Porsche DME 7.8 — OBD II Diagnosis Manual / PAGE 596
DME 7.8 DME 7.80 · Work instruction Display OK
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DME 7.8 DME 7.80
Work instruction Display OK If not OK
2 Check wiring from ABS Repair wiring har-
control module pin 19 to ness.
DME control module pin
III/52 for continuity or
short to B+ or minus.
3 Check speed signal with ♦Connect and switch on Porsche The speed must be
Porsche System Tester 2. System Tester 2. displayed on the
tester. ♦Select the vehicle type 911
(996) and system ABS (PSM)
menu ’Actual values, Rear right
wheel speed sensor’.
♦Raise vehicle at rear right.
♦By hand, turn rear right wheel in
driving direction.
0-79 page 2 4515 P0501
p0501 Printed in Germany – 3, 2001
This is a source reference. Confirm exact model applicability in the original material.