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 |
Crankshaft Position (CKP) Sensor
Purpose/Function
Detects the crankshaft speed as basic information for mainly determining
the fuel injection timing and ignition timing.
Detects the crankshaft speed and inputs it to ...
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:
Keyless Warning Alarm
Purpose
The keyless warning alarm notifies the driver that the remote transmitter
cannot be verified or the steering lock cannot be released.
Function
When the instrument cluster receives the keyless warning alarm request signal
sent from the start stop unit via the CAN sig ...
Tachometer
Purpose
The tachometer notifies the driver of the engine speed.
Function
The instrument cluster controls the tachometer needle based on the engine
speed signal from the PCM and displays the engine speed per minute.
Construction
An analog needle display tachometer ...
Underbody Dimensions [Dimensions]
NOTE:
The following figure is a bottom view.
Point symbol
Designation
Hole diameter or bolt or nut size mm {in}
A
Front crossmember installation hole
?24 {0.94}
B
Fro ...
