90-13Fault code 9115 · Air-conditioning control module

911 Turbo (996) Instrument cluster K20 90 90-13Fault code 9115 Air-conditioning control module Diagnostic conditions • Ignition on Possible cause of fault ♦Open circuit of CAN-high Comfort ♦Open circuit of CAN-low Comfort ♦Air-conditioning control module Note! ♦The CAN Comfort is connected to the following control modules: ♦Air-conditioning control module ♦Instrument cluster Affected terminals Plug A, terminals 14 and 30 Diagnosis/troubleshooting Work instruction Display OK If not OK 1 Read out air-conditioning ♦Check whether the air-condition- The fault is remedied ⇒ Step 2 system fault memory ing control module is still func- → End tional. Check voltage supply and fuse of the air-conditioning sys- tem control module ♦Read out air-conditioning fault memory and remedy any stored faults 2 Check CAN Comfort high ♦Switch off ignition < 5Ω Repair wiring har- for open circuit ⇒ Step 3 ness ♦Pull plug A off the instrument → End cluster ♦Pull plug off the control module of the air-conditioning system ♦Measure resistance between plug A on the instrument cluster pin 14 and plug B on control module of air-conditioning sytem pin 1 9025 Fault code 9115 90-13 page 1 Printed in Germany – 8, 2001 9115xk20