LEXUS IS Key fob battery replacement Cost
2008–2012 · Engine, Fuel & Emissions system
Typical range
$39–$94
Parts + labour
Labour hours
0.2–0.5h
At a typical garage
The 12 V battery starts the engine and powers electronics when the car is off. Most batteries last 3–5 years; warning signs include slow cranking, a battery warning light, and electrical gremlins. LEXUS IS battery replacement typically costs $39–$94 including the new battery.
Typical parts included
- Key fob battery
What affects the price
- Battery group size and CCA (cold cranking amps) rating
- OEM vs aftermarket brand (Bosch, Varta, Optima)
- Whether the ECU requires a reset or recalibration after replacement
Common questions
How long does this repair take?
Key fob battery replacement on a LEXUS IS typically takes 0.2–0.5 hours at a garage.
How often does this need to be done?
For a LEXUS IS, this is typically needed every 3–5 years, or sooner in extreme hot or cold climates.
Other engine, fuel & emissions system repairs on the LEXUS IS
- ABS hydraulic unit replacement$459–$842
- ABS sensor replacement$189–$347
- ABS system bleeding$151–$277
- AC compressor clutch replacement$378–$693
- AC compressor replacement$405–$743
Key fob battery replacement cost on similar cars
- VOLKSWAGEN Passat$32–$58
- OPEL Insignia$32–$58
- AUDI A4 Avant$32–$58
- FORD Mondeo Hatchback$32–$58
- RENAULT Laguna$32–$58
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