Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

2005 Infiniti FX45FACTORY OEM SERVICE PROCEDURE

Snow Mode Switch

Check continuity between snow mode switch terminals 1 and 4 under the following conditions.

CONTINUITY SPECIFICATIONS

CONDITION	CONTINUITY
Snow mode switch: ON	Should exist
Snow mode switch: OFF	Should not exist

If NG, replace snow mode switch.
If OK, go to following step.

Fig 1: Checking Continuity Between Snow Mode Switch Terminals
Courtesy of NISSAN MOTOR CO., U.S.A.

Check continuity between snow mode switch terminals 2 and 4 under the following conditions.

CONTINUITY SPECIFICATIONS

CONDITION	CONTINUITY
1	Should exist.
2	Should not exist.

If NG, replace snow mode switch.

Fig 2: Checking Continuity Between Snow Mode Switch Terminals
Courtesy of NISSAN MOTOR CO., U.S.A.

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.