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:

Oil Cooler Removal/Installation [Mzr 2.0, Mzr 2.5]
WARNING: Hot engines and engine oil can cause severe burns. Turn off the engine and wait until it and the engine oil have cooled. A vehicle that is lifted but not securely supported on safety stands is dangerous. It can slip or fall, causing death or serious injury. Never work ...

Boost Air Temperature Sensor Inspection [Mzr 2.3 Disi Turbo]
Resistance Inspection NOTE: Because the boost air temperature sensor is integrated in the MAP sensor, replacing the boost air temperature sensor includes replacement of the MAP sensor/boost air temperature sensor. 1. Remove the battery cover.. 2. Disconnect the negative batter ...

Climate Control Unit Inspection [Full Auto Air Conditioner]
1. Remove the climate control unit with the connector connected.. 2. Switch the ignition to ON. 3. Connect the negative (-) lead of the tester to body ground. 4. By inserting the positive (+) lead of the tester into each climate control unit terminal, measure the voltage according to the ter ...