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 MANUALSHONDA2020HR-V LX, FWDREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSDTC INDEXIMMOBILIZER-KEYLESS CONTROL UNIT (2016 2017 2018)
2020 Honda HR-V LX, FWD
Immobilizer-Keyless Control Unit (2016 2017 2018)
2020 Honda HR-V LX, FWDSECTION Immobilizer-Keyless Control Unit (2016 2017 2018)
Immobilizer-Keyless Control Unit
IMMOBILIZER-KEYLESS CONTROL UNIT DIAGNOSTIC CODE IDENTIFICATION (2016 2017 2018) (U1280-U128D)
| DTC | Description | DTC type |
|---|---|---|
| U1280 | Communication bus line error (BUS-OFF) | Loss of communication |
| U1281 | Lost communication with MICU (MICU frame) | Loss of communication |
| U128D | Lost communication with METER | Loss of communication |
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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.