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 Acura MDX TouringFACTORY OEM SERVICE PROCEDURE
Fuel System Monitor & Readiness Code
- This code is always set to available because fuel system is continuously monitored during closed loop operation.
- Monitoring pauses when catalytic converter, EVAP control system and A/F sensor monitors are active.
- Monitoring pauses when any related enable criteria are not being met. Monitoring resumes when enable criteria are again being met.
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.