SRS AIR BAG SYSTEM
Wiring Diagram













ECU diagnosis information
Basic inspectionComponent parts
Component Parts Location
Combination meter
Engine room right side
Engine room left side
No.
Component part
Description
1
Combination meter (Charge warning lamp)
The IC regulator warning function activates to illuminate the charge
warning
...
O/D off indicator lamp
Component Function Check
1.CHECK O/D OFF INDICATOR LAMP FUNCTION
Check O/D OFF indicator lamp turns ON for approx. 2 seconds when ignition
switch turns ON.
Is the inspection results normal?
YES >> INSPECTION END
NO >> Go to TM-181, "Diagnosis Procedure".
Diagnosis Pro ...
U0073 communication bus a OFF
DTC Description
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
U0073
COMM BUS A OFF
(Control Module Communication Bus A Off)
TCM communication blockage lasts for 2 seconds or more when turning
ON the ignition sw ...