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:
Transaxle Range Sensor [Fw6 A EL, Fw6 Ax EL]
Purpose/Function
The transaxle range sensor detects the position of the manual valve and selector
lever.
The transaxle range sensor signal is used for automatic shift control, manual
shift control, TCC control, line pressure control, direct electric shift control,
learning co ...
Blind Spot Monitoring (Bsm) Off Indicator Light
Purpose
The BSM OFF indicator light informs the driver that the Blind Spot Monitoring
(BSM) system is turned off or there is a malfunction in the system.
Function
The instrument cluster illuminates the BSM OFF indicator light based on the
BSM system off signal sent via a CA ...
Judder Upon Torque Converter Clutch (TCC) Operation [Fw6 A EL, Fw6 Ax EL]
TROUBLESHOOTING ITEM
Judder upon torque converter clutch (TCC) operation
DESCRIPTION
Vehicle jolts when TCC is engaged.
POSSIBLE CAUSE
Signal malfunction
APP ...
