Suzuki 2006 SX4, Service Manual

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Lighting Systems: 9B-11
DRL System Symptom Diagnosis (If Equipped)
S6RW0C9204002
Headlight Auto Leveling System Symptom Diagnosis (If Equipped)
S6RW0C9204019
Condition Possible cause Correction / Reference Item
Headlight does not light
when lighting switch is in
OFF position and engine
is running Lighting switch faulty Check lighting switch referring to “Headlight
Switch (in Lighting Switch) Inspection”.
Oil pressure switch faulty Check oil pressure switch referring to “Oil
Pressure Switch Inspection in Section 9C”.
DRL controller faulty Check lighting switch referring to “Inspection of
DRL Controller and Its Circuits (If Equipped)”.
Wiring or grounding faulty Repair circuit.
Headlight lights even if
engine stop and lighting
switch is OFF position Lighting switch faulty Check system referring to “Headlight Switch (in
Lighting Switch) Inspection”.
Oil pressure switch faulty Check oil pressure switch referring to “Oil
Pressure Switch Inspection in Section 9C”.
DRL controller faulty Check system referring to “Inspection of DRL
Controller and Its Circuits (If Equipped)”.
Wiring or grounding faulty Repair circuit.
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
(Headlight Auto Leveling 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
(Headlight Auto Leveling 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 Replace headlight housing.
Wiring or ground faulty Repair circuit.