Porsche DME 7.8 — OBD II Diagnosis Manual / PAGE 1029
DME 7.8 DME 7.8 0 · 0-177P1507
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DME 7.8 DME 7.8 0
0-177P1507
411 Throttle jacking unit, gain adjustment - signal
implausible
Diagnosis conditions
• Ignition on (approx. 30 sec.)
• Stationary vehicle
• Engine not running
• Engine temperature between 5 and 100 °C
• Intake air temperature between 5 and 100 °C
• Battery voltage greater than 10 V
• Pedal value less than 0.8 %
Possible fault cause
♦DME control module faulty
Affected terminals
-
Diagnosis/troubleshooting
Work instruction Display OK If not OK
1 Replace DME control module ⇒ Step 2
2 Perform adaptation ♦Switch on the ignition → End → End
♦Wait one minute
♦Do not press the accelerator
♦Switch off the ignition for at
least 10 seconds
♦Read out the fault memory
2470 P1507 0-177 page 1
Printed in Germany, 2000 p1507
This is a source reference. Confirm exact model applicability in the original material.
