The automatic transmission control unit (often designated as TCU or TCM) is a crucial electronic component responsible for smooth and trouble-free gear shifting. Its failure, most often caused by overheating, short circuits, or water damage, results in jerking, an inability to shift gears, or the vehicle entering limp mode. Purchasing a new module at an authorized dealership is a massive expense, which is why replacing it with a fully functional, used original is the most reasonable solution.
Throttle Body Smart Fortwo (451) Mikuni 4000298283342
Vendors's code: MIKUNI4000298283342
Product code: 4000298283342
Barcode:
Code 39:
ISBN:
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Price 30 euros applies shipments to 5 kg on worldwide. Above this weight, please contact us by email to check price
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Does the Mikuni 4000298283342 throttle body fit your car?
This is a used, working Mikuni throttle body with part number 4000298283342, for: Smart Fortwo (451) (engines: 1.0). To confirm the fit, compare the number with the label on the throttle body in your car.
Throttle Body Mikuni 4000298283342 – Smart Fortwo (451)
The Mikuni 4000298283342 throttle body controls the amount of air drawn into a petrol engine. When the throttle is electronically controlled, the opening angle is set by the engine control unit from the accelerator pedal position. According to the product data, it fits: Smart Fortwo (451); engines: 1.0.
Part numbers to compare
- 4000298283342 – also printed as 40002 9828 3342
The same number – 4000298283342 – should appear on the label of the throttle body in your car. The model name alone (Smart Fortwo (451)) is not enough – throttle bodies with other numbers were also fitted to these cars.
Symptoms of a worn or faulty throttle body
When the throttle body in a Smart starts to fail, the most common signs are:
- worn track in the throttle position sensor – fluctuating revs, jerking on light throttle,
- carbon deposits on the throttle plate – rough idle, engine stalling when coming to a stop,
- in electronic throttle bodies: failed motor or gear drive – limp mode, reduced power, engine warning light.
When measurements or fault codes confirm the problem and cleaning has no effect, the throttle body is replaced with one carrying the same number. After replacement, many cars need an adaptation in the engine control unit.
Frequently asked questions
| How do I check that the 4000298283342 throttle body fits my car? |
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| Compare the number 4000298283342 with the label of the throttle body fitted to your car (Smart Fortwo (451)). |
| Which engines does the 4000298283342 throttle body fit? |
| According to the product data, it fits 1.0 engines in: Smart Fortwo (451). |
| Does the throttle body need to be adapted (relearned) after replacement? |
| In many cars, yes: after fitting, the engine control unit learns the end positions of the throttle. This is done with a diagnostic tool or by following the procedure described by the car manufacturer. |
| What condition is this throttle body in? |
| It is a used, working unit in good condition. The warranty is listed in the product specification table. |
Not sure if this throttle body fits your car? Send us the number from the label on your part and we will check compatibility before shipping.