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.
2003 Infiniti Q45FACTORY OEM SERVICE PROCEDURE
BARTEC TPMS Reset Procedure
- Locate the TPMS connector, which is a white square connector, behind the OBDII port.
- Turn the vehicle to the ON position.
- Wait for all the lights to come on and then go off.
- Using jumper wire, touch one end to the TPMS pin in the TPMS connector and touch the other end to the DLC metal bracket on/off 5-6 times within 10 seconds.
- Read all 4 sensors with tool.
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.