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BOTH SIDE HEADLAMPS DO NOT SWITCH TO HIGH BEAM EXL-129 < SYMPTOM DIAGNOSIS > C D E F G H I J K M A B EXL N O P BOTH SIDE HEADLAMPS DO NOT SWITCH TO HIGH BEAM Description INFOID:0000000009478507 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 INFOID:0000000009478508 1. COMBINATION SWITCH (LIGHTING AND TURN SIGNAL SWITCH) INSPECTION Check the combination switch (lighting and turn signal switch). Refer to 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 WITH CONSULT DATA MONITOR 1. Select "HL HI REQ" of IPDM E/R DATA MONITOR item. 2. With operating the combination switch (lighting and turn signal switch), check the monitor status. Is the item status normal? YES >> GO TO 3. NO >> Replace BCM. Refer to BCS-49, "Removal and Installation" 3. HEADLAMP (HI) CIRCUIT INSPECTION Check the headlamp (HI) circuit. Refer to Is the headlamp (HI) circuit normal? YES >> Replace IPDM E/R. Refer to PCS-28, "Removal and Installation of IPDM E/R" . NO >> Repair or replace the malfunctioning part. Monitor item Condition Monitor status HL HI REQ Combination switch (lighting HI or PASS ON Except for HI or OFF |