Unit disassembly and assembly
PrecautionPower supply routing circuit
Wiring Diagram — Battery Power Supply —
Wiring Diagram — Accessory Power Supply —
Wiring Diagram — Ignition Power Supply —
Fuse
If fuse is blown, be sure to eliminate cause o ...
DTC/Circuit diagnosis
U0073 COMMUNICATION BUS A OFF
DTC Logic
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
Possible causes
U0073
COMM BUS A OFF
(Control Module Communication
Bus A Off)
TCM communication blockage lasts for 2 sec ...
Component parts
Component Parts Location
IPDM E/R, (Headlamp high relay,
Headlamp low relay, Taillamp relay
and Front fog lamp relay (if equipped))
Stop lamp switch
Parking brake switch
Combination meter
Combination switch
(lighting and turn signal switch)
BCM (view with combination meter r ...