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Home >> Infiniti >> 2011 >> FX35 RWD >> Repair and Diagnosis >> Accessories & Equipment >> Exterior Lights >> Exterior Lighting System -- FX35/FX50 >> Symptom Diagnosis >> Exterior Lighting System Symptoms >> Symptom Table

Symptom Table

CAUTION: Perform the self-diagnosis with CONSULT-III before the symptom diagnosis. Perform the trouble diagnosis if any DTC is detected.
SYMPTOM REFERENCE CHART

Symptom Possible cause Inspection item
Headlamp does not switch to the high beam. One side
  • Fuse
  • Harness between IPDM E/R and the front combination lamp
  • Front combination lamp (High beam solenoid)
  • IPDM E/R
Headlamp (HI) circuit
Refer to HEADLAMP (HI) CIRCUIT .
Both sides Symptom diagnosis 
"BOTH SIDE HEADLAMPS DO NOT SWITCH TO HIGH BEAM"
Refer to BOTH SIDE HEADLAMPS DO NOT SWITCH TO HIGH BEAM .
High beam indicator lamp is not turned ON. (Headlamp switches to the high beam.)
  • Combination meter
  • Unified meter and A/C amp.
  • Unified meter and A/C amp. Data monitor "HI-BEAM IND"
  • BCM (HEAD LAMP) Active test "HEADLAMP"
Headlamp does not switch to the low beam. One side Front combination lamp (High beam solenoid) -
Both sides
  • Combination switch
  • Harness between the combination switch and BCM
  • BCM
Combination switch
Refer to SYMPTOM DIAGNOSIS .
High beam request signal
  • BCM
  • IPDM E/R
IPDM E/R
Data monitor "HL HI REQ"
IPDM E/R -
Headlamp is not turned ON. One side
  • Fuse
  • Xenon bulb
  • Harness between IPDM E/R and the front combination lamp
  • Front combination lamp (xenon headlamp)
  • IPDM E/R
Headlamp (LO) circuit
Refer to HEADLAMP (LO) CIRCUIT .
Both sides Symptom diagnosis 
"BOTH SIDE HEADLAMPS (LO) ARE NOT TURNED ON"
Refer to BOTH SIDE HEADLAMPS (LO) ARE NOT TURNED ON .
Headlamp is not turned OFF. When the ignition switch is turned ON
The ignition switch is turned OFF (After activating the battery saver.) IPDM E/R -
Headlamp is not turned ON/OFF with the lighting switch AUTO.
  • Combination switch
  • Harness between the combination switch and BCM
  • BCM
Combination switch
Refer to SYMPTOM DIAGNOSIS .
  • Optical sensor
  • Harness between the optical sensor and BCM
  • BCM
Optical sensor
Refer to OPTICAL SENSOR .
Front fog lamp is not turned ON. One side
  • Front fog lamp bulb
  • Harness between IPDM E/R and the front fog lamp
  • IPDM E/R
Front fog lamp circuit
Refer to FRONT FOG LAMP CIRCUIT .
Both side Symptom diagnosis 
"BOTH SIDE FRONT FOG LAMPS ARE NOT TURNED ON"
Refer to BOTH SIDE FRONT FOG LAMPS ARE NOT TURNED ON .
Front fog lamp is not turned ON.
Front fog lamp indicator lamp is not turned ON. (Front fog lamp is turned ON.)
  • Combination meter
  • Unified meter and A/C amp.
  • Unified meter and A/C amp.

    Data monitor "FR FOG IND"

  • BCM (HEAD LAMP)

    Active test "FR FOG LAMP"

Parking lamp is not turned ON.
  • Fuse
  • Parking lamp bulb
  • Harness between IPDM E/R and the front combination lamp
  • Front combination lamp
  • IPDM E/R
Parking lamp circuit
Refer to PARKING LAMP CIRCUIT .
Tail lamp is not turned ON.
  • Harness between IPDM E/R and the rear combination lamp
  • Rear combination lamp
Tail lamp circuit
Refer to TAIL LAMP CIRCUIT .
License plate lamp is not turned ON.
  • Harness between IPDM E/R and the license plate lamp
  • License plate lamp
License plate lamp circuit
Refer to LICENSE PLATE LAMP CIRCUIT .
Tail lamp and license plate lamp are not turned ON.
  • Fuse
  • Harness between IPDM E/R and the rear combination lamp
  • IPDM E/R
Tail lamp circuit
Refer to TAIL LAMP CIRCUIT .
  • Parking lamp, side marker lamp, tail lamp and license plate lamp are not turned ON.
  • Parking lamp, side marker lamp, tail lamp and license plate lamp are not turned OFF. (Each illumination is turned ON/OFF.)
Symptom diagnosis 
"PARKING, LICENSE PLATE AND TAIL LAMPS ARE NOT TURNED ON"
Refer to PARKING, LICENSE PLATE AND TAIL LAMPS ARE NOT TURNED ON .
Tail lamp indicator lamp is not turned ON. (Parking and tail lamps are turned ON.)
  • Combination meter
  • Unified meter and A/C amp.
  • Unified meter and A/C amp.

    Data monitor "LIGHT IND"

  • BCM (HEAD LAMP)

    Active test "TAIL LAMP"

Turn signal lamp does not blink. Indicator lamp is normal. (The applicable side performs the high flasher activation.)
  • Harness between BCM and each turn signal lamp
  • Turn signal lamp bulb
Turn signal lamp circuit
Refer to TURN SIGNAL LAMP CIRCUIT .
Indicator lamp is included
  • Combination switch
  • Harness between the combination switch and BCM
  • BCM
Combination switch
Refer to SYMPTOM DIAGNOSIS .
Turn signal indicator lamp does not blink. (The turn signal indicator lamp is normal.) One side Combination meter -
Both sides (Always)
  • Turn signal indicator lamp signal
    • Unified meter and A/C amp.
    • BCM
  • Combination meter
  • Unified meter and A/C amp.

    Data monitor "TURN IND"

  • BCM (FLASHER)

    Active test "FLASHER"

Both sides (Only when activating the hazard warning lamp with the ignition switch OFF.)
  • The combination meter power supply and the ground circuit
  • Combination meter
Combination meter
Power supply and the ground circuit
Refer to POWER SUPPLY AND GROUND CIRCUIT .
  • Hazard warning lamp does not activate.
  • Hazard warning lamp continues activating. (Turn signal is normal.)
  • Hazard switch
  • Harness between the hazard switch and BCM
  • BCM
Hazard switch
Refer to HAZARD SWITCH .
Headlamp auto aiming does not activate. (AFS is normal.)
  • Harness between AFS control unit and aiming motor
  • Front combination lamp (Aiming motor)
  • AFS control unit
Headlamp levelizer circuit
Refer to HEADLAMP LEVELIZER CIRCUIT .
AFS OFF indicator lamp is not turned ON.
  • AFS OFF indicator lamp signal
    • Unified meter and A/C amp.
    • AFS control unit
  • Combination meter
Unified meter and A/C amp.
Data monitor "AFS OFF IND"