Mazda CX-5 Service & Repair Manual: Power Steering Malfunction Indicator Light
Purpose
-
The power steering malfunction indicator light warns the driver that there is a malfunction with the electric power steering (EPS) system.
Function
-
If there is a malfunction in the EPS system, the power steering malfunction indicator light illuminates.
-
If the EPS system and CAN lines are normal, it illuminates when the ignition is switched ON (engine off), and turns off after the engine is started.
Construction
-
The power steering malfunction indicator light is built into the instrument cluster.
Operation
-
EPS system malfunction detection
-
If the EPS control module (CM) detects a system malfunction, it sends a power steering malfunction indicator light illumination on request signal to the instrument cluster via CAN.
-
The instrument cluster illuminates the power steering malfunction indicator light when it receives a power steering malfunction indicator light illumination on request signal.
-
Initial check
-
If the EPS system and CAN lines are normal, it illuminates when the ignition is switched ON (engine off), and turns off after the engine is started. If there is a system malfunction, the power steering malfunction indicator light illuminates.
Fail-safe
-
Function not equipped.
Oil Control Valve (OCV) [Skyactiv G 2.0]
Purpose, Function
The OCV switches the oil passage to the hydraulic variable valve timing actuator
to control the opening/closing period of the exhaust valve.
Construction
The O ...
Pressure Control Valve Inspection [Skyactiv G 2.0]
1. Remove the pressure control valve assembly..
CAUTION:
Do not apply a pressure 36 kPa {0.37 kgf/cm2, 5.2 psi} or more. Doing so
will damage the pressure control valve and evaporative ho ...
Other materials:
Engine Oil Pressure Warning Light
Purpose
The engine oil pressure warning light warns the driver that the engine oil
level is insufficient.
Function
When the instrument cluster receives the engine oil pressure warning light
request signal sent from the PCM via the CAN signal, it illuminates the engine
oi ...
Windshield Wiper Motor
Purpose
The windshield wiper motor transmits rotation force to the windshield wiper
link to operate the windshield wiper arms and blades.
Function
The windshield wiper motor operates using the current from the front body
control module (FBCM) which is input according to the ...
Cooling Fan Relay [Skyactiv G 2.0]
Purpose, Function
The cooling fan relay operates by receiving the signal from the PCM to supply
power to the cooling fan motor.
Construction
The cooling fan relay is installed on the relay and fuse block.
Operation
The contact point is on when the battery vo ...
