#
PCM FUNCTION

BHE014018880T01

## Function List

• The control descriptions are as shown below.

Function | Description
--- | ---
Main relay control | Turns on the main relay according to requests from the controls, even when the ignition switch is off.
Drive-by-wire control | Controls the drive-by-wire actuator to obtain the optimum throttle valve opening angle according to the engine operation conditions.
Drive-by-wire relay control | Controls the drive-by-wire relay according to the ignition switch signal.
Sequential dynamic air intake system (S-DAIS) control | Controls the VFAD solenoid valve (13B-MSP (High Power)), SSV solenoid valve, VDI solenoid valve, and APV motor (13B-MSP (High Power)) according to the engine speed condition.
Fuel injection control | Calculates the optimum fuel injection amount according to the engine conditions, and controls injection time and injection timing of the injector.
Fuel pump control | Controls the fuel pump relay according to the eccentric shaft position sensor signal.
Fuel pump speed control | Controls fuel pump speed control relay according to the fuel amount required by the engine.
Ignition timing control | Controls timing of the energization applied to the ignition coils according to the engine conditions.
Secondary air injection control | Controls the secondary air injection solenoid valve and secondary air injection pump relay at startup with the cold engine.
Metering oil pump control | Controls the stepping motor in the metering oil pump according to the engine conditions.
Evaporative purge control | Controls the purge solenoid valve according to the driving condition.
HO2S heater control | Controls the HO2S heater when cold.
A/C cut-off control | Controls the A/C relay according to the driving condition.
Electrical fan control | Controls the cooling fan relays No.1 and No.2/No.3 according to the engine conditions.
Generator control | Controls the energization applied to the generator field coil according to the engine operation and electrical load conditions.
Controller area network | Communicates with the EPS control module, TCM (AT), keyless unit, instrument cluster, DSC HU/CM, Steering angle sensor and DLC-2 via the CAN.