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.
2009 Infiniti FX50FACTORY OEM SERVICE PROCEDURE
Security Control System
SECURITY CONTROL SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| DTC U1000 | CAN COMM CIRCUIT |
| DTC U1010 | CONTROL UNIT (CAN) |
| DTC P1610 | LOCK MODE |
| DTC P1611 | ID DISCORD, IMMU-ECM |
| DTC P1612 | CHAIN OF ECM-IMMU |
| DTC P1614 | CHAIN OF IMMU-KEY |
| DTC P1615 | DIFFERENCE OF KEY |
| DTC B2190 | NATS ANTENNA AMP. |
| DTC B2191 | DIFFERENCE OF KEY |
| DTC B2192 | ID DISCORD, IMMU-ECM |
| DTC B2193 | CHAIN OF ECM-IMMU |
| DTC B2013 | ID DISCORD, IMMU-STRG |
| DTC B2014 | CHAIN OF STRG-IMMU |
| DTC B2555 | STOP LAMP |
| DTC B2556 | PUSH-BUTTON IGNITION SWITCH |
| DTC B2557 | VEHICLE SPEED |
| DTC B2560 | STARTER CONTROL RELAY |
| DTC B2601 | SHIFT POSITION |
| DTC B2602 | SHIFT POSITION |
| DTC B2603 | SHIFT POSITION STATUS |
| DTC B2604 | PNP SWITCH |
| DTC B2605 | PNP SWITCH |
| DTC B2606 | STEERING LOCK RELAY |
| DTC B2607 | STEERING LOCK RELAY |
| DTC B2608 | STARTER RELAY |
| DTC B2609 | STEERING STATUS |
| DTC B260B | STEERING LOCK UNIT |
| DTC B260C | STEERING LOCK UNIT |
| DTC B260D | STEERING LOCK UNIT |
| DTC B260F | ENGINE STATUS |
| DTC B26E1 | NO RECEPTION OF ENGINE STATUS SIGNAL |
| DTC B26E9 | STEERING STATUS |
| DTC B26EA | KEY REGISTRATION |
| DTC B2612 | STEERING STATUS |
| DTC B2617 | STARTER RELAY CIRCUIT |
| DTC B2619 | BCM |
| DTC B261A | PUSH-BUTTON IGNITION SWITCH |
| DTC B261E | VEHICLE TYPE |
| DTC B2108 | STEERING LOCK RELAY |
| DTC B2109 | STEERING LOCK RELAY |
| DTC B210A | STEERING LOCK CONDITION SWITCH |
| DTC B210B | STARTER CONTROL RELAY |
| DTC B210C | STARTER CONTROL RELAY |
| DTC B210D | STARTER RELAY |
| DTC B210E | STARTER RELAY |
| DTC B210F | PNP/CLUTCH INTERLOCK SWITCH |
| DTC B2110 | PNP/CLUTCH INTERLOCK SWITCH |
Factory Service Tools
Use the Manual With the Right Hardware
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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.
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