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.
2004 Infiniti Q45FACTORY OEM SERVICE PROCEDURE
6. Check For EVAP Leak
With CONSULT-II
- Turn ignition switch ON.
- Select "EVAP SYSTEM CLOSE" of "WORK SUPPORT" mode with CONSULT-II.
- Touch "START" and apply pressure into the EVAP line until the pressure indicator reaches the middle of the bar graph.NOTE:
- Never use compressed air or a high pressure pump.
- Do not exceed 4.12 kPa (0.042 kg/cm2 , 0.6 psi) of pressure in the system.
Factory Service Tools
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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.