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.
2012 Infiniti FX50FACTORY OEM SERVICE PROCEDURE
Component Description
| Component | Reference |
|---|---|
| BCM | SYSTEM DESCRIPTION |
| Push-button ignition switch | B261A PUSH-BUTTON IGNITION SWITCH |
| Door switch | DOOR SWITCH |
| A/T shift selector (detention switch) | B2601 SHIFT POSITION |
| Inside key antenna | B2621 INSIDE ANTENNA |
| Remote keyless entry receiver | REMOTE KEYLESS ENTRY RECEIVER |
| Stop lamp switch | B2555 STOP LAMP |
| Starter relay | B2608 STARTER RELAY |
| Starter control relay | B2560 STARTER CONTROL RELAY |
| Security indicator lamp | SECURITY INDICATOR LAMP |
| Key warning lamp | KEY WARNING LAMP |
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.
Rather have a pro handle this?
A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.
Comes to youSame-day available12-month warranty
Get a Free QuoteNo obligation. See pricing before you book.