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
Multiplex Communication SystemHigh Pressure Fuel Pump Inspection
NOTE:
The following vacuum values are indicated by relative pressure from the fuel
pressure sensor.
1. Verify that the fuel pressure sensor is normal..
2. Connect the M-MDS to the DLC-2.
3. Switch the ignition ON (engine off).
4. Select the “FUEL_PRES”, “LOAD” and “R ...
Active Command Modes Inspection [Front Body Control Module (Fbcm)]
1. Connect the M-MDS to the DLC-2.
2. After the vehicle is identified, select the following items from the initialization
screen of the M-MDS.
a. Select “DataLogger”.
b. Select “Modules”.
c. Select “F_BCM”.
3. Select the active command modes from the PID table.
4. Perform t ...
Front Heat Duct Removal/Installation
1. Disconnect the negative battery cable..
2. Remove the following parts:
a. Dashboard under cover.
b. Side wall.
c. Glove compartment.
3. Detach the tab and remove the front heat duct.
LH
RH
4. Install in the reverse order of removal. ...