SMART fortwo Knock sensor replacement Cost
2003–2007 · Engine, Fuel & Emissions system
Typical range
$173–$736
Parts + labour
Labour hours
1–3h
At a typical garage
This service covers the cost of parts and labour for the repair on a SMART fortwo. Prices shown reflect typical independent workshop rates and quality aftermarket or OEM parts. The total for this repair on a SMART fortwo typically falls between $173 and $736.
Typical parts included
- Knock sensor
What affects the price
- OEM vs quality aftermarket parts
- Labour time varies by model and engine configuration
- Local workshop rates
Common questions
How long does this repair take?
Knock sensor replacement on a SMART fortwo typically takes 1–3 hours at a garage.
How often does this need to be done?
For a SMART fortwo, this is typically needed consult your owner's manual or ask your mechanic for the recommended service interval.
Other engine, fuel & emissions system repairs on the SMART fortwo
- ABS hydraulic unit replacement$340–$587
- ABS sensor replacement$140–$242
- ABS system bleeding$112–$193
- AC compressor clutch replacement$280–$483
- AC compressor replacement$300–$518
Knock sensor replacement cost on similar cars
- NISSAN Micra 5 Doors$160–$276
- RENAULT Clio 5 Doors$160–$276
- KIA Picanto$160–$276
- MINI Hatch$160–$276
- FIAT 500$160–$276
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