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 30 (ENGINE CONTROL SYSTEM (HEV) (DIAGNOSTICS) (4 OF 4))
2022 Subaru Impreza Base, 4D Sedan, Automatic CVT Trans
Section 30 (Engine Control System (HEV) (Diagnostics) (4 Of 4))
2022 Subaru Impreza Base, 4D Sedan, Automatic CVT TransSECTION Section 30 (Engine Control System (HEV) (Diagnostics) (4 Of 4))
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.
- Diagnostic Procedure With Diagnostic Trouble Code (DTC)
- DTC P2101: Throttle Actuator "A" Control Motor Circuit Range/Performance
- DTC P2102: Throttle Actuator "A" Control Motor Circuit Low
- DTC P2103: Throttle Actuator "A" Control Motor Circuit High
- DTC P2109: Throttle/Pedal Position Sensor "A" Minimum Stop Performance
- DTC P2119: Throttle Actuator "A" Control Throttle Body Range/Performance
- DTC P2135: Throttle/Pedal Position Sensor/Switch "A"/"B" Voltage Correlation
- DTC P2195: A/F/O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 1
- DTC P2196: A/F/O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 1
- DTC P219C: Cylinder 1 Air-Fuel Ratio Imbalance
- DTC P219D: Cylinder 2 Air-Fuel Ratio Imbalance
- DTC P219E: Cylinder 3 Air-Fuel Ratio Imbalance
- DTC P219F: Cylinder 4 Air-Fuel Ratio Imbalance
- DTC P2270: O2 Sensor Signal Biased/Stuck Lean Bank 1 Sensor 2
- DTC P2271: O2 Sensor Signal Biased/Stuck Rich Bank 1 Sensor 2
- DTC P2401: EVAP System Leak Detection Pump Control Circuit Low
- DTC P2402: EVAP System Leak Detection Pump Control Circuit High
- DTC P2404: EVAP System Leak Detection Pump Sense Circuit Range/Performance
- DTC P2419: EVAP System Switching Valve Control Circuit Low
- DTC P2420: EVAP System Switching Valve Control Circuit High
- DTC P2421: EVAP System Vent Valve Stuck Open
- DTC P2422: EVAP System Vent Valve Stuck Closed
- DTC P2450: EVAP System Switching Valve Performance/Stuck Open
- DTC P2451: EVAP System Switching Valve Stuck Closed
- DTC P2457: EGR Cooler "A" Efficiency Below Threshold
- DTC P24B9: EVAP System Leak Detection Pump Pressure Sensor Circuit Range/Performance
- DTC P24BA: EVAP System Leak Detection Pump Pressure Sensor Circuit Low
- DTC P24BB: EVAP System Leak Detection Pump Pressure Sensor Circuit High
- DTC P2530: Ignition Switch Run Position Circuit
- DTC P2610: ECM/Pcm Engine Off Timer Performance
- DTC U0073: Control Module Communication Bus Off
- DTC U0075: Control Module Communication Bus "PU-Can" Off
- DTC U0077: Lin Communication Bus "ECM/Pcm" Off
- DTC U0101: Lost Communication With TCM
- DTC U0110: Lost Communication With Drive Motor Control Module "A"
- DTC U0122: Lost Communication With Vehicle Dynamics Control Module
- DTC U0129: Lost Communication With Brake System Control Module
- DTC U0155: Lost Communication With Instrument Panel Cluster (IPC) Control Module
- DTC U0284: Lost Communication With Active Grille Shutter Module "A"
- DTC U0293: Lost Communication With Hybrid Powertrain Control Module
- DTC U0402: Invalid Data Received From TCM
- DTC U0411: Invalid Data Received From Drive Motor Control Module "A"
- DTC U0412: Invalid Data Received From Battery Energy Control Module
- DTC U0416: Invalid Data Received From Vehicle Dynamics Control Module
- DTC U0423: Invalid Data Received From Instrument Panel Cluster Control Module
- DTC U0594: Invalid Data Received From Hybrid Powertrain Control Module
- DTC U1175: Lost Communication With Battery Energy Control Module
- DTC U119B: Lost Communication With Battery Charger Control Module PU-Can
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.