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.
2017 Infiniti QX50 AWDFACTORY OEM SERVICE PROCEDURE
AWD Models
| 1. | Low brake | 2. | Drum support | 3. | Reverse brake |
| 4. | Direct clutch | 5. | High and low reverse clutch | 6. | 2nd one-way clutch |
| 7.*1 | Rear carrier | 8. | Mid carrier | 9. | Input clutch |
| 10.*2 | Front sun gear | 11.*3 | Front carrier | 12. | Under drive carrier |
| 13. | 1st one-way clutch | 14. | Front brake | 15. | 2346 brake |
| 16.*4 | Input shaft | 17. | Torque converter | 18. | Oil pump |
| 19.*2 | Under drive sun gear | 20.*3 | Under drive internal gear | 21.*4 | Front internal gear |
| 22. | Mid sun gear | 23.*1 | Mid internal gear | 24. | Rear sun gear |
| 25. | Rear internal gear | 26. | High and low reverse clutch hub | 27. | Control valve & TCM |
| 28. | Parking gear | 29. | Adapter case | 30. | Output shaft |
| *1: 7 and 23 are one unit. | |||||
| *2: 10 and 19 are one unit. | |||||
| *3: 11 and 20 are one unit. | |||||
| *4: 16 and 21 are one unit. | |||||
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.