U0073 Communication bus a off
DTC Logic
DTC
Trouble diagnosis name
DTC detecting condition
Possible causes
U0073
Control Module Communication
Bus "A" Off
When the ignition switch is ON,
TCM detects a bus-off error
continuously for 2 seconds or
more.
Harness or connector
(CA ...
C1145, C1146 Yaw rate/side/decel g
sensor
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.CHECK SELF DIAGNOSTIC RESULT
With CONSULT.
Turn ignition switch OFF to ON.
Perform self diagnostic result.
Is DTC C1145 or C1146 detected?
YES >> Proceed to diagnosis procedure. Refer to BRC "Diagn ...