ENGINE PERFORMANCE – Mitsubishi Galant ES 2003 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

2.4L

2.4L, Engine Performance Wiring Diagram (1 of 3) for Mitsubishi Galant ES 2003

List of elements for 2.4L, Engine Performance Wiring Diagram (1 of 3) for Mitsubishi Galant ES 2003:

• (on engine compt relay box) mfi relay
• (on rear of cylinder head) camshaft position sensor
• (rear of intake manifold)
• A/c system
• C39
• C40
• Capacitor (on top front of engine)
• Dedicated fuse 9 20a
• Egr solenoid valve
• Engine compartment relay box (left side of engine compt)
• Engine speed detection conn (on engine compt relay box)
• Evaporative emission purge solenoid
• Fuel injectors
• G12 (on left front strut tower)
• G2 (at rear center of cylinder head)
• G4 (in right footwell, below pcm)
• Generator
• Hot at all times
• Idle air control motor (on throttle body assembly)
• Ignition coil 1
• Ignition coil 2
• Instrument cluster system
• Nca
• Power steering pressure switch (on power steering oil pump)
• Powertrain control module (behind right side of dash)
• Red
• Spark plugs
• Starting system

2.4L, Engine Performance Wiring Diagram (2 of 3) for Mitsubishi Galant ES 2003

List of elements for 2.4L, Engine Performance Wiring Diagram (2 of 3) for Mitsubishi Galant ES 2003:

• (below exhaust manifold, on inlet of front catalytic converter) heated oxygen sensor (front)
• (on exhaust pipe, downstream of front catalytic converter) heated oxygen sensor (rear)
• A/c system
• Auto-cruise control ecu (behind center of dash)
• C29
• C30
• C84
• C88
• Combination meter
• Crankshaft position sensor (on front of engine, next to crankshaft sprocket)
• Dedicated fuse 24 15a
• Engine compartment relay box (left side of engine compt)
• Engine coolant temperature sensor (on left side of engine)
• Evaporative emission ventilation solenoid (above fuel tank, on evap canister)
• Fuel pump module
• Fuel pump relay
• Fuel tank differential pressure sensor (on top of fuel tank)
• G11 (under dash, right of center reinforcement)
• G4 (in right footwell, below pcm)
• G6 (at right front of luggage compartment)
• Hot at all times
• Hot in on or start
• Immobilizer ecu (behind center of dash)
• Junction block (behind left side of dash)
• Malfunction indicator lamp (mil)
• Manifold differential pressure sensor (on intake manifold)
• Multi- purpose fuse 13 7.5a
• Multi- purpose fuse 19 7.5a
• Multi- purpose fuse 20 10a
• Nca
• Red
• Throttle position sensor (on throttle body assembly)
• Volume airflow sensor (on air intake hose, near air cleaner cover)

2.4L, Engine Performance Wiring Diagram (3 of 3) for Mitsubishi Galant ES 2003

List of elements for 2.4L, Engine Performance Wiring Diagram (3 of 3) for Mitsubishi Galant ES 2003:

• (under left side of dash) data link connector (dlc)
• A/c system
• A/t control relay (on engine compt relay box)
• A/t control solenoid valve assembly (in transaxle)
• A/t oil temp
• C23
• C24
• C41
• C42
• C84
• Dedicated fuse 11 15a
• Dedicated fuse 15 20a
• Engine compartment relay box (left side of engine compt)
• Exterior lights system
• Exterior lights system, anti- theft system
• G2 (at rear center of cylinder head)
• G4 (in right footwell, below pcm)
• Hot at all times
• Hot in on or start
• Input shaft speed sensor (on top of transaxle)
• J/c 1 (behind left side of dash)
• J/c 2 (behind left side of dash)
• Junction block (behind left side of dash)
• Low/ reverse
• Multi- purpose fuse 18 7.5a
• Output shaft speed sensor (on top of transaxle)
• Over- drive
• P r
• Park/neutral position switch (on top of transaxle)
• Powertrain control module (behind right side of dash)
• Red
• Second
• Starting/ charging system
• Stoplight switch (attached to pedal support member)
• Torque converter control
• Under- drive

3.0L

3.0L, Engine Performance Wiring Diagram (1 of 3) for Mitsubishi Galant ES 2003

List of elements for 3.0L, Engine Performance Wiring Diagram (1 of 3) for Mitsubishi Galant ES 2003:

• (on engine compt relay box) mfi relay
• A/c system
• A/c system, cooling fans system
• C39
• C40
• Camshaft position sensor
• Dedicated fuse 9 20a
• Detection conn (on engine compt relay box)
• Distributor
• Distributor assembly
• Engine compartment relay box (left side of engine compt)
• Engine speed
• Fuel injectors
• G12 (on left front strut tower)
• G2 (at left rear of intake manifold)
• G4 (in right footwell, below pcm)
• Generator
• Hot at all times
• Idle air control motor (on throttle body assembly)
• Ignition coil
• Instrument cluster system
• Nca
• Power steering pressure switch (on power steering oil pump)
• Power trans- istor
• Powertrain control module (behind right side of dash)
• Red
• Starting system
• To spark plugs

3.0L, Engine Performance Wiring Diagram (2 of 3) for Mitsubishi Galant ES 2003

List of elements for 3.0L, Engine Performance Wiring Diagram (2 of 3) for Mitsubishi Galant ES 2003:

• (downstream of left bank catalytic converter) left bank heated oxygen sensor (rear)
• (on inlet of catalytic converter) left bank heated oxygen sensor (front)
• (on inlet of right front catalytic converter) right bank heated oxygen sensor (front)
• (on outlet of right frt catalytic converter) right bank heated oxygen sensor (rear)
• (under dash, right of center reinforcement)
• Auto-cruise control ecu (behind center of dash)
• C29
• C30
• C84
• C88
• Combination meter
• Crankshaft position sensor (on front of engine, next to crankshaft sprocket)
• Dedicated fuse 24 15a
• Engine compartment relay box (left side of engine compt)
• Engine coolant temperature sensor (on rear of engine)
• Evaporative emission ventilation solenoid (above fuel tank, on evap canister)
• Fuel pump module
• Fuel pump relay
• Fuel tank differential pressure sensor (on top of fuel tank)
• G11
• G4 (in right footwell, below pcm)
• G6 (at right front of luggage compartment)
• Hot at all times
• Hot in on or start
• Immobilizer ecu
• Junction block (on left end of dash)
• Malfunction indicator lamp (mil)
• Manifold differential pressure sensor (on intake manifold)
• Multi- purpose fuse 13 7.5a
• Multi- purpose fuse 19 7.5a
• Multi- purpose fuse 20 10a
• Nca
• Pnk
• Red
• Throttle position sensor (on throttle body assembly)
• Volume airflow sensor (on air intake hose, near air cleaner cover)

3.0L, Engine Performance Wiring Diagram (3 of 3) for Mitsubishi Galant ES 2003

List of elements for 3.0L, Engine Performance Wiring Diagram (3 of 3) for Mitsubishi Galant ES 2003:

• (front of intake manifold)
• (under left side of dash) data link connector (dlc)
• A/c system
• A/t control relay (on engine compt relay box)
• A/t control solenoid valve assembly (in transaxle)
• A/t oil temp
• C23
• C24
• C41
• C42
• C84
• Dedicated fuse 11 15a
• Dedicated fuse 15 20a
• Egr solenoid valve
• Engine compartment relay box (left side of engine compt)
• Evaporative emission purge solenoid
• Exterior lights system
• Exterior lights system, anti-theft system
• G2 (at left rear of intake manifold)
• G4 (in right footwell, below pcm)
• Hot at all times
• Hot in run or start
• Immobilzer ecu
• Input shaft speed sensor (on top of transaxle)
• J/c 1 (behind left side of dash)
• J/c 2 (behind left side of dash)
• Junction block (behind left side of dash)
• Knock sensor (on top center of engine)
• Low/ reverse
• Multi- purpose fuse 18 7.5a
• Output shaft speed sensor (on top of transaxle)
• Over drive
• P r
• Park/neutral position switch (on top of transaxle)
• Powertrain control module (behind right side of dash)
• Red
• Second
• Starting/ charging system
• Stoplight switch (attached on pedal support member)
• Torque converter control
• Under drive