Mazda CX-5 Service & Repair Manual: Heater Core
Purpose
-
The heater core heats passing air.
Function
-
A portion of the engine coolant is taken into the heater core to heat the air passing through the heater core.
Construction
-
The heater core consists of a tube which passes engine coolant, and the heat radiation fin.
Operation
-
The engine coolant warmed by the engine heat is sent to the heater core.
-
The air blown by the blower motor is warmed up by heat exchange when it passes through the heat radiation fin of the heater core.
Fail-safe
-
Function not equipped.
Heated Oxygen Sensor (HO2 S) Heater Control [Skyactiv G 2.0]
Outline
Based on the control of the HO2S heater, a stabilized oxygen concentration
is detected even at low exhaust temperatures, and feedback control of fuel injection
even at cold engine ...
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 ...
Other materials:
Control Valve Body Removal/Installation [Fw6 A EL, Fw6 Ax EL]
On-Vehicle Removal
WARNING:
A hot transaxle and ATF can cause severe burns. Turn off the engine and wait
until they are cool.
Using compressed air can cause dirt and other particles to fly out, causing
injury to the eyes. Wear protective eyeglasses whenever using compressed ai ...
Bsm Indicator Light Does Not Flash While Under Bsm Indicator Light Flashing
Conditions (With Combination Switch Operation (Turn Signal Switch)) [Blind Spot
Monitoring (Bsm)]
Description
BSM indicator light does not flash while under BSM indicator light-flashing
conditions (with combination switch operation (turn signal switch))
The BSM indicator light does not flash or illuminate continuously,
but the cond ...
Clutch Disc Inspection [C66 M R]
Operation Inspection
1. Inspect the lining surface for discoloration and grease adhesion.
2. Inspect the torsion spring for weakness and the rivets for looseness.
3. Using a vernier caliper, measure the depth between the lining surface and
the rivet head.
Minimum clutch disc thicknes ...
