Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSAUDI2025Q5 SPORTBACK PRESTIGEREPAIR AND DIAGNOSIS (SINGLE PAGE)ELECTRICALCOMPONENT LOCATIONSCOMPONENT LOCATIONS: CONTROL MODULES IN FRONT PART OF VEHICLECOMPONENT LOCATIONS: CONTROL MODULES IN FRONT PART OF VEHICLEENGINE CONTROL MODULE (ECM) -J623- COMPONENT LOCATION AND CONNECTOR END VIEWENGINE CONTROL MODULE (ECM) -J623-, 315-PIN
2025 Audi Q5 Sportback Prestige
Engine Control Module (ECM) -J623-, 315-PIN
2025 Audi Q5 Sportback PrestigeSECTION Engine Control Module (ECM) -J623-, 315-PIN
Component Location
In engine compartment, left.
- 1 - Engine Control Module (ECM) -J623-
- A -
56-Pin Connector -T56d-, black
- Contact carrier colour: purple
- B -
56-Pin Connector -T56c-, black
- Contact carrier colour: blue
- C -
56-Pin Connector -T56b-, black
- Contact carrier colour: white
- D -
56-Pin Connector -T56a-, black
- Contact carrier colour: black
- E - 91-Pin Connector -T91-, black
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.