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.
EVAP System Leak Detection Pump - Mazda6, Miata & MPV
EVAP system leak detection pump pressurizes emission system by pumping air to check clogging and leakage in the emission system. PCM monitors EVAP system leak detection pump load current while evaporative leak monitor is operating. EVAP system leak detection pump is located by fuel tank. Canister Drain Cut Valve (CDCV) is not used with this system.
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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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.