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:

Control Valve Body Removal/Installation [FS5 A EL]
Primary Control Valve Body On-Vehicle Removal WARNING: A hot transaxle and ATF can cause severe burns. Turn off the engine and wait until they are cool. Using compressed air can cause dirt and other particles to fly out, causing injury to the eyes. Wear protective eyeglasses w ...

Filament Repair
1. Clean the filament using isopropyl alcohol. 2. Attach tape to both sides of the filament. 3. Using a small brush or marking pen, apply silver paint. 4. After 2—3 min, carefully remove the tape without damaging the applied area. CAUTION: Do not operate the rear window defro ...

Locking, Unlocking with Request Switch (With the advanced keyless function)
All doors and the liftgate can be locked/ unlocked by pressing the request switch on the front doors while the key is being carried. (5–door) The request switch on the liftgate can only be used to lock all doors and the liftgate. Front doors Liftgate (5-door Lock only) To lock To ...