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.
Engine control unit Porsche Cayenne 4.8 V8 022906032LJ 5WP46501 6576635303
Vendors's code: 6576635303
Product code: 7C8C-79411
Barcode:
Code 39:
ISBN:
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
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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
Shipping cost for the selected product
The shipping cost applies to this product (in the selected variant - if applicable). It may change after adding other products to the cart.
When is engine control unit 022906032LJ the right choice for Porsche Cayenne?
Used original engine control unit, number 022906032LJ, inspected before sale. Matched by the numbers in the listing.
What does number 022906032LJ mean on Porsche engine control units?
Engine control unit 022906032LJ is a used electronic module that manages engine operation. It is intended for Porsche Cayenne, and it is matched by the numbers in the listing, not by the car make alone. The listing states that this control unit is for: Porsche Cayenne. Engine given in the listing: 4.8 V8. The listing also gives the markings 957. They help tell the control unit versions apart, but the full part number is what decides compatibility.
Numbers to compare
The numbers as written in the listing and as a single string, the way catalogues list them:
- 022 906 032 LJ (catalogue format: 022906032LJ), car manufacturer's original number,
- 5WP46501, control unit manufacturer's number,
- 6576635303, additional number from the listing.
Check the numbers on your control unit and compare them with those above. If any of them differs, contact us before ordering.
Control unit variant
This listing is for a control unit in the following variant(s): Locked / Unlocked. We describe the differences between the variants (locked, unlocked, Virgin, IMMO OFF, Plug and Play, clone, full set) on the ECU preparation options page. Before buying, send us the numbers from the label and we will confirm which variant is available for that number.
Symptoms of a faulty engine control unit
- the engine warning light comes on and does not go out,
- the diagnostic tester cannot connect to the control unit,
- faults appear and disappear, usually once the engine has warmed up,
- the housing or connector of the control unit shows signs of water ingress or corrosion.
Only diagnostics can confirm an engine control unit failure, so read the fault codes before buying. After replacement, the control unit may need to be programmed or adapted to the car.
Questions and answers
| What is the difference between numbers 022906032LJ and 5WP46501? |
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| The control unit carries several numbers, because it is identified both by the car brand and by the electronics manufacturer. When matching the part, compare all the numbers. |
| What do the markings 957 in the listing mean? |
| They are markings of the version or type of the control unit. They help tell the units apart, but the full part number is what decides compatibility. |
| Does this control unit fit the 4.8 V8 engine? |
| According to the listing it does, but confirm this with the numbers from the original control unit, because a single model comes with different versions. |
| What condition is this control unit in? |
| It is a used original part, inspected before sale. You will find the warranty period in the product features table. |
If the numbers on your control unit differ from those given, write to us. We will check whether the right version is available in our range.