Fuel Pump Relay Control - Mitsubishi 2013 Outlander Service Manual

Battery
Engine control
relay
ETACS-ECU
Fuel pump
and gauge
unit
When current flows through the fuel pump relay, the
relay turns ON and the fuel pump is driven. The fuel
pump relay is built into the ETACS-ECU. When the
ignition switch-ST signal is input, engine-ECU turns
ON the power transistor for control of the fuel pump
MULTIPOINT FUEL INJECTION (MPI)

FUEL PUMP RELAY CONTROL

FUEL PUMP RELAY CONTROL
OFF
ON
To engine-ECU
OFF
ON
M
Engine-ECU
LOCK
Ignition switch
ST
ACC
IG1
IG2
Fuel pump
relay
Fuel pump
relay control
relay. As a result, power is supplied to the fuel pump.
Also, if engine speed falls below a set value, the fuel
pump relay is turned OFF. Thus, it deals with sudden
stoppages such as engine stalling etc. by stopping
the pump.
13A-37
M2132006500769
Ignition switch-ST
Crank angle sensor
AK700635 AB