PSM diagnosis 911 Carrera (996) · Test Work instruction Result Possible causes of f

PSM diagnosis 911 Carrera (996) Test Work instruction Result Possible causes of fault TO3 Test: open circuit in signal circuit ...2 kOhm No: -Greater than 2 kOhm: open circuit .Measure resistance between the between: following terminals: PSM control module wiring harnessplug PSM control module wiring harness (wiring harness side) terminals31, 30 plug (wiring harness side) terminal 31 and and rear right speed sensor PSM control module wiring harness terminals 5, 4 plug (wiring harness side) terminal 30 -Less than 1 kOhm: Short circuit in wiring harnessbetween: PSMcontrol module wiring harnessplug (wiring harness side) terminal 31 and PSM control module wiring harnessplug (wiring harness side) terminal 30 Note: Disconnectthe plug connection X 2/4 (terminals18, 19) for furthertroubleshooting. Check the wiring es: 104 harnessfor cinching or chafing damage. 104 Test: component Less than No: 0.1 V -PSM control module faulty .Set the measuring range to alternating voltage on the multimeter. .Vehicle jacked up and rear right wheel turned slowly by hand .Measure voltage between the following terminals: PSM control module wiring harness plug (wiring harness side) terminal 31 and PSM control module wiring harness plug (wiring harness side) terminal 30 IVes:105 45 -D 252~