Electrical equipment of car engines Mazda 3 (BK)

General information about the engine electrical equipment
Fig. 2.67. Working components of the electrical equipment of the Mazda 3 engine: 1 – spark plug; 2 – generator; 3 – high voltage wire; 4 – ignition coil; 5 – starter; 6...

Charging system — description
Fig. 2.68. Generator: 1 – generator; 2 – generator heat-insulating screen; 3 – generator air duct As already mentioned, the charging system does not use a voltage...

Ignition coil — description
Fig. 2.70. Ignition coil: 1 – ignition coil – top view; 2 - secondary conclusions; 3 – ignition coil – side view; 4 – ignition coil; 5 – PCM block The ignition coil has...

Spark plug — description
An iridium spark plug is used. The central electrode has a diameter of 0.6 mm and is made of an iridium alloy. Fig. 2.71. Spark plug: 1 – iridium alloy; 2 – platinum tip...

Starter — description
Fig. 2.72. Starter electrical circuit: 1 – ignition switch; 2 – battery; 3 – holding winding; 4 – pull-in winding; 5 – electric motor The starter has a coaxial gearbox,...

Checking the ignition timing setting
Note: In normal cases, the ignition timing angle is not adjustable. To check the ignition timing angle setting, a specialist and a WDS device or its equivalent are...

Checking the idle speed
Turn off electrical consumers and warm up the engine. Start the engine. Maintain engine speed at approximately 3000 rpm until the cooling fans begin to operate. Release...

Checking the mixture composition at idle
1. Turn off electrical consumers and warm up the engine. Idling (l8 engine) Idling (lF engine, manual transmission model) Idling (lF engine, automatic transmission...

Removal and installation the ignition coil (diesel)
Fig. 2.337. Ignition system of a car with a Z6 engine: 1 – ignition coil; 2 – spark plug Removal and installation the ignition coil Removal Remove the battery cover....

Checking the ignition coil with built-in power switch
Remove the ignition coil connector. Measure the resistance between each terminal on the ignition coil connector. If the measured values do not match those specified in...

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Mazda3 BK (2003-2009)