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 ...
B142A ignition voltage
Description
DTC B142A IGNITION VOLTAGE
Ignition voltage is supplied to the air bag diagnosis sensor unit when the
ignition is in the ON position. The air
bag diagnosis sensor unit will monitor for low or high ignition voltage.
PART LOCATION
Refer to SRC-6, "Component Parts Location" ...
P0603, P062F ECM
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P0603
ECM BACK UP/CIRCUIT
[Internal Control Module Keep Alive Memory
(KAM) Error]
ECM buck up system does not function properly.
P062F
...