System Description

The fuel pump control module (FPCM) controls the discharging volume of the fuel pump by the FPCM control signals (Low/Mid/High) depending on driving conditions.

Conditions	Amount Of Fuel Flow	Supplied Voltage
For 1 second after turning ignition switch ON	Low	Approximately 8.5 V
Engine cranking Engine coolant temperature is below 10°C (50°F) Engine is running under high load and high speed conditions	High	Battery voltage 12 V
Except the above	Mid	Approximately 10 V