🔌 MaxiECU FCA Bypass – Full access to advanced diagnostics for the FCA group
MaxiECU FCA Bypass is a brand new solution for cars from the FCA group:
Alfa Romeo, Chrysler, Dodge, Fiat, Jeep, Lancia, and RAM.
It unlocks advanced diagnostic functions that are blocked by the car's Security Gateway Module (SGW/SGM), allowing you to perform actions that normally require authorized and expensive original tools.
✅ Unlocked functions
💡 Advantages compared to other SGW adapters
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One-time installation – connect once and then perform diagnostics as if the SGW/SGM didn't exist
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No repeated disconnections and reconnections – saves time and reduces wear on connectors
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Preserves original SGW visibility – avoids creating new fault codes, which is important for advanced proxy functions
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All MaxiECU 3 functions available directly after installation
Perfect for both private users and workshops who want to streamline diagnostics on FCA vehicles and offer faster service to returning customers.
ℹ What is the Security Gateway Module (SGW/SGM)?
SGW/SGM is a factory-installed security module in FCA vehicles that limits diagnostics to reading only basic data (e.g., control unit information, fault codes, VIN).
To perform advanced diagnostics, either authorized equipment with FCA access or a bypass solution like MaxiECU FCA Bypass is required.
🔧 Installation
Installation is similar to standard 12+8-pin bypass adapters, but with the MaxiECU FCA Bypass, you only need to do it once:
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Locate the car's original 12-pin and 8-pin connectors for the SGW/SGM module.
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Most commonly on the passenger side, near the glove compartment or behind the radio.
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Can also be found behind the fuse box.
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Connect one end of the MaxiECU FCA Bypass to these connectors.
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Connect the other end to where the original connectors were located.
After this, you use the OBD2 port as usual for all diagnostics – without extra steps.
📦 Specifications
| Property |
Detail |
| Type |
FCA SGW/SGM Bypass Adapter |
| Compatibility |
Alfa Romeo, Chrysler, Dodge, Fiat, Jeep, Lancia, RAM |
| Installation |
Permanent, one-time installation |
| Functions |
Full access to advanced diagnostics and coding |
| Cable |
Flexible, durable, interference-protected |
| Security |
Protection against interference and stable data transmission |
❓ Frequently Asked Questions (FAQ)
🚗 Do I need to disconnect the adapter after each diagnosis?
No, the installation is done once, and then the diagnostic tool is used directly via the OBD2 port.
🛠 Which diagnostic functions will I get access to?
All functions that the MaxiECU 3 software offers for your vehicle, including coding, proxy adaptations, actuator tests, and clearing fault codes.
⚡ Is it safe for the car?
Yes, it is tested and features interference protection and preserves SGW visibility to avoid unnecessary fault codes.
🏭 Does it fit all FCA cars?
It is designed for FCA vehicles equipped with SGW/SGM and a 12+8-pin connection.
🔧 Summary
MaxiECU FCA Bypass is the convenient, permanent solution for unlocking advanced diagnostics on FCA cars. With one-time installation and full access to all MaxiECU 3 functions, you save both time and money – and avoid wear on connectors.
👉 Order your FCA Bypass today at felkodslasare.se and get full control over your FCA diagnostics!