FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
:
Car repair manuals for everyone.
Home
>>
Saab
>>
2004
>>
9-3 Linear (9440) L4-2.0L Turbo (2.0t)
>>
Repair and Diagnosis
>>
A L L Diagnostic Trouble Codes ( DTC )
>>
Testing and Inspection
>>
U Code Charts
>>
U2155
>>
U2155 04
U2155 04
U2155 04
O-bus. Open Circuit
On-board diagnosis
Type of diagnosis:
Continuous
Enable criteria:
Ignition ON.
Fault criteria:
No contact with one, several or all O-bus systems.