Description
The parking, license plate and tail lamps do not turn ON in any combination switch (lighting and turn signal switch) position.
Diagnosis Procedure
1.COMBINATION SWITCH (LIGHTING AND TURN SIGNAL SWITCH) INSPECTION
Check the combination switch (lighting and turn signal switch). Refer to BCS"Symptom Table" (with Intelligent Key) or BCS "Symptom Table" (without Intelligent Key).
Is the combination switch (lighting and turn signal switch) normal?
YES >> GO TO 2.
NO >> Repair or replace the malfunctioning part.
2.CHECK TAIL LAMP RELAY REQUEST SIGNAL INPUT
CONSULT DATA MONITOR

Is the item status normal?
YES >> GO TO 3.
NO >> Replace BCM. Refer to BCS "Removal and Installation" (with Intelligent Key) or BCS "Removal and Installation" (without Intelligent Key).
3.PARK LAMP CIRCUIT INSPECTION
Check the parking lamp circuit. Refer to EXL "PARKING, LICENSE PLATE AND TAIL LAMP SYSTEM : System Description".
Is the tail lamp circuit normal?
YES >> Replace IPDM E/R. Refer to PCS "Removal and Installation" (with Intelligent Key) or PCS "Removal and Installation" (without Intelligent Key).
NO >> Repair or replace the malfunctioning part.
Both side headlamps (LO) are not
turned onDescription The headlamps (both sides) do not turn ON in any combination switch (lighting and turn signal switch) setting. Diagnosis Procedure 1.COMBINATION SWITCH (LIGHTING AND TURN SIGNAL SWIT ...

Description The front fog lamps do not turn ON in any setting. Diagnosis Procedure 1.COMBINATION SWITCH (LIGHTING AND TURN SIGNAL SWITCH) INSPECTION Check the combination switch (lighting and tu ...
Vehicle Dynamic Control (VDC) system (if so equipped)
The VDC system uses various sensors to monitor
driver inputs and vehicle motion. Under certain
driving conditions, the VDC System helps to perform
the following functions:
Controls brake pressure to reduce wheel
slip on one slipping drive wheel so power is
transferred to a non slipping drive w ...
U0300 Can communication data
Description
The amount of data transmitted from each control unit is read.
DTC Logic
DTC DETECTION LOGIC
DTC
Trouble diagnosis name
DTC detection condition
Possible causes
U0300
Internal Control Module Software
Incompatibility
When the amount of data transmitt ...