Mazda CX-5 Service & Repair Manual: Main Relay Control [Skyactiv G 2.0]

Mazda CX-5 Service & Repair Manual / Electrical / Data Network / Main Relay Control [Skyactiv G 2.0]

Outline

Supplies power to each part by switching the main relay on/off at the optimal timing according to the vehicle conditions.

Block Diagram

Operation

When the ignition is switched ON, the main relay turns on and electrical power is supplied to each sensor and device.
When the ignition is switched off from ON, an on-request signal is received from each control (such as drive-by-wire control, electric variable valve timing control) and the main relay turns on for a specified period.

Front Body Control Module (Fbcm) Removal/Installation

CAUTION: If configuration is not performed when the front body control module (FBCM) is replaced with a new one, the vehicle specification information is not stored in the front body con ...

Multiplex Communication System

A controller area network (CAN) system has been adopted in which multiplex communication is performed using a single communication path. A high-speed controller area network (HS-CAN) ...

Other materials:

Front Body Control Module (Fbcm)
Outline Located at the front of the vehicle, the front body control module (FBCM) performs numerous system controls for functions at the front of the vehicle. Function The front body control module (FBCM) controls the system based on the input/output signals. The fu ...

Hydraulic Pressure Control System Outline [Fw6 A EL, Fw6 Ax EL]
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Front Body Control Module (Fbcm) Configuration (Using As Built Data)
NOTE: If the configuration is performed using As-Built data, the set value of the personalization function is reset to the initial value (condition when shipped from factory). Verify the set value with the customer and perform the personalization function setting after performing th ...