Lighting Systems: 9B-11
Headlight Auto Leveling System Symptom Diagnosis (If Equipped)
S5JB0A9204019
Headlight Manual Leveling System Symptom Diagnosis (If Equipped)
S5JB0A9204010
Turn Signal and Hazard Warning Light Symptom Diagnosis
S5JB0A9204002
Condition Possible cause Correction / Reference Item
Headlight leveling
Warning Light comes on
steady
Height sensor faulty Check height sensor referring to “Height
Sensor and Its Circuit Inspection (If Equipped):
”.
Wiring or ground faulty Repair circuit.
Headlight leveling control module faulty Check headlight leveling control module for
function referring to “Inspection of Headlight
Leveling Control Module and Its Circuit
(Vehicle Equipped With Auto Leveling
Headlight System): ”.
Optical axes of both
headlights do not change
Circuit fuse blown Replace fuse and check for short circuit.
Supply voltage too low or too high Check charging system referring to “Generator
Test (Undercharged Battery Check): in
Section 1J” or “Generator Test (Overcharged
Battery Check): in Section 1J”.
Wiring or ground faulty Repair circuit.
Headlight leveling control module faulty Check headlight leveling control module for
function referring to “Inspection of Headlight
Leveling Control Module and Its Circuit
(Vehicle Equipped With Auto Leveling
Headlight System): ”.
Optical axis of only one
headlight does not
change
Headlight levering actuator faulty Check actuator referring to “Headlight Leveling
Actuator Inspection (If Equipped): ”.
Headlight housing deformed Check actuator referring to “Headlight Leveling
Actuator Inspection (If Equipped): ”.
Wiring or ground faulty Repair circuit.
Condition Possible cause Correction / Reference Item
Optical axes of both
headlights do not change
Circuit fuse blown Replace fuse and check for short circuit.
Headlight manual leveling switch faulty Check headlight manual leveling switch
referring to “Headlight Manual Leveling Switch
(If Equipped) Inspection: ”.
Supply voltage too low Check charging system referring to “Generator
Test (Undercharged Battery Check): in
Section 1J”.
Wiring or grounding faulty Repair circuit.
Optical axis of only one
headlight does not
change
Circuit fuse blown Replace fuse and check for short circuit.
Headlight leveling actuator faulty Check actuator referring to “Headlight Leveling
Actuator Inspection (If Equipped): ”.
Headlight housing deformed Replace headlight housing.
Wiring or grounding faulty Repair circuit.
Condition Possible cause Correction / Reference Item
Flash rate high or one
side only flashes
Bulb blown on “flash rate high”-side Replace bulb.
Incorrect bulb Replace bulb.
Turn signal / hazard warning relay faulty Check turn signal / hazard warning relay
referring to “Turn Signal and Hazard Warning
Relay Inspection: ”.
Open circuit or high resistance existing
either; between turn signal switch and
non lighting bulb, or between hazard
warning switch and non lighting bulb
Repair circuit.
Wiring or grounding faulty Repair circuit.