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 MANUALSSUBARU2014OUTBACK 2.5I, STANDARD TRANSREPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTCOMMUNICATION DEVICESLAN COMMUNICATION SYSTEM (DIAGNOSTICS)DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)DTC U1328 SMART SYSTEM CAN (KAC) DATA NO-RECEIVETROUBLE SYMPTOM

2014 Subaru Outback 2.5i, Standard Trans

DTC U1328 Smart System Can (KAC) Data No-Receive: Trouble Symptom

2014 Subaru Outback 2.5i, Standard TransSECTION Trouble Symptom

The keyless access function does not operate.
Communication using Subaru Select Monitor is occasionally not possible.

DIAGNOSTIC PROCEDURE

Step	Check	Yes	No
1 CHECK CAN COMMUNICATION CIRCUIT. Check CAN communication circuit. Refer to CAN Communication Circuit Check .	Is CAN communication circuit faulty?	Repair the faulty portion, following the diagnosis procedure.	Go to step 2 .
2 CHECK DTC. Start the engine. Using the Subaru Select Monitor, read DTC of CAN system.	Is U1328 a current malfunction?	Go to step 3 .	It may be a temporary poor contact. Perform the clear memory.
3 CHECK DTC. Turn the ignition switch to OFF. Install normal body integrated unit from another vehicle with key less entry to the faulty vehicle. Turn the ignition switch to ON. Using the Subaru Select Monitor, read DTC of CAN system.	Is U1328 a current malfunction?	Replace the keyless access CM.	Replace the body integrated unit. Refer to REMOVAL .

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.