Porsche DME 7.8 — OBD II Diagnosis Manual / PAGE 77
DME 7.8 DME 7.8 0 · The Data A and B bytes indicate that PIDs 02, 03, 04
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DME 7.8 DME 7.8 0
Note!
The Data A and B bytes indicate that PIDs 02, 03, 04, 05, 06, 07,
08, 09, 0B, 0C and 0D are supported.
$02 Fault code
The fault code which caused the storage of freeze frame data is dis-
played.
$03 Status of injection system
Data A: 0000 0010
B: 0000 0010
Data A - Status for bank 1
Data B - Status for bank 2
0 0 0 0 0 0 1 0
7 6 5 4 3 2 1 0 Bit
Bit 0 Open-loop control; the conditions for oxygen sensing
are not yet fulfilled.
Bit 1 Closed-loop control; the signal from the oxygen sen-
sor is used to control injection.
Bit 2 Open-loop control through conditions such as full load,
etc.
Bit 3 Open-loop control due to fault in system.
Bit 4 Closed-loop control, but faults from at least one oxy-
gen sensor.
Bits 5 to 7 not used.
Note!
Only one bit at a time can be set to 1 to indicate the status.
$04 Calculated load value
Output of calculated load as a percentage of the maximum load.
Display between 0% and 100%.
In the case of decimal output, conversion factor = 0.3921568
Data output with a scan tool 0-3 page 13
Printed in Germany – 8, 2002 dsc_dm78
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