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.
2016 Subaru Legacy 2.5iFACTORY OEM SERVICE PROCEDURE
Power Steering System DTCS
POWER STEERING SYSTEM DIAGNOSTIC TROUBLE CODES (DTC) LIST
| DTC | Item | Description |
|---|---|---|
| None | Without DTC | < Ref. to WITHOUT DTC , INSPECTION, Subaru Select Monitor. > |
| «Assist limitation» is displayed in the current data «EPS operating condition». | < Ref. to POWER STEERING ASSIST DISABLED , STEERING WARNING LIGHT DOES NOT COME ON, STEERING Warning Light. > | |
| "Overheating protection intervention history" in current data display shows 1 or more. | < Ref. to POWER STEERING ASSIST DISABLED , STEERING WARNING LIGHT DOES NOT COME ON, STEERING Warning Light. > | |
| C2511 | TORQUE SENSOR MAIN | < Ref. to DTC C2511 TORQUE SENSOR MAIN , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C2512 | TORQUE SENSOR SUB | < Ref. to DTC C2512 TORQUE SENSOR SUB , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C2513 | TORQUE SENSOR MUCH TOLERANCE | < Ref. to DTC C2513 TORQUE SENSOR MUCH TOLERANCE , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C2514 | TORQUE SENSOR POWER SUPPLY | < Ref. to DTC C2514 TORQUE SENSOR POWER SUPPLY , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C2521 | MOTOR MALFUNCTION | < Ref. to DTC C2521 MOTOR MALFUNCTION , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C2522 | RESOLVER SENSOR | < Ref. to DTC C2522 RESOLVER SENSOR , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C2531 | CONTROL MODULE CPU | < Ref. to DTC C2531 CONTROL MODULE CPU , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C2532 | CONTROL MODULE PERIPHERAL CIRCUIT | < Ref. to DTC C2532 CONTROL MODULE PERIPHERAL CIRCUIT , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C2533 | CONTROL MODULE BOARD TEMPERATURE SENSOR | < Ref. to DTC C2533 CONTROL MODULE BOARD TEMPERATURE SENSOR , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C2541 | VEHICLE DYNAMICS CONTROL MODULE VEHICLE SPEED SENSOR | < Ref. to DTC C2541 VEHICLE DYNAMICS CONTROL MODULE VEHICLE SPEED SENSOR , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C2543 | ERROR PASSIVE | < Ref. to DTC C2543 ERROR PASSIVE , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C2544 | Auto Start Stop SYSTEM | < Ref. to DTC C2544 AUTO START STOP SYSTEM , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C2545 | EyeSight SYSTEM | < Ref. to DTC C2545 EYESIGHT SYSTEM , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C2546 | EyeSight VALUE | < Ref. to DTC C2546 EYESIGHT VALUE , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C2547 | EyeSight CHECK SUM | < Ref. to DTC C2547 EYESIGHT CHECK SUM , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C2548 | VEHICLE DYNAMICS CONTROL MODULE SYSTEM | < Ref. to DTC C2548 VEHICLE DYNAMICS CONTROL MODULE SYSTEM , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| C2551 | POWER SUPPLY RELAY | < Ref. to DTC C2551 POWER SUPPLY RELAY , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| U0073 | CAN FAILURE, BUS 'OFF' DETECTION | < Ref. to DTC U0073 CONTROL MODULE COMMUNICATION BUS OFF , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| U0100 | LOST COMMUNICATION WITH ECM/PCM "A" | < Ref. to DTC U0100 LOST COMMUNICATION WITH ECM/PCM "A" , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| U0122 | LOST COMMUNICATION WITH VEHICLE DYNAMICS CONTROL MODULE | < Ref. to DTC U0122 LOST COMMUNICATION WITH VEHICLE DYNAMICS CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| U0126 | LOST COMMUNICATION WITH STEERING ANGLE SENSOR MODULE | < Ref. to DTC U0126 LOST COMMUNICATION WITH STEERING ANGLE SENSOR MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| U0155 | LOST COMMUNICATION WITH INSTRUMENT PANEL CLUSTER (IPC) CONTROL MODULE | < Ref. to DTC U0155 LOST COMMUNICATION WITH INSTRUMENT PANEL CLUSTER (IPC) CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| U0401 | INVALID DATA RECEIVED FROM ECM/PCM "A" | < Ref. to DTC U0401 INVALID DATA RECEIVED FROM ECM/PCM "A" , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| U0416 | INVALID DATA RECEIVED FROM VEHICLE DYNAMICS CONTROL MODULE | < Ref. to DTC U0416 INVALID DATA RECEIVED FROM VEHICLE DYNAMICS CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| U1120 | LOST COMMUNICATION WITH AUTOSTART STOP CONTROL MODULE | < Ref. to DTC U1120 LOST COMMUNICATION WITH AUTOSTART STOP CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| U1235 | LOST COMMUNICATION WITH EyeSight | < Ref. to DTC U1235 LOST COMMUNICATION WITH EYESIGHT , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| U1433 | INVALID DATA RECEIVED FROM EyeSight | < Ref. to DTC U1433 INVALID DATA RECEIVED FROM EYESIGHT , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
| U1469 | INVALID DATA RECEIVED FROM AUTOSTART STOP CONTROL MODULE | < Ref. to DTC U1469 INVALID DATA RECEIVED FROM AUTOSTART STOP CONTROL MODULE , Diagnostic Procedure with Diagnostic Trouble Code (DTC). > |
Factory Service Tools
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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.
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