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Mazda CX-5 Service & Repair Manual: Engine Coolant Temperature (ECT) Sensor

Mazda CX-5 Service & Repair Manual / Engine / Cooling / Engine Coolant Temperature (ECT) Sensor

Purpose/Function

Construction

ECT sensor No.1

ECT sensor No.2

Operation

ECT sensor characteristic


Fail-safe

ECT sensor No.1


DTC No.

Fail-safe function

P0117:00

  • Fixes the water temperature for the engine control at 40 °C {104 °F}, and for the idle air control at 80 °C {176 °F}.

  • Operates the cooling fan (high speed rotation).

  • Inhibits the fuel cut control during shift change.

P0118:00

  • Fixes the water temperature for the engine control at 40 °C {104 °F}, and for the idle air control at 80 °C {176 °F}.

  • Operates the cooling fan (high speed rotation).

  • Inhibits the fuel cut control during shift change.


ECT sensor No.2

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 ...

Fan Switch Inspection [Manual Air Conditioner]
1. Disconnect the negative battery cable.. 2. Remove the following parts: a. Shift lever knob (MTX). b. Glove compartment. c. Front console box. d. Shift panel. e. Upper panel. f. Rear c ...

Other materials:

Shift Lock System Inspection
Shift-Lock System Inspection 1. Switch the ignition ON (engine off). 2. Shift the selector lever to the P position. 3. Verify that the selector lever cannot be shifted from P to R position when the brake pedal is released. If it can be verified, go to the next step. If not as ...

Liftgate Side Trim Removal/Installation
1. Remove the liftgate upper trim.. 2. Remove the fastener A. 3. Take the shaded area shown in the figure, and pull the liftgate side trim in the direction of the arrow (1) while detaching clips B. 4. Take the shaded area shown in the figure, detach tabs C while pulling the liftgate si ...

Ion Sensor Inspection
DTC Inspection 1. Connect the M-MDS to the DLC?2. 2. Perform the DTC inspection using the M-MDS.. If any DTC related to the ignition coil/ion sensor is present, repair the malfunctioning location according to the applicable DTC troubleshooting.. Visual Inspection NOTE: B ...

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