Nissan Armada 2025-2026 Service and Repair Manual: Symptom Table

Nissan Armada 2025-2026 Service and Repair Manual / Driver Controls / Exterior Lighting System — Led Headlamp / Symptom Diagnosis / Symptom Table

NOTE:

Symptom		Possible cause	Inspection item
Headlamp (HI) is not turned ON	One side	Front combination lamp LED [Headlamp (HI)] LED headlamp control module (LO) Harness	Replace front combination lamp Refer to Removal and Installation.
Headlamp (HI) is not turned ON	Both sides	Symptom diagnosis “BOTH SIDE HEADLAMPS (HI) ARE NOT TURNED ON” Refer to Diagnosis Procedure.
High beam indicator lamp is not turned ON [Headlamp (HI) is turned ON]		Combination meter	Combination meter Data monitor “HI-BEAM IND”
Headlamp (LO) is not turned ON	One side	Front combination lamp LED [Headlamp (LO)] LED headlamp control module (LO) Harness	Replace front combination lamp Refer to Removal and Installation.
Headlamp (LO) is not turned ON	Both sides	Symptom diagnosis “BOTH SIDE HEADLAMPS (LO) ARE NOT TURNED ON” Refer to Diagnosis Procedure.
Dipped beam indicator lamp is not turned ON [Headlamp (LO) is turned ON]		Combination meter	Combination meter Data monitor “DIPPED BEAM IND”
Each lamp is not turned ON/OFF with lighting switch AUTO		Combination switch input/output signal circuit Combination switch BCM	Combination switch Refer to Symptom Table.
Each lamp is not turned ON/OFF with lighting switch AUTO		Light & rain sensor power supply/ground/signal circuit Light & rain sensor BCM	Light & rain sensor Refer to Component Function Check.
Parking lamp is not turned ON		Front combination lamp LED (Parking lamp/Daytime running light) LED headlamp control module Harness	Replace front combination lamp Refer to Removal and Installation.
Front side marker lamp is not turned ON		Front side marker lamp power supply/ground circuit Front combination lamp LED (Front side marker lamp)	Front side marker lamp circuit Refer to Component Function Check.
Tail lamp is not turned ON		Tail lamp power supply/ground circuit Rear combination lamp LED (Tail lamp) Harness Tail lamp [with tail lamp (back door side)] LED (Tail lamp) Harness IPDM E/R	Tail lamp circuit Refer to Component Function Check.
Rear side marker lamp is not turned ON (Tail lamp is turned ON)		Rear combination lamp	Replace rear combination lamp Refer to Removal and Installation.
License plate lamp is not turned ON		License plate lamp power supply/ground circuit License plate lamp LED	License plate lamp circuit Refer to Component Function Check.
Parking lamp, license plate lamp, side marker lamp and tail lamp are not turned ON		Symptom diagnosis “PARKING, LICENSE PLATE, SIDE MARKERAND TAIL LAMPS ARE NOT TURNED ON” Refer to Diagnosis Procedure.
Position lamp indicator is not turned ON (Parking lamp, license plate lamp, side marker lamp and tail lamp are turned ON)		Combination meter	Combination meter Data monitor “LIGHT IND”
Turn signal lamp does not blink	Indicator lamp is normal (All of turn signal lamp is not blinks)	Fuse BCM power supply (turn signal lamp) circuit BCM	Turn signal lamp circuit Refer to Component Function Check.
	Indicator lamp is normal (Applicable side performs high flasher activation)	Front turn signal lamp Front turn signal lamp power supply/ground circuit Front combination lamp Control circuit LED (Front turn signal lamp) Harness BCM Side turn signal lamp Side turn signal lamp power supply/ground circuit Side turn signal lamp LED (Side turn signal lamp) Harness BCM Rear turn signal lamp Rear turn signal lamp power supply/ground/diagnosis circuit Rear combination lamp LED (Rear turn signal lamp) Harness BCM	Turn signal lamp circuit Refer to Component Function Check.
	Indicator lamp is included	Combination switch input/output signal circuit Combination switch BCM	Combination switch Refer to Symptom Table.
Turn signal indicator lamp does not blink (Turn signal lamp is normal)	One side	Combination meter	—
	Both sides (Always)	Turn indicator signal BCM Combination meter	Combination meter Data monitor “TURN IND”
	Both sides (Only when activating hazard warning lamp with ignition switch OFF)	Combination meter power supply/ground circuit Combination meter	Combination meter Power supply and ground circuit Refer to Diagnosis Procedure.
Hazard warning lamp does not activate (Turn signal is normal) Hazard warning lamp continues activating		Hazard switch signal/ground circuit Preset switch (hazard switch) BCM	Hazard switch Refer to Component Function Check.
Stop lamp and high-mounted stop lamp are not turned ON/OFF	All of stop lamp and high-mounted stop lamp are not turned ON/OFF	Fuse BCM power supply (stop lamp) circuit Stop lamp switch power supply/signal circuit Stop lamp switch BCM	Stop lamp circuit Refer to Component Function Check.
Stop lamp and high-mounted stop lamp are not turned ON/OFF	Any of stop lamp and high-mounted stop lamp are not turned ON	Fuse Stop lamp Stop lamp power supply/ground circuit Rear combination lamp LED (Stop lamp) Harness BCM Diode (with ProPILOT Assist 2.1) Diode1 (without ProPILOT Assist 2.1) Diode2 (without ProPILOT Assist 2.1) High-mounted stop lamp High-mounted stop lamp power supply/ground circuit High-mounted stop lamp LED (High-mounted stop lamp) BCM Diode (with ProPILOT Assist 2.1) Diode1 (without ProPILOT Assist 2.1)	Stop lamp circuit Refer to Component Function Check.
Back-up lamp is not turned ON		Fuse Back-up lamp relay power supply/control signal circuit Back-up lamp relay Back-up lamp power supply/ground circuit Rear combination lamp LED (Back-up lamp) Harness BCM IPDM E/R	Back-up lamp circuit Refer to Component Function Check.
Front fog lamp is not turned ON	One side	Front fog lamp power supply/ground circuit Front fog lamp LED IPDM E/R	Front fog lamp circuit Refer to Component Function Check.
Both sides	Symptom diagnosis “BOTH SIDE FRONT FOG LAMPS ARE NOT TURNED ON” Refer to Diagnosis Procedure.
Front fog lamp indicator lamp is not turned ON (Front fog lamp is turned ON)		Combination meter	Combination meter Data monitor “FRONT FOG INDICATOR”

Exterior Lighting System Symptoms

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Normal Operating Condition

LED HEADLAMP LED brightness and color may slightly change until the temperature becomes stable. This is not malfunction. Illumination time lag may occur between right and left. This is not malfunction ...

Other materials:

Inner Sill
WARNING: Work after lower side dash assembly, center pillar, outer sill, and inner center pillar are removed. Unit: mm (in) : Vehicle front : Drill φ7 mm (0.28 in) hole for the plug welding hole (ultra high strength steel). : Drill φ8 mm (0.31 in) hole for the plug welding hole (ultra high stren ...

NVH Troubleshooting Chart
2WD MODELS Possible cause and SUSPECTED PARTS Symptom Reference Steering Noise Shake Vibration Shimmy Judder Outer/ inner socket ball joint swinging force × — — — — Inspection Outer/ inner socket ball joint rotating torque × — — — — Inspection Outer/ inner so ...

Diagnosis Procedure
PERFORM ECM SELF-DIAGNOSIS With CONSULT Perform self-diagnosis for “ECM”. Is any DTC detected? YES >> Check DTC detected item. Refer to DTC Index. NO>> GO TO 2. PERFORM SELF-DIAGNOSIS With CONSULT Perform self-diagnosis for "AWD/4WD". Is any DTC detected? YES>> Check the DTC ...

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