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.
2008 Infiniti M45 BaseFACTORY OEM SERVICE PROCEDURE
Lighting System DTCS
LIGHTING SYSTEM DIAGNOSTIC TROUBLE CODES (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| DTC U1000 | CAN COMM CIRCUIT |
| DTC U1010 | CONTROL UNIT (CAN) |
| DTC B2503 | SWIVEL ACTUATOR RH |
| DTC B2504 | SWIVEL ACTUATOR LH |
| DTC B2514 | HI SEN UNUSUAL RR |
| DTC B2515 | ST ANG SEN SIG |
| DTC B2516 | SIFT SIG [P,R] |
| DTC B2517 | VEHICLE SPEED SIG |
| DTC B2518 | HEADLAMP SIG |
| DTC B2519 | LEVELIZER CALIB |
| DTC B2520 | ST ANGLE SEN CALIB |
| DTC B2521 | ECU CIRC |
| DTC B2522 | ECM SIG |
| DTC B2523 | AFS SIG |
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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