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 MANUALSSUBARU2014IMPREZA SPORT LIMITEDREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSDTC INDEXLAN SYSTEM DTCSHYBRID
2014 Subaru Impreza Sport Limited
LAN System DTCS: Hybrid
2014 Subaru Impreza Sport LimitedSECTION Hybrid
LAN SYSTEM (HYBRID) DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| DTC U1201 | CAN-HS COUNTER ABNORMAL |
| DTC U0073 | CONTROL MODULE COMMUNICATION BUS OFF |
| DTC U0075 | CONTROL MODULE COMMUNICATION BUS "PU-CAN" OFF |
| DTC U0076 | CONTROL MODULE COMMUNICATION BUS "HEV-CAN" OFF |
| DTC U0401 | INVALID DATA RECEIVED FROM ECM/PCM "A" |
| 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 U0420 | INVALID DATA RECEIVED FROM POWER STEERING CONTROL MODULE |
| DTC U0422 | INVALID DATA RECEIVED FROM BODY CONTROL MODULE |
| DTC U0423 | INVALID DATA RECEIVED FROM INSTRUMENT PANEL CLUSTER CONTROL MODULE |
| DTC U0424 | INVALID DATA RECEIVED FROM HVAC CONTROL MODULE |
| DTC U0427 | INVALID DATA RECEIVED FROM VEHICLE SECURITY CONTROL MODULE |
| DTC U0428 | INVALID DATA RECEIVED FROM STEERING ANGLE SENSOR MODULE |
| DTC U0452 | INVALID DATA RECEIVED FROM RESTRAINTS CONTROL MODULE |
| DTC U0588 | INVALID DATA RECEIVED FROM TRANSMISSION FLUID PUMP MODULE |
| DTC U0594 | INVALID DATA RECEIVED FROM HYBRID POWERTRAIN CONTROL MODULE |
| DTC U1401 | INVALID DATA RECEIVED FROM ECM/PCM PU-CAN |
| DTC U1402 | INVALID DATA RECEIVED FROM TCM PU-CAN |
| DTC U1469 | INVALID DATA RECEIVED FROM AUTOSTART STOP CONTROL MODULE |
| DTC U1591 | INVALID DATA RECEIVED FROM HYBRID POWERTRAIN CONTROL MODULE HEV-CAN |
| DTC U1594 | INVALID DATA RECEIVED FROM HYBRID POWERTRAIN CONTROL MODULE PU-CAN |
| DTC U0100 | LOST COMMUNICATION WITH ECM/PCM "A" |
| DTC U0101 | LOST COMMUNICATION WITH TCM |
| DTC U0110 | LOST COMMUNICATION WITH DRIVE MOTOR CONTROL MODULE "A" |
| DTC U0111 | LOST COMMUNICATION WITH BATTERY ENERGY CONTROL MODULE |
| DTC U0122 | LOST COMMUNICATION WITH VEHICLE DYNAMICS CONTROL MODULE |
| DTC U0126 | LOST COMMUNICATION WITH STEERING ANGLE SENSOR MODULE |
| DTC U0131 | LOST COMMUNICATION WITH POWER STEERING CONTROL MODULE |
| DTC U0140 | LOST COMMUNICATION WITH BODY CONTROL MODULE |
| DTC U0151 | LOST COMMUNICATION WITH RESTRAINTS CONTROL MODULE |
| DTC U0155 | LOST COMMUNICATION WITH INSTRUMENT PANEL CLUSTER (IPC) CONTROL MODULE |
| DTC U0164 | LOST COMMUNICATION WITH HVAC CONTROL MODULE |
| DTC U0287 | LOST COMMUNICATION WITH TRANSMISSION FLUID PUMP MODULE |
| DTC U0293 | LOST COMMUNICATION WITH HYBRID POWERTRAIN CONTROL MODULE |
| DTC U0327 | SOFTWARE INCOMPATIBILITY WITH VEHICLE SECURITY CONTROL MODULE |
| DTC U1100 | LOST COMMUNICATION WITH ECM/PCM PU-CAN |
| DTC U1101 | LOST COMMUNICATION WITH TCM PU-CAN |
| DTC U1120 | LOST COMMUNICATION WITH AUTOSTART STOP CONTROL MODULE |
| DTC U1290 | LOST COMMUNICATION WITH HYBRID POWERTRAIN CONTROL MODULE HEV-CAN |
| DTC U1293 | LOST COMMUNICATION WITH HYBRID POWERTRAIN 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:
- • 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.