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.
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HOMESERVICE MANUALSMAZDA20066 I, 4D SEDAN, AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMSYMPTOM TROUBLESHOOTING [ENGINE CONTROL SYSTEM L3)INTERMITTENT CONCERN TROUBLESHOOTINGWATER SPRINKLING METHOD
2006 Mazda 6 i, 4D Sedan, Automatic
Water Sprinkling Method
2006 Mazda 6 i, 4D Sedan, AutomaticSECTION Water Sprinkling Method
If malfunction occurs only during high humidity or rainy/snowy weather, perform the following steps:
CAUTION:
- Indirectly change the temperature and humidity by spraying water onto the front of the radiator.
- If a vehicle is subject to water leakage, the leakage may damage the control module. When testing a vehicle with a water leakage problem, special caution must be used.
- Connect WDS or equivalent to DLC-2 if you are inspecting sensors or switches.
- Turn ignition switch to ON position (Engine off).NOTE:
- If engine starts and runs, perform the following steps at idle.
- Access PIDs for sensor or switch if you are inspecting sensors or switches.
- If you are inspecting the switch, turn it on manually.
- Spray water onto the vehicle or run it through a car wash.
- If PID value is unstable or malfunction occurs, repair or replace part if necessary.
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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.