996 Carrera Group 0 Part 1 Diagnosis / PAGE 236
Test Work instruction Result Possible causes of fault · TO3 Test: open circuit in signal circuit
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Test Work instruction Result Possible causes of fault
TO3 Test: open circuit in signal circuit Tester
displayIlapprox.,- Open circuit between:
.With the diagnostic tester I select pressure sensor
actual valuesfor pressure sensor 290 bar wiring harness plug (wiring harness side)
.Connect wiring harnessjumper to: terminal 2
pressure sensor and
wiring harnessplug (wiring harness PSM control module
side)terminal 1 wiring harness plug (wiring harness side)
and terminal 68
pressure sensor or
wiring harnessplug (wiring harness -PSM control module faulty
side)terminal 2 Yes:104
TO4 Test: component Tester No:
displayapprox.-PSM control module faulty
I- Connectwiring harnessjumper to:Ipressure
sensor -38 bar
wiring harness plug (wiring harness
side) terminal 1
and
pressure sensor
wiring harnessplug (wiring harness
side) terminal 2 EO!
ssure sensor faulty
ace booster urn)
45 -D 173
IrYes:INO:
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