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.
SUBFRAME Mount Control Module -J931-, Connector Views
2012 Audi A7SECTION SUBFRAME Mount Control Module -J931-, Connector Views
28-Pin Connector -T28- (B)
| T28 (B) | Designation |
|---|---|
| 53 | Terminal 30, from B321 Positive connection 7 (30a) in main wiring harness Fuse Panel F SF |
| 54 | Terminal 15, from B281 Positive connection 5 (15a) in main wiring harness Fuse Panel B SB |
| 55 | |
| 56 | Extended System CAN-Bus Low B109 CAN-Bus Extended Low Connection 1 (in main wiring harness) permitted with res |
| 57 | Extended System CAN-Bus High B108 CAN-Bus Extended High Connection 1 (in main wiring harness) |
| 58 | |
| 59 | RPM Signal of D130 Connection 28 (in engine compartment wiring harness) Engine Control Module (ECM) J623 to Digital Sound System Control Module J525 |
| 60 | |
| 61 | |
| 62 | |
| 63 | Ground Subframe mount sensor 1 G748 |
| 64 | |
| 65 | |
| 66 | Terminal 31, to 398 Ground Connection 33 (in main wiring harness) 379 Ground Connection 14 (in main wiring harness) 43 Ground Connection (on right lower A-pillar) |
| 67 | Terminal 30, from B321 Positive connection 7 (30a) in main wiring harness Fuse Panel F SF |
| 68 | Subframe mount actuator 1 N513 |
| 69 | Subframe mount actuator 2 N514 |
| 70 | 5 V output, to D129 Connection 27 (in engine compartment wiring harness) Subframe mount sensor 2 G749 Subframe mount sensor 1 G748 |
| 71 | Ground Subframe mount sensor 2 G749 |
| 72 | |
| 73 | |
| 74 | Subframe mount actuator 1 N513 |
| 75 | Subframe mount actuator 2 N514 |
| 76 | |
| 77 | |
| 78 | Signal Subframe mount sensor 1 G748 |
| 79 | Signal Subframe mount sensor 2 G749 |
| 80 | Terminal 31, to 398 Ground Connection 33 (in main wiring harness) 379 Ground Connection 14 (in main wiring harness) 43 Ground Connection (on right lower A-pillar) |
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.