Fault, DTC Possible causes, elimination, notes · Never pull off or push on the control module connector

911 Carrera (996) Tiptronic diagnosis Fault, DTC Possible causes, elimination, notes Never pull off or push on the control module connector with the ignition switchedon. If the DME control module connector is pulled off with the ignition switched on, for example,the on-boarddiagnostic system may, in certain circumstances,detect a "CAN: Bus fault". 1. Read out the DME fault memory. If the fault "CAN: Bus fault" is also stored here, check the wiring from the Tiptronic control module to the DME control module. 2. Check the wiring from Tiptronic control module pin 85 (or 86) to DME control module pin 85 (or 86) for continuity, short to ground and short to B+. Note If the wiring is OK and the fault is stored in one control module onlyI the fault may lie in another control module. Test point 29 Version coding Faulteffect: Signal implausible Reduceddrivingprogram. DTC 61 Note As transmissiondamage can result if the control modules are confused, there is a code in the vehicle wiring harness that must agree with the code programmed in the Tiptronic control module. 37 01 Diagnosis/Troubleshooting, Tiptronic 37 -D 43 Printed in Germany -8, 1998 99637D21