull plug off the air-conditioning control module
  • Pull plug off the PCM 2
  • Measure resistance between plug A on the instrument cluster pin 14 and plug B on control module of air-conditioning system pin 1
< 5
Step 3
Repair wiring harness
->End
3 Check CAN Comfort low for open circuit
  • Measure resistance between plug A on the instrument cluster pin 30 and plug B on control module of air-conditioning system pin 2
< 5
Step 4
Repair wiring harness
->End
4
  • Replace the control module of the air-conditioning system.
->End