Mazda CX-5 Service & Repair Manual: Heater Hose Removal/Installation
With Water Temperature Sensor
1. Remove the battery..
2. Drain the engine coolant..
3. Remove the insulator.
4. Remove the clips and remove the heater hose.
5. Remove the heater hose.
6. Install in the reverse order of the removal.
7. Inspect for engine coolant leakage..
Without Water Temperature Sensor
1. Remove the battery..
2. Drain the engine coolant..
3. Remove the insulator.
4. Remove the clips and remove the heater hose.
5. Install in the reverse order of the removal.
6. Inspect for engine coolant leakage..
Heater Core Inspection
1. Inspect the heater core for damage, cracks, and water leakage.
If there is any malfunction, replace the heater core.
2. Visually inspect the fins for bending.
If there is any ...
Rear Heat Duct Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Decoration panel.
b. Shift lever knob (MTX).
c. Front console box.
d. Shift panel.
e. Upper panel.
f. Rear co ...
Other materials:
Positive Crankcase Ventilation (PCV) Valve Inspection
Airflow Inspection
1. Disconnect the section (A) of ventilation hose shown in the figure.
2. Start the engine and verify that vacuum is applied to the end of the disconnected
ventilation hose while the engine is idling.
If vacuum is not applied to the ventilation hose, perform the p ...
All Wheel Drive System
Outline
The electronic all-wheel drive (AWD) control system automatically and optimally
controls drive torque distribution for the front and rear wheels. Due to this
off-road mobility and driving stability are improved.
Based on the input signals from each sensor, the AWD contro ...
Main Relay Control [Skyactiv G 2.0]
Outline
Supplies power to each part by switching the main relay on/off at the optimal
timing according to the vehicle conditions.
Block Diagram
Operation
When the ignition is switched ON, the main relay turns on and electrical
power is supplied to each sensor and devic ...
