EXTERIOR LIGHTING SYSTEM SYMPTOMS
Symptom Table
CAUTION: Perform the self-diagnosis with CONSULT before the symptom diagnosis. Perform the trouble diagnosis if any DTC is detected.


NORMAL OPERATING CONDITION
Description
AUTO LIGHT SYSTEM
The headlamp may not be turned ON/OFF immediately after passing dark area or bright area (short tunnel, sky bridge, shadowed area, etc.) while using the auto light system. This is caused by for the control difference.
This is normal.
BOTH SIDE HEADLAMPS (HI) ARE NOT TURNED ON
Description
Both side headlamps (HI) are not turned ON when setting to the lighting switch HI or PASS.
Diagnosis Procedure
1.COMBINATION SWITCH INSPECTION
Check combination switch. Refer to BCS-73, "Symptom Table" (with Intelligent Key system) or BCS-133, "Symptom Table" (without Intelligent Key system).
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair or replace the malfunctioning part.
2.CHECK HEADLAMP (HI) REQUEST SIGNAL INPUT
CONSULT DATA MONITOR

Is the inspection result normal? YES >> GO TO 3.
NO >> Replace BCM. Refer to BCS-75, "Removal and Installation" (with Intelligent Key system) or BCS- 135, "Removal and Installation" (without Intelligent Key system).
3.HEADLAMP (HI) CIRCUIT INSPECTION
Check headlamp (HI) circuit. Refer to EXL-246, "DTC Logic" (LH) or EXL-247, "DTC Logic" (RH).
Is the inspection result normal? YES >> Refer to GI-41, "Intermittent Incident".
NO >> Repair or replace the malfunctioning part.
BOTH SIDE HEADLAMPS (LO) ARE NOT TURNED ON
Description
Both side headlamps (LO) are not turned ON in any condition.
Diagnosis Procedure
1.CHECK COMBINATION SWITCH
Check combination switch. Refer to BCS-73, "Symptom Table" (with Intelligent Key system) or BCS-133, "Symptom Table" ( without Intelligent Key system).
Is the inspection result normal? YES >> GO TO 2.
NO >> Repair or replace the malfunctioning part.
2.CHECK HEADLAMP (LO) REQUEST SIGNAL INPUT
CONSULT DATA MONITOR

Is the inspection result normal? YES >> GO TO 3.
NO >> Replace BCM. Refer to BCS-75, "Removal and Installation" (with Intelligent Key system) or BCS- 135, "Removal and Installation" (without Intelligent Key system).
3.HEADLAMP (LO) CIRCUIT INSPECTION
Check headlamp (LO) circuit. Refer to EXL-248, "DTC Logic" (LH) or EXL-249, "DTC Logic" (RH).
Is the inspection result normal? YES >> Refer to GI-41, "Intermittent Incident".
NO >> Repair or replace the malfunctioning part.
PARKING, LICENSE PLATE, SIDE MARKER AND TAIL LAMPS ARE NOT TURNED ON
Description
The parking, license plate, side marker, tail lamps and each illumination are not turned ON in any condition.
Diagnosis Procedure
1.COMBINATION SWITCH INSPECTION
Check combination switch. Refer to BCS-73, "Symptom Table" (with Intelligent Key system) or BCS-133, "Symptom Table" (without Intelligent Key system).
Is the combination switch normal? YES >> GO TO 2.
NO >> Repair or replace the malfunctioning part.
2.CHECK TAIL LAMP REQUEST SIGNAL INPUT
CONSULT DATA MONITOR

Is the inspection result normal? YES >> Replace IPDM E/R. Refer to PCS-35, "Removal and Installation".
NO >> Replace BCM. Refer to BCS-75, "Removal and Installation" (with Intelligent Key system) or BCS- 135, "Removal and Installation" (without Intelligent Key system).
BOTH SIDE FRONT FOG LAMPS ARE NOT TURNED ON
Description
The front fog lamps are not turned ON in any condition.
Diagnosis Procedure
1.CHECK COMBINATION SWITCH
Check combination switch. Refer to BCS-73, "Symptom Table" (with Intelligent Key) or BCS-133, "Symptom Table" (without Intelligent Key).
Is the inspection result normal? YES >> GO TO 3.
NO >> Repair or replace the malfunctioning part.
2.CHECK FRONT FOG LAMP REQUEST SIGNAL INPUT
CONSULT DATA MONITOR

Is the item status normal? YES >> Replace IPDM E/R. Refer to PCS-35, "Removal and Installation".
NO >> Replace BCM. Refer to BCS-75, "Removal and Installation" (with Intelligent Key) or BCS-135, "Removal and Installation" (without Intelligent Key).
DTC/circuit diagnosis
Periodic maintenanceVanity mirror lamp
Exploded View
Lens
Bulb
Pawl
Removal and Installation
CAUTION:
Do not attempt to separate the vanity lamp from the sun visor or damage to the
components may
occur.
The vanity lamp is replaced as part of the sun visor. Refer to INT-29, "Exploded
View".
Bulb or Lens ...
C1708, C1709, C1710, C1711 transmitter (no data)
DTC Logic
NOTE:
The Signal Tech II Tool [- (J-50190)] can be used to perform the following
functions. Refer to the Signal Tech II
User Guide for additional information.
Activate and display TPMS sensor IDs
Display tire pressure reported by the TPMS sensor
Read TPMS DTC ...
Hill descent control switch (if so equipped)
Hill descent control switch (if so equipped)
WARNING
Never rely solely on the hill descent
control system to control vehicle speed
when driving on steep downhill grades.
Always drive carefully when using the
hill descent control system and decelerate
the vehic ...