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 M35hFACTORY OEM SERVICE PROCEDURE
Security Control System DTCS
SECURITY CONTROL SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| DTC P1610 | LOCK MODE |
| DTC P1611 | ID DISCORD, IMMU-ECM |
| DTC P1612 | CHAIN OF ECM-IMMU |
| DTC B2192 | ID DISCORD, IMMU-ECM |
| DTC B2193 | CHAIN OF ECM-IMMU |
| DTC B2195 | ANTI-SCANNING |
| DTC B2196 | DONGLE UNIT |
| DTC B2198 | NATS ANTENNA AMP. |
| DTC B2013 | STEERING LOCK UNIT |
| DTC B2014 | CHAIN OF STRG-IMMU |
| DTC B2555 | STOP LAMP |
| DTC B2556 | PUSH-BUTTON IGNITION SWITCH |
| DTC B2557 | VEHICLE SPEED |
| DTC B2601 | SHIFT POSITION |
| DTC B2602 | SHIFT POSITION |
| DTC B2603 | SHIFT POSITION |
| DTC B2604 | SHIFT POSITION |
| DTC B2609 | STEERING STATUS |
| DTC B260B | STEERING LOCK UNIT |
| DTC B260C | STEERING LOCK UNIT |
| DTC B260D | STEERING LOCK UNIT |
| DTC B2612 | STEERING STATUS |
| DTC B2617 | READY SIGNAL CIRCUIT |
| DTC B2619 | BCM |
| DTC B261E | VEHICLE TYPE |
| DTC B26E9 | STEERING STATUS |
| DTC B26EF | STEERING LOCK RELAY |
| DTC B26F0 | STEERING LOCK RELAY |
| DTC B26F5 | STEERING LOCK STATUS SWITCH |
| DTC B26F7 | BCM |
| DTC B26FC | KEY REGISTRATION |
| DTC B2108 | STEERING LOCK RELAY |
| DTC B2109 | STEERING LOCK RELAY |
| DTC B210A | STEERING LOCK UNIT |
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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