
Diagnostic procedure


No.27 constant voltage
Intermittent concern troubleshootingMazda 6 Service Manual: Engine coolant temperature (ect) sensor inspection
Note
Perform the following inspection only when directed.
ECT Sensor Resistance Inspection
1. Drain the engine coolant. (See COOLING SYSTEM SERVICE WARNINGS.)
2. Remove the ECT sensor (located above the starter).
3. Place the ECT sensor in water with a thermometer, and heat the water
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Mazda 6 Service Manual: Climate control unit wire adjustment
Air Mix Wire
1. Set the temperature control dial at max cold.
2. Set the air mix link to max cold in the direction shown by the arrow and
insert a screwdriver at the set hole.
3. Connect the air mix wire to air mix link.
4. Clamp the air mix wire to wire clamp.
5. Verify that the temperatur ...