Mazda CX-5 Service & Repair Manual: Power Steering Malfunction Indicator Light

Mazda CX-5 Service & Repair Manual / Steering / Linkage, Power / 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:

Cooling Fan Motor Removal/Installation
WARNING: Never remove the cooling system cap or loosen the radiator drain plug while the engine is running, or when the engine and radiator are hot. Scalding engine coolant and steam may shoot out and cause serious injury. It may also damage the engine and cooling system. Tu ...

Oil Pressure Inspection
WARNING: Hot engines and engine oil can cause severe burns. Turn off the engine and wait until it and the engine oil have cooled. A vehicle that is lifted but not securely supported on safety stands is dangerous. It can slip or fall, causing death or serious injury. Never work ...

Car Navigation System Does Not Operation [Car Navigation System]
Possible DTC Even if the map screen is touched, the car-navigation system cannot be operated POSSIBLE CAUSE Audio unit malfunction (bad LCD panel) Car-navigation unit malfunction Diagnosti ...