Air conditioning H01, H02 911 Turbo (996)80 · Work instruction Dis

Air conditioning H01, H02 911 Turbo (996)80 Work instruction Display OK If not OK 3 Check signal line and ♦Switch off ignition 0 V Repair wiring har- servo motor line for ⇒ Step 4 ness ♦Remove plug B from the air- short to B+ → End conditioning system regulator ♦Measure voltage at plug B of the air-conditioning system reg- ulator between pin 13 and ground ♦Measure voltage at plug D of the air-conditioning system reg- ulator between pin 10 and ground ♦Measure voltage at plug D of the air-conditioning system reg- ulator between pin 2 and ground 4 Check signal line and ♦Measure resistance at plug B ∞ Ω Repair wiring har- servo motor line for of the air-conditioning system ⇒ Step 5 ness short to gound regulator between pin 13 and → End ground ♦Measure resistance at plug D of the air-conditioning system regulator between pin 10 and ground ♦Measure resistance at plug D of the air-conditioning system regulator between pin 2 and ground 5 Check signal line and ♦Switch off ignition < 5Ω Repair wiring har- servo motor line for inter- ⇒ Step 10 ness ♦Remove plug B from the air- ruption → End conditioning system regulator ♦Measure resistance between plug B on the air-conditioning system regulator pin 13 and plug on central flap pin 2 ♦Measure resistance at plug D of the air-conditioning system regulator between pin 10 and ground ♦Measure resistance at plug D of the air-conditioning system regulator between pin 2 and ground 80-13 page 2 8001 Fault code 27 27xxxh02 Printed in Germany – 15, 2001