Porsche DME 7.8 — OBD II Diagnosis Manual / PAGE 508
DME 7.8 DME 7.8 0 · 0-57.3P0348
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DME 7.8 DME 7.8 0
0-57.3P0348
Camshaft Position Sensor 2 – Above Limit
Diagnosis conditions
• Engine running
Possible fault cause
♦Short circuit to B+
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 0 V Repair wiring har-
DME control module, wiring harness (DME control → End. ness
Pin III/18, to CMP sensor module plug). → End.
for short to B+ ♦Remove connector of CMP sen-
sor 2
♦Switch on the ignition.
♦Measure voltage between spe-
cial tool 9637 pin III/18 and
ground.
2839 P0348 0-57.3 page 1
Printed in Germany – 6, 2002 p0348
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