Smart Keyless Switch Assembly ?✨

This switch unit is a key part of the smart entry / keyless control system. It lets the car “talk” to the smart key signal and confirms driver commands like unlock, lock, or start authorization. Without a stable switch input, the vehicle may not accept the keyless request, even when the key fob battery is good.

Why this part is needed ✅

Modern Nissan/Infiniti platforms rely on clean, accurate switching signals to wake up modules and allow access. This component provides the correct electrical path so the body control system can react instantly and safely.

How it works ⚙️

Inside the assembly are precision contacts that send a low-voltage signal to the control module. When you press or activate the keyless function, the circuit changes state, and the module confirms the request, then triggers door locks and related functions.

What happens if it fails ❌

• Keyless entry becomes intermittent or completely dead
• Vehicle may not recognize smart key near the car
• Random lock/unlock behavior or no response to commands
• Security warnings or trouble codes may appear

Technician tip ?️

If keyless issues persist after replacing the fob battery, this switch assembly is a common next check—especially when symptoms change with temperature, moisture, or repeated pressing.

Compatibility

• Q70/M
• Q70/M Hybrid
• Q70 (201802-)