Porsche DME 7.8 — OBD II Diagnosis Manual / PAGE 1015
DME 7.8 DME 7.8 0 · 0-172P1502
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DME 7.8 DME 7.8 0
0-172P1502
412 Throttle jacking unit, spring test - above limit
Diagnosis conditions
• Ignition on (approx. 30 sec.)
• Stationary vehicle
• Engine not running
• Engine temperature greater than 5 °C
• Intake air temperature greater than 5 °C
Possible fault cause
♦Throttle part
Affected terminals
-
Diagnosis/troubleshooting
Work instruction Display OK If not OK
1 Replace throttle part ⇒ Step 2
2 Erase fault memory ⇒ Step 3
3 Perform adaptation ♦Switch on the ignition → End → End
♦Wait one minute
♦Actuate accelerator pedal
♦Switch off the ignition for at
least 10 seconds
♦Read out the fault memory
2442 P1502 0-172 page 1
Printed in Germany, 2000 p1502
This is a source reference. Confirm exact model applicability in the original material.
