Mazda 3 Service Manual: Cooling

Vehicle Speed Sensor (VSS) Removal/Installation [FS5 A EL]

CAUTION: If foreign materials are stuck to the sensor, disturbance by magnetic flux can cause sensor output to be abnormal and thereby negatively affect control. Make sure that foreign m ...

Coolant Reserve Tank Removal/Installation [Mzr 2.0, Mzr 2.5]

WARNING: Never remove the cooling system cap or loosen the radiator drain plug while the engine is running, or when the engine and radiator are hot. Scalding engine coolant and steam may ...

Other materials:

EGR Valve Removal/Installation [Mzr 2.0, Mzr 2.5]
1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Drain the engine coolant from the radiator.. 4. Remove the air cleaner and the air hose as a single unit.. 5. Remove the radiator hose (upper, engine side).. 6. Disconnect the EGR valve connector. 7. Remove in th ...

Scheduled Maintenance (U.S.A., Canada, and Puerto Rico)
Follow Schedule 1 if the vehicle is operated mainly where none of the following conditions (severe driving conditions)apply. Repeated short-distance driving Driving in dusty conditions Driving with extended use of brakes Driving in areas where salt or other corrosive materials are used ...

Intermediate Sensor Inspection [FS5 A EL]
On-Vehicle Inspection 1. Inspect the power supply circuit for the intermediate sensor. a. Set the battery component (ex: battery, battery tray and PCM component) out of the way. b. Disconnect the intermediate sensor connector. c. Switch the ignition to ON (engine off). d. Measure the ...