Roll-over protection system diagnosis 911 Carrera (996) · Test point 4

Roll-over protection system diagnosis 911 Carrera (996) Test point 4 Solenoidvalves 1 and 2 This fault is stored in the memory if the supply leads of solenoid valves Leakage resistance/short 1 and 2 have a mutual short circuit or leakage resistance. circuit Pull off plugs on control module and on solenoid valves 1 and 2. Check Fault code 4 lines to solenoid valves1 and 2 for shorts to each other. Test point 5 Solenoidvalve 1 This fault is stored in the memory in the event of a short to ground in Short to ground the supply lead of solenoidvalve 1. Fault code 5 Pull off plug on solenoidvalve 1 and plug on control module. 3. Measure resistance between plug on control module pin 4 and ground Display: 00 .Q Measureresistance betweenthe plug on the control module pin 4 and the plug on solenoidvalve 1 pin 2 Display: < 5 .Q Test point 6 Solenoidvalve 1 This fault is stored in the memory if there is an open circuit in the Open circuit supply leads to solenoidvalve 1. Fault code 6 Pull off plug on control module and on solenoid valve 1 Measureresistance between plug on control module pin 4 and plug on solenoid valve 1 pin 2 Display: < 5 .Q Measureresistance betweenthe plug on the control module pin 5 and the plug on solenoidvalve 1 pin 1 Display: < 5 0. Push plug onto solenoidvalve 2 again. Unplugconnector XIO from the subframe. Measureresistance between pins 1 and 2 Ohmmeterdisplay: 4 to 6 0. at 200 C 69 -D 38 69 71 Diagnosis/troubleshooting, roll-over protection system -UEB11 99669D23 Printed in Gemlany -39, 2000