Porsche DME 7.8 — OBD II Diagnosis Manual / PAGE 1075
DME 7.8 DME 7.8 0 · ♦The system operates in pedal sensor standby mode, i
Read extracted page text
OCR can contain errors. Check the original page image for exact wording, warnings and specifications.
DME 7.8 DME 7.8 0
Note!
♦The system operates in pedal sensor standby mode, i.e. the
angle of the accelerator pedal is calculated from the residual
position sensor signal.
♦The maximum pedal value is limited to 30 %.
♦The dynamic is limited.
Diagnosis/troubleshooting
Work instruction Display OK If not OK
1 Check wiring from DME ♦Connect special tool 9637 to 0 V Repair wiring har-
control module, Pin IV/ wiring harness (DME control ⇒ Step 2 ness
13, to pedal sensor, Pin module plug) → End
2, for short circuit to B+ ♦Switch on the ignition
♦Measure voltage between spe-
cial tool Pin IV/13 and ground
2 Replace pedal sensor → End → End
2078 P1578 0-193 page 3
Printed in Germany, 2000 p1578
This is a source reference. Confirm exact model applicability in the original material.