Porsche DME 7.8 — OBD II Diagnosis Manual / PAGE 506
DME 7.8 DME 7.8 0 · 0-57.2P0347
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DME 7.8 DME 7.8 0
0-57.2P0347
Camshaft Position Sensor 2 – Below Limit
Diagnosis conditions
• Engine running
Possible fault cause
♦Short circuit to ground
Note!
♦If both CMP sensor signals are missing, the start will take at
least 10 seconds.
♦For safety reasons, the ignition timing is retarded.
Affected terminals
Terminal III/18
Diagnosis/Troubleshooting
Work instruction Display OK If not OK
1 Check signal wire from ♦Connect special tool 9637 to ∞ Ω Repair wiring har-
DME control module, wiring harness (DME control → End. ness
Pin III/18, to CMP sensor module plug). → End.
for short to ground ♦Remove connector of CMP sen-
sor 2
♦Measure resistance between
special tool 9637 pin III/18 and
ground.
2839 P0347 0-57.2 page 1
Printed in Germany – 6, 2002 p0347
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