Airbag B05 911 Turbo (996)69 · Diagnosis/troubleshooting

Airbag B05 911 Turbo (996)69 Diagnosis/troubleshooting Work instruction Display OK If not OK 1 Check coding ♦Check in menu item "Extract If a belt buckle for Carry out coding coding"whether the airbag trig- child seat detection → End gering unit is correctly coded is installed, code "child seat detection" "active " If a belt buckle for child seat detection is not installed, code "child seat detection" "not active" ⇒ Step 2 2 Visual inspection ♦Check whether the plug connec- ⇒ Step 3 Properly connect tion of the child seat detection plug connection of belt buckle is correctly con- child seat detection nected and locked belt buckle → End 3 Check child seat detec- ♦Switch off ignition Belt buckle of child ⇒ Step 5 tion belt buckle seat inserted ♦Pull off plug on belt buckle for approx. 260 Ω child seat detection Belt buckle of child ♦Measure resistance in plug for seat not inserted child seat detection belt buckle approx. 2.26 kΩ between pin 1 and pin 2 ⇒ Step 6 4 Check wiring to control ♦Inspect the wiring harness to the ⇒ Step 6 Repair wiring har- module airbag triggering unit for ness pinches and chafing damage → End 5 ♦Replace child seat detection belt buckle → End 6 ♦Replace triggering unit for airbag → End 69-23 page 2 6901 Fault codes 70, 71, 72, 73 70xxxB05 Printed in Germany – 20, 2002