mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

Engine Speed Sensor > < EGR Valve Position Sensor|Locations|Page 2619
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Electric Load Control Unit: Testing and Inspection

Engine Load Control Unit Inspection

1.  

Connect a voltmeter between the engine load control unit and ground.

2.  

Start the engine and check the terminal voltages as described in the chart below.

Engine Control Unit Terminal Voltages

Engine Speed Sensor > < EGR Valve Position Sensor|Locations|Page 2619