A faulty transmission control module (TCM) most often causes limp mode with the gearbox stuck in one gear, harsh jolts when you select D or R, erratic gear changes, flashing PRND letters and a gearbox or engine warning light. However, the same symptoms are often caused by a low gearbox oil level, a weak battery, a poor earth or a faulty sensor. To test a transmission control module, start by checking the battery and reading the fault codes with a diagnostic tool that can talk to the gearbox control unit, then check the power supply, the connector, the oil and the live data. Below we explain the symptoms, the diagnostic steps and what the most common fault codes mean.
Engine control unit Smart 06 0261205005 0003107V007
Vendors's code: 0261205005
Product code: 25AB-684D1
Barcode:
Code 39:
ISBN:
€101.63
Price
€101.63
€125.00
Price
€125.00
In stock
Select a product option:
Individual variants may differ in price
product option
Important: Depending on the ECU type and vehicle model, not all of the options listed below may be available.
To select the correct option for your vehicle and ECU, please contact us before purchasing:
contact@auto24parts.com
1. Locked
This option is intended for professional workshops with the required specialist equipment and technical knowledge.
The ECU has been removed from a vehicle intended for recycling and still contains the immobilizer data and other information from the previous vehicle. Before it can be used in another car, it must be unlocked and then programmed using specialist automotive diagnostic equipment.
2. Unlocked
Several preparation methods may be available. The possible options depend on the ECU type, vehicle model and immobilizer system. Please contact us before purchasing, as some preparation methods are not available for every ECU.
Our electronics specialists can prepare the ECU in one of the following ways:
a) ECU with PIN code (Car Pass)
The PIN code is supplied, but programming with a suitable diagnostic tool is still required. After installing the ECU, it must be reset using the supplied PIN code and then programmed to the vehicle’s immobilizer system.
b) VIRGIN ECU
The data from the previous vehicle is removed and the ECU is restored to a clean, factory-like state. After installation, it must be programmed to the vehicle using a compatible specialist diagnostic tool. Unless another preparation method is specified in the product description, this is the standard unlocking option for most of our ECUs.
c) Plug & Play – IMMO OFF
The immobilizer function is disabled in the ECU. After installation, the engine can start without additional immobilizer programming. Please note that the vehicle will no longer have an active immobilizer function, and an immobilizer warning light or fault code may remain, depending on the vehicle model.
d) Plug & Play – Automatic Programming
After installation, the ECU automatically learns and saves the required vehicle data. No additional programming is normally required.
e) Plug & Play – 1:1 Clone
The data from your original ECU is copied to another fully functional ECU. The cloned unit is then ready for installation without additional programming.
You must send us your original ECU so that we can transfer its data to the replacement unit.
The original ECU must have working communication with the vehicle, a diagnostic tool or our programming equipment. If the required data cannot be read, a complete 1:1 clone may not be possible.
3. Complete Plug & Play Set
A complete matched set containing the ECU, immobilizer components and all other parts required to start the vehicle without additional programming. All components supplied in the set must be installed in the vehicle.
Important:
Dispatch time depends on the selected option. If an unlocked or specially prepared version is ordered, the preparation service usually requires an additional 1–2 business days.
Ask about the product
Engine control unit Smart 06 0261205005 0003107V007
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(Poland)
from
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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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Smart 06 engine control unit - what should you check before buying?
This is a used engine control unit in working order for the Smart 06 - numbers 0 261 205 005 / 0261205005; 000 3107 V007 / 0003107V007. Before buying, compare the numbers with the label on the module in your car.
Engine control unit for Smart 06
Looking for a replacement for the faulty engine control unit in your Smart 06? We offer a used module in working order and in good condition.
Part numbers in this listing
- 0 261 205 005 / 0261205005 - manufacturer's number - Bosch
- 000 3107 V007 / 0003107V007 - part number (OEM / vehicle)
- 26RT5497 - additional part number
Car and engine according to the listing
- Smart 06 - model
- Bosch - manufacturer
What an engine control unit does
A modern engine control unit also monitors exhaust emissions and signals faults with a warning light. A module failure usually prevents the engine from running normally or puts it into limp mode. Bear in mind that the control unit works in harsh conditions - vibration, moisture and changing temperatures - so the condition of the housing and connectors matters.
Locked and unlocked variants
The locked variant is a module with the previous vehicle's data; the unlocking, programming and matching to the car are carried out by your own garage. The unlocked variant means that we prepare the module for you before dispatch; this usually takes approx. 1-2 working days. Whether the chosen method (PIN / CAR PASS, Virgin, IMMO OFF, programming, cloning) can be used depends on the specific control unit number, its software and the immobiliser. You can also read our guide to engine control unit variants or ask us about your particular case.
Matching by number
Compare number 0 261 205 005 in full with the number on your control unit. Different versions were fitted to the same models, so it is the number that decides the match, not the model alone. If in doubt, send us the number from the label or a photo of the module and we will check the fit before you buy.
How to recognise a faulty control unit
- random faults appear after water ingress or exposure to moisture,
- the radiator fan switches on for no reason,
- charging failure or voltage errors,
- the car stalls when coming to a stop.
It is worth reading the fault codes with a diagnostic tool first, as some engine faults are caused by sensors or wiring rather than the control unit itself.
Questions and answers
| What condition is this part in? |
|---|
| It is a used part, in working order and in good condition. You will find the warranty period in the product features table. |
| Will a control unit from a different engine version work? |
| We would not assume so. Modules differ in software and range of functions, so compare the numbers and your engine version. |
| Could a control unit with a different number fit as well? |
| Sometimes, yes, but we do not assume that different listings are interchangeable. Compare all the numbers with the label on your control unit or ask us. |
Write to contact@auto24parts.com with the model, year and the number from your control unit - we will check the fit.
