8.7 Front right wheel-speed sensor circuit · Test Work instruction Result Possible causes of fault

911 Carrera (996) PSM diagnosis 8.7 Front right wheel-speed sensor circuit Test Work instruction Result Possible causes of fault T01 Test: voltage short in signal circuit Lessthan No: 0.3 V -Short circuit to voltage in the circuit .Ignition off between:I .Pull wiring harnessplug off of: PSM control module wiring harness plug PSM control module i (wiring harness side) terminals 15, 16 .Ignition on!. and Measure voltage betweenthe front right speed sensor following terminals: terminals 4, 5 PSM control module wiring harness plug (wiring harness Note: The connection points 143 and side) terminal 16 144 are located in the wiring harness. and Check the wiring harnessfor pinchingor ground Yes:T02 chafing damage. ITO2 Test: short to ground in signal Greater No: circuit than 500 -Short circuit to ground in the circuit kOhm between: .Ignition off PSM control module wiring harnessplug .Measure resistance between the (wiring harness side) terminals 15, 16 following terminals: and PSM control module wiring harness front right speed sensor plug (wiring harness side) terminal 16 terminals 4, 5 and ground Note: The connection points 143 and 144 are located in the wiring harness. Check the wiring harnessfor pinchingor IYes: 103 chafing dama2e. 45 -D 245