Mazda CX-5 Service & Repair Manual: Engine Coolant Temperature (ECT) Sensor Inspection
Resistance Inspection
WARNING:
-
When the engine is hot, it can badly burn. Turn off the engine and wait until it is cool before removing the ECT sensor.
ECT Sensor No.1
1. Remove the ECT sensor No.1..
2. Place the ECT sensor No.1 in water with a thermometer, and heat the water gradually.
3. Measure the resistance between ECT sensor No.1 terminals A and B.
-
If not as specified, replace the ECT sensor No.1..
|
ECT (°C {°F}) |
Resistance (Kilohms) |
|
20 {68} |
Approx. 2.45 |
|
80 {176} |
Approx. 0.318 |
ECT Sensor No.2
1. Remove the ECT sensor No.2..
2. Place the ECT sensor No.2 in water with a thermometer, and heat the water gradually.
3. Measure the resistance between ECT sensor No.2 terminals A and B.
-
If not as specified, replace the ECT sensor No.2..
|
ECT (°C {°F}) |
Resistance (Kilohms) |
|
20 {68} |
Approx. 2.45 |
|
80 {176} |
Approx. 0.318 |
Engine Coolant Replacement
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 ...
Engine Coolant Temperature (ECT) Sensor Removal/Installation
WARNING:
When the engine is hot, it can badly burn. Turn off the engine and wait until
it is cool before removing the ECT sensor.
ECT Sensor No.1
1. Disconnect the negative battery c ...
Other materials:
Barometric Pressure (Baro) Sensor Inspection
Voltage Inspection
NOTE:
Because the BARO sensor is integrated in the PCM, replacing the BARO sensor
includes replacement of the PCM.
1. Connect the M-MDS to the DLC?2.
2. Switch the ignition ON (engine off or on).
3. Verify that the BARO sensor output voltage (PID: BARO) is wi ...
Front Seat Removal/Installation
WARNING:
Handling a side air bag improperly can accidentally operate (deploy) the
air bag, which may seriously injure you. Read the service warnings/cautions
in the Workshop Manual before handling the front seat (side air bag integrated)..
If the sliding mechanisms on both side ...
A/C Compressor Control [Full Auto Air Conditioner]
Purpose
The A/C compressor control switches the A/C compressor on/off according to
the vehicle environment.
Function
The A/C compressor control turns the A/C compressor on/off based on the climate
control unit operation and signals from each sensor.
The A/C compress ...
