Porsche DME 7.8 — OBD II Diagnosis Manual / PAGE 1043
DME 7.8 DME 7.8 0 · 0-184P1514
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DME 7.8 DME 7.8 0
0-184P1514
540 Throttle jacking unit lower mechanical stop - sig-
nal implausible
Diagnosis conditions
• Ignition on
Possible fault cause
♦No adaptation values available despite repeated adaptations
Affected terminals
-
Diagnosis/troubleshooting
Work instruction Display OK If not OK
1 Replace throttle part ⇒ 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
2442 P1514 0-184 page 1
Printed in Germany, 2000 p1514
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