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Parts for your 2019 Lexus Is-Batteries
Narva Heavy Duty Toggle Switch Momentary On/Off/Momentary On DPDT (Contacts Rated 25A @ 12V) - 60068BL
$62
Narva Mitsubishi Style Sealed Push Switch Off/On SPDT 12V Blue LED Illuminated Driving Lights Symbol (Contacts Rated 3A @ 12V) - 63364BL
$39
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2019 Lexus IS Batteries: What They Do and How to Look After Them
Yes, batteries are absolutely relevant to the 2019 Lexus IS. According to Lexus technical literature (2019 Lexus IS Owner’s Manual and Lexus New Car Features), every 2019 IS runs a 12‑volt auxiliary battery to power starting, lighting and electronics. In markets where the IS 300h is sold, there’s also a high‑voltage hybrid traction battery that drives the electric motor. So whether it’s a petrol IS 300/350 or the IS 300h hybrid, batteries are very much part of the package.
For this model, the 12‑volt battery keeps all the essentials alive — engine start, infotainment, security, sensors and control modules. In hybrids, that 12‑volt unit wakes up the system
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