SMART Roadster Brabus Key fob battery replacement Cost
2003–2003 · Engine, Fuel & Emissions system
Typical range
$36–$92
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. SMART Roadster Brabus battery replacement typically costs $36–$92 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 SMART Roadster Brabus typically takes 0.2–0.5 hours at a garage.
How often does this need to be done?
For a SMART Roadster Brabus, this is typically needed every 3–5 years, or sooner in extreme hot or cold climates.
Other engine, fuel & emissions system repairs on the SMART Roadster Brabus
- ABS hydraulic unit replacement$425–$765
- ABS sensor replacement$175–$315
- ABS system bleeding$140–$252
- AC compressor clutch replacement$350–$630
- AC compressor replacement$375–$675
Key fob battery replacement cost on similar cars
- AUDI A3 Sportback$35–$63
- VOLVO V60$35–$63
- MERCEDES BENZ C-Klasse SportCoupe/CLC$35–$63
- BMW 1 Series 3 doors$28–$48
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