Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSSUBARU2022IMPREZA BASE, 4D SEDAN, AUTOMATIC CVT TRANSREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 5 (FUEL INJECTION SYSTEM (HEV))
2022 Subaru Impreza Base, 4D Sedan, Automatic CVT Trans
Section 5 (Fuel Injection System (HEV))
2022 Subaru Impreza Base, 4D Sedan, Automatic CVT TransSECTION Section 5 (Fuel Injection System (HEV))
WARNING: This page is about a different car, the 2022 Subaru Crosstrek. However, it is still accessible from the selected car via links, so may be relevant.
- General Description
- Warning
- Specification
- Components With Torque Specifications
- Caution
- Preparation Tool
- Throttle Body
- Intake Manifold Assembly
- Tumble Generator Valve
- Tumble Generator Valve Actuator
- Fuel Insulator
- Fuel Injector
- Fuel Pressure Sensor
- High Pressure Fuel Pump
- High Pressure Fuel Delivery Pipe
- Engine Wiring Harness
- Engine Coolant Temperature Sensor
- Engine Oil Temperature Sensor
- Crankshaft Position Sensor
- Crankshaft Position Sensor Plate
- Camshaft Position Sensor
- Oil Control Solenoid
- Knock Sensor
- Throttle Position Sensor
- Mass Air Flow and Intake Air Temperature Sensor
- Manifold Absolute Pressure Sensor
- Front Oxygen (A/F) Sensor
- Rear Oxygen Sensor
- SI-DRIVE (SUBARU Intelligent Drive) Selector
- Engine Control Module (ECM)
- Main Relay
- Fuel Pump Relay
- Fuel
- Fuel Tank Protector
- Fuel Tank
- Installation
- Fuel Filler Pipe
- Circulate Tube Assy
- Fuel Pump
- Fuel Level Sensor
- Fuel Filter
- Fuel Delivery and Evaporation Lines
- Removal
- Notes
- Quick Connector Disconnection (Type A)
- Quick Connector Disconnection (Type B)
- Quick Connector Disconnection (Type C)
- Quick Connector Disconnection (Type D)
- Quick Connector Disconnection (Type E)
- Quick Connector Disconnection (Type F)
- Quick Connector Disconnection (Type G)
- Quick Connector Disconnection (Type H)
- Installation
- Notes
- Quick Connector Connection (Type A)
- Quick Connector Connection (Type B)
- Quick Connector Connection (Type C)
- Quick Connector Connection (Type D)
- Quick Connector Connection (Type E)
- Quick Connector Connection (Type F)
- Quick Connector Connection (Type G)
- Quick Connector Connection (Type H)
- Evaporation Hose Connection
- Fuel Filler Hose Connection
- Inspection
- Removal
- Fuel System Trouble in General
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.