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Home >> Nissan-Datsun >> 2012 >> Sentra L4-2.5L (QR25DE) >> Repair and Diagnosis >> Accessories and Optional Equipment >> Antitheft and Alarm Systems >> Keyless Entry >> Keyless Entry Transmitter >> Keyless Entry Transmitter Battery >> Service and Repair >> Intelligent Key Battery Replacement
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Intelligent Key Battery Replacement




INTELLIGENT KEY SYSTEM

Intelligent Key Battery Replacement

NOTE:
The Signal Tech II tool (J-50190) can be used to perform the following functions. Refer to the Signal Tech II
User Guide for additional information.
- Check Intelligent Key relative signal strength
- Confirm vehicle Intelligent Key antenna signal strength






INTELLIGENT KEY BATTERY INSPECTION

1.Remove battery to measure voltage across battery positive (+) and negative (-) terminals.
2.Check by connecting a resistance (approximately 300 Ohms so that the current value becomes about 10 mA.





Standard: Approx. 2.5 - 3.0V

NOTE:
Key fob does not function if battery is not installed correctly.


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