FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
:
Car repair manuals for everyone.
Home
>>
Mazda
>>
2009
>>
Mazdaspeed3 L4-2.3L Turbo
>>
Repair and Diagnosis
>>
A L L Diagnostic Trouble Codes ( DTC )
>>
Testing and Inspection
>>
U Code Charts
>>
U2012
>>
Multiplex Communication System
Multiplex Communication System
DTC U0073, U2012 [MULTIPLEX COMMUNICATION SYSTEM]
Detection Condition/Possible Cause:
Diagnostic procedure
Step 1-Step 4:
