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

Mazda CX-5 Service & Repair Manual / Accessories / Storage / 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.

Panel Light Control Indicator Alarm

Purpose The panel light control indicator alarm notifies the driver that the panel light brightness is either at maximum or minimum. Function If the panel light control switch i ...

Seat Belt Warning Alarm

Purpose The seat belt warning alarm warns occupants that a seat belt is not fastened. Function The instrument cluster sounds the seat belt warning alarm based on the following C ...

Other materials:

Positive Crankcase Ventilation (PCV) System
Purpose, Outline Prevents release of blow-by gas (unburnt gas) into the atmosphere. The intake manifold vacuum introduces blow-by gas to the intake manifold via the PCV valve and the ventilation hose. System Diagram Structure The positive crankcase ventilation sys ...

Discharge Headlight System Inspection
WARNING: Incorrect servicing of the discharge headlights could result in electrical shock. Before servicing the discharge headlights, always refer to the service warnings.. Terminal layout Inspection procedure Step Inspection Actio ...

Transaxle Fluid Temperature (Tft) Sensor [Fw6 A EL, Fw6 Ax EL]
Purpose/Function The transaxle fluid temperature (TFT) sensor detects the ATF temperature in the oil pan. The transaxle fluid temperature (TFT) sensor signal is used for automatic shift control, TCC control, line pressure control, direct electric shift control, learning contr ...