996 Carrera Group 0 Part 2 Diagnosis / PAGE 377
Checking the actual values · The specified voltage values are reference values
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911 Carrera (996) HBA diagnosis
Checking the actual values
The specified voltage values are reference values
Test point 1
Sensor voltage, spring travel
1 (front)
Engineoff
Vehicleon levelsurface
PST2 display 2 V< Us <3 V
Us = sensor voltage
The system is faulty if voltage values such as 0.4 V in the lower range
or 4.5 V in the upper range are displayed. See the description for fault
code 3
Test point 2
Sensor voltage, spring travel
2 (rear)
Engine off
Vehicleon levelsurface
PST2 display 2 V< Us <3 V
Us = sensor voltage
The system is faulty if voltage values such as 0.4 V in the lower
range or 4.5 V in the upper range are displayed. See the
description for fault code 4
94 92 Diagnosis/troubleshooting HBA 94 -D 21
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