Mazda 3 Service Manual: General

Lighting & Horn

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Auto Leveling Sensor Inspection

1. Disconnect the negative battery cable.. 2. Remove the auto leveling sensor.. 3. Connect the three dry cell batteries (1.5 V) in a series. 4. Connect auto leveling sensor terminal A to the ...

Other materials:

Oil Cooler Flushing [FS5 A EL]
NOTE: If the automatic transaxle is replaced, flush and inspect the oil cooler. When replacing the automatic transaxle, inspect the oil cooler together with flushing it using the following procedures, and with the oil cooler hose removed. 1. Disconnect the oil hose. 2. Set ...

Air Fuel Ratio (A/F) Sensor Inspection [Mzr 2.0, Mzr 2.5]
A/F Sensor Inspection 1. Connect the M-MDS to the DLC-2. 2. Switch the ignition to ON. 3. Warm up the engine to normal operating temperature. 4. Access the following PIDs using the M-MDS.. VSS (Vehicle speed) RPM (Engine speed) O2S11 (A/F sensor output current) ...

Heated Oxygen Sensor (HO2 S) Removal/Installation [Mzr 2.0, Mzr 2.5]
WARNING: A hot engine and exhaust system can cause severe burns. Turn off the engine and wait until they are cool before removing the exhaust system. 1. Remove the battery cover.. 2. Disconnect the negative battery cable.. 3. Disconnect the HO2S connector. 4. Remove the HO2S u ...