Porsche DME 7.8 — OBD II Diagnosis Manual / PAGE 218
DME 7.8 DME 7.8 0 · 0-8.26P0071
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DME 7.8 DME 7.8 0
0-8.26P0071
Ambient Temperature (via CAN from instrument clus-
ter) - Signal Implausible
Diagnosis conditions
• Ignition on
Possible fault cause
♦Instrument cluster
Affected terminals
Diagnosis/Troubleshooting
Note!
With an outside temperature of less than or equal to -40° C, this fault is stored because no lower temperatures can
be displayed in the instrument cluster. In this case, a fault status is not present.
Work instruction Display OK If not OK
1 Replace instrument clus-
ter.
9025 P0071 0-8.26 page 1
Printed in Germany – 6, 2002 p0071
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