996 Turbo diagnostic manual — Turbo applicability only / PAGE 524
ParkAssist P02 911 Turbo (996)91 · Work instruction Display OK
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ParkAssist P02 911 Turbo (996)91
Work instruction Display OK If not OK
4 Check sensor supply ♦Switch off ignition. ∞ Ω Repair wiring har-
lead for short circuit to Step 5 ness. ♦Pull off all sensor plugs.
ground → End
♦Pull plug off the control module
for ParkAssist.
♦Measure resistance between
plug I pin 5 on the control mod-
ule for ParkAssist and ground.
5 Check sensor supply ♦Switch on ignition. 0 V Repair wiring har-
lead for short circuit to Step 6 ness. ♦Measure voltage between plug
B+ → End I pin 5 on the control module
for ParkAssist and ground.
6 Check supply lead for ♦Switch off ignition. < 5 Ω Repair wiring har-
open circuit Step 12 ness. ♦Measure resistance between
→ End plug I pin 5 on the control mod-
ule for ParkAssist and pin 3 of
plug on outer right sensor.
7 Check ground lead of the ♦Measure resistance between < 5 Ω Repair wiring har-
sensor for open circuit plug I pin 7 on the control mod- Step 12 ness.
ule for ParkAssist and pin 2 of → End
plug on outer right sensor.
8 Check signal lead of sen- ♦Switch off ignition. ∞ Ω Repair wiring har-
sor for short circuit to Step 9 ness. ♦Pull plug off the control module
ground → End for ParkAssist.
♦Measure resistance between
plug I pin 4 on the control mod-
ule for ParkAssist and ground.
♦Measure resistance between
plug I pin 4 and pin 7 on the
control module for ParkAssist.
9 Check signal lead of sen- ♦Switch on ignition. 0 V Repair wiring har-
sor for short circuit to Step 10 ness. ♦Measure voltage between plug
B+ → End I pin 4 on the control module
for ParkAssist and ground.
10 Check signal lead of the ♦Switch off ignition. < 5 Ω Repair wiring har-
sensor for open circuit Step 11 ness. ♦Measure resistance between
→ End plug I pin 4 on the control mod-
ule for ParkAssist and pin 1 of
plug on outer right sensor.
11 Replace outside sensor on right → End
12 Replace control module for ParkAssist → End
91-7 page 2 9101 Fault code 1
1xxxxp02 Printed in Germany – 42, 2003
This is a source reference. Confirm exact model applicability in the original material.
