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 MANUALSHONDA2009ACCORD EX, 4D SEDAN, 2.4 CP2, STANDARDREPAIR AND DIAGNOSISQUICK LOOKUPSDTC INDEX (4-CYL)IMMOBILIZER SYSTEM
2009 Honda Accord EX, 4D Sedan, 2.4 CP2, Standard
Immobilizer System
2009 Honda Accord EX, 4D Sedan, 2.4 CP2, StandardSECTION Immobilizer System
IMMOBILIZER SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| DTC U0155 | Immobilizer-Keyless Control Unit Lost Communication With Gauge Control Module |
| DTC U0199 | Immobilizer-Keyless Control Unit Lost Communication With Door Multiplex Control Unit |
| DTC U1282 | Immobilizer-Keyless Control Unit Lost Communication With Driver's MICU |
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.