Porsche DME 7.8 — OBD II Diagnosis Manual / PAGE 258
DME 7.8 DME 7.8 0 · 0-18.6P0129
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DME 7.8 DME 7.8 0
0-18.6P0129
Ambient Pressure Sensor – Below Limit
Diagnosis conditions
• Ignition on
Possible fault cause
♦DME control module
Affected terminals
-
Diagnosis/Troubleshooting
Note!
If no fault is present, erase the fault memory.
Work instruction Display OK If not OK
1 Replace DME control
module.
2 Perform adaptation. ♦Switch on the ignition.
♦Wait one minute.
♦Do not press the accelerator.
♦Switch off the ignition for at
least 10 seconds.
♦Read out the fault memory.
2470 P0129 0-18.6 page 1
Printed in Germany – 6, 2002 p0129
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