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 MANUALSAUDI2012A3 (8PA) L4-2.0L TURBO (CCTA)REPAIR AND DIAGNOSISLOCATIONSCONTROL MODULES IN REAR PART OF VEHICLEOVERVIEW OF CONTROL MODULES
2012 Audi A3 (8PA) L4-2.0L Turbo (CCTA)
Overview Of Control Modules
2012 Audi A3 (8PA) L4-2.0L Turbo (CCTA)SECTION Overview Of Control Modules
Control modules in rear part of vehicle
Overview of Control Modules
1 - Control modules in right luggage compartment
• Component: -J345- , -J393- , -J446- , -J791-
• Component Location => [ Component Location: ] Control Modules in Right Luggage Comp.
• Pin Arrangements of -J345- => [ Pin Arrangements: ] Control Modules in Right Luggage Comp.
• Pin Arrangements of -J393- => [ Pin Arrangements: ] Control Modules in Right Luggage Comp.
• Pin Arrangements of -J446- / -J791- => [ Pin Arrangements: ] Control Modules in Right Luggage Comp.
2 - Control modules in left luggage compartment
• Component: -J401- , -J415- , -R86- , -R146- , -R44-
• Component Location of -J401- => [ Component Location: ] Control Modules in Left Luggage Comp.
• Component Location of -J415- => [ Component Location: ] Control Modules in Left Luggage Comp.
• Component Location of -R86- => [ Component Location: ] Control Modules in Left Luggage Comp.
• Component Location of -R146- => [ Component Location: ] Control Modules in Left Luggage Comp.
• Component Location of -R44- => [ Component Location: ] Control Modules in Left Luggage Comp.
3 - All-Wheel Drive Control Module -J492-
• Component Location => [ ] Locations
• Pin Arrangements => [ Pin Arrangements: ] Locations
RENDER: 1.0x
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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.