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 DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTINFOTAINMENTINFOTAINMENT SYSTEM (DIAGNOSTICS)
2022 Subaru Impreza Base, 4D Sedan, Automatic CVT Trans
Infotainment System (Diagnostics)
2022 Subaru Impreza Base, 4D Sedan, Automatic CVT TransSECTION Infotainment System (Diagnostics)
- Basic Diagnostic Procedure
- Check List For Interview
- General Description
- Electrical Component Location
- Control Module I/O Signal
- Inspection Mode
- Diagnostic Procedure For Subaru Select Monitor Communication
- Data Monitor
- Freeze Frame Data
- Active Test
- Customize
- Work Support
- Diagnostic Trouble Code (DTC)
- Diagnostic Procedure With Diagnostic Trouble Code (DTC)
- DTC B2240: Can Communication (Audio) Stuck
- DTC B2241: Can Communication
- DTC B2244: Amplifier Communication
- DTC B2247: Cd Mechanical
- DTC B2249: BLUETOOTH Module
- DTC B224A: Backup Camera
- DTC B224B: Radio Antenna Faults(Shorted Or Open)
- DTC B224D: XM/Satellite Digital Audio Radio Service Antenna Faults(Shorted Or Open)
- DTC B2250: USB-Box OVERCURRENT Faults
- DTC B2251: Speaker Line Shorts To +B
- DTC B2252: Speaker Line Shorts To GND
- DTC B2253: Damaging A Coil Due To The Electric Current To The Speaker Coil
- DTC B2254: GPS Antenna Faults
- DTC B2255: USB2(DCM) Faults
- DTC U0074: Control Module Communication Bus "Body-Can" Off
- DTC U0122: Lost Communication With Vehicle Dynamics Control Module
- DTC U0155: Lost Communication With Instrument Panel Cluster (IPC) Control Module
- DTC U1140: Lost Communication With Body Control Module Body-Can
- Diagnostics With Phenomenon
- List
- Inspection
- Power Will Not Turn On
- The Screen Freezes And Does Not Accept Any Operation Entry
- The Screen Is Blacked Out, Or The Screen Is Not Displayed
- System Is Reset
- CDS Cannot Be Played Back
- Sound Does Not Come Out From The Speaker
- BLUETOOTH Connection Cannot Be Established
- Bluetooth DOES NOT OPERATE
- Radio Volume Is Low Or Interference Noise Occurs
- Wrong Location Of Vehicle, No GPS Reception
- Check Connection Between Smartphone And Unit
- Check SUBARU STARLINK Service
- Service Diagnostics Mode
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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.