Fault, Fault code Possible causes, elimination, .. notes

911 Carrera (996) Seat memory diagnosis Fault, Fault code Possible causes, elimination, .. notes . Test point 9 Hall-effectsensor fore-and-aft This fault is stored in the following cases: adjustment, short circuit 1. There is a short circuit in the wires to the Hall-effectsensor. Fault code 9 2. The Hall-effectsensor is faulty. 3. Thecontrolmoduleis faulty Elimination: Disconnectplug from control module, check for continuity with ohmmeter on Pin 2 and Pin 3. If a short circuit is found, check the sensor wires first. If no fault is detected in the wire, replace the electric motor for seat adjustment. Once the cause of the fault has been found and eliminated,actuate the fore-and-aftadjustmentswitch. The text in the fault memory changesfrom present to not present if the cause of the fault has really been eliminated. If the fault is still present, replace control module. Test point 10 Hall-effectsensor backrest This fault is stored in the following cases: adjustment,open circuit 1. There is an open circuit in the wire to the Hall-effectsensor Fault code 10 for backrest adjustment. 2. The Hall-effectsensoris faulty. 3. The control module is faulty. Elimination: Check plug on control module for contact and damage. Check wire to sensor for damage. 8 72 98 Diagnosis/troubleshooting, seat memory (System SOl) 72 -D 21 Printed in Germany -25, 1999 99672D1