ExteriorLost Communication with ECM / PCM (U0100,U0140,U0142,U0155,U1117)
DESCRIPTION
These DTCs are stored when there is a CAN communication malfunction between the
certification ECU (smart key ECU assembly), ECM, main body ECU (multiplex network
body ECU) or combination meter assembly, and data from the option connector (bus
buffer ECU) cannot be received.
HINT: ...
Diagnosis System
DIAGNOSIS SYSTEM
CHECK DLC3
(a) Check the DLC3.
Click here
FUNCTION OF WARNING INDICATOR AND MESSAGE
(a) If the lane departure alert system is not functioning properly, the driver
is warned by the lane departure alert indicator and multi-information display warning
message on the combinat ...
Brake Switch "B" Circuit Short to Battery (P070312)
DESCRIPTION
The purpose of this circuit is to prevent the engine from stalling while driving
in lock-up when the brakes are suddenly applied.
When the brake pedal is depressed, this switch sends a signal to the ECM. Then
the ECM cancels the operation of the lock-up clutch while braking is in p ...