Porsche DME 7.8 — OBD II Diagnosis Manual / PAGE 609
DME 7.8 DME 7.8 0 · 0-P0563P0563
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DME 7.8 DME 7.8 0
0-P0563P0563
Voltage supply - above limit
Diagnosis conditions
• Vehicle speed greater than 0 km/h (0 mph)
• No fault in vehicle speed
• Time elapsed after start-up 60 sec.
Possible fault cause
♦Voltage regulator faulty (overvoltage)
Affected terminals
Terminal II/2
Diagnosis/troubleshooting
Work instruction Display OK If not OK
1 Check voltage regulator → End Replace voltage reg-
ulator
→ End
2706 P0563 0-P0563 page 1
Printed in Germany – 13, 2003 p0563
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