Description
The headlamps (both sides) do not switch to high beam when the combination switch (lighting and turn signal switch) is in the HI or PASS setting.
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 HEADLAMP (HI) 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.HEADLAMP (HI) CIRCUIT INSPECTION
Check the headlamp (HI) circuit. Refer to EXL"HEADLAMP SYSTEM : System Description".
Is the headlamp (HI) 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.

Description 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 ...
Engine control system
ENGINE CONTROL SYSTEM : Component Parts Location
1. Mass air flow sensor
(with intake air temperature sensor)
2. Electric throttle control actuator
(with built in throttle position sensor
and throttle control motor)
3. EVAP canister purge volume control
solenoid valve
4. Cooling fan mot ...
P2858 Clutch B pressure
DTC Logic
DTC DETECTION LOGIC
DTC
Trouble diagnosis name
DTC detection condition
Possible causes
P2858
Clutch B pressure engagement
performance
The auxiliary gearbox gear ratio is 2.232 or
more for the auxiliary gearbox 2GR ratio continuously
for 5 seconds ...