Suzuki 2006 SX4, Service Manual

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9B-12 Lighting Systems:
Headlight Manual Leveling System Symptom Diagnosis (If Equipped)
S6RW0C9204003
Turn Signal and Hazard Warning Light Symptom Diagnosis
S6RW0C9204004
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 leveling switch faulty Check headlight leveling switch referring to
“Headlight Manual Levering Switch Inspection
(If Equipped)”.
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.
No flashing
NOTE
• Use of SUZUKI scan
tool makes it easy to
check whether a faulty
condition is on the
input side or output
side of BCM. For
checking procedure,
refer to “Diagnosis
Using Output Test
Function of SUZUKI
Scan Tool” under
“Scan Tool Data in
Section 10B”.
• Check each part in the
order from the top of
the following list.
Circuit fuse(s) blown Replace fuse(s) and check for short circuit.
Turn signal / hazard warning relay faulty Check turn signal / hazard warning relay
referring to “Turn Signal and Hazard Warning
Relay Inspection”.
Turn signal light switch faulty Check turn signal light switch referring to “Turn
Signal Light Switch (in Lighting Switch)
Inspection”.
Hazard warning switch faulty Check hazard warning switch referring to
“Hazard Warning Switch Inspection”.
Open circuit or high resistance existing
between battery and switch Repair circuit.
Wiring or grounding faulty Repair circuit.
BCM faulty Replace after making sure that none of above
parts is faulty.
Flash rate low Supply voltage low Check charging system referring to “Generator
Test (Undercharged Battery Check) in Section
1J”.
Turn signal / hazard warning relay faulty Check turn signal / hazard warning relay
referring to “Turn Signal and Hazard Warning
Relay Inspection”.