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 MANUALSTOYOTA2013AVALON XLEREPAIR AND DIAGNOSISELECTRICALSTARTERSMART KEY SYSTEM (START FUNCTION) (DIAGNOSTIC CODES & SYMPTOM TESTS) (EXCEPT HYBRID)
2013 Toyota Avalon XLE
Smart Key System (Start Function) (Diagnostic Codes & Symptom Tests) (Except Hybrid)
2013 Toyota Avalon XLESECTION Smart Key System (Start Function) (Diagnostic Codes & Symptom Tests) (Except Hybrid)
- SMART KEY SYSTEM (for Start Function)
- DTC B2271: Ignition Hold Monitor Malfunction
- DTC B2274: ACC Monitor Malfunction
- DTC B2277: Detecting Vehicle Submersion
- DTC B2282: Vehicle Speed Signal Malfunction; DTC B2283: Vehicle Speed Sensor Malfunction
- DTC B2284: Brake Signal Malfunction
- DTC B2285: Steering Lock Position Signal Circuit Malfunction
- DTC B2286: Runnable Signal Malfunction; DTC B228A: Engine Speed Signal Circuit; DTC P0335: Crankshaft Position Sensor Circuit Malfunction (NE Signal)
- DTC U0100: Lost Communication with ECM / PCM; DTC U0140: Lost Communication with Main Body ECU; DTC U0142: Lost Communication with Main Body ECU; DTC U0155: Lost Communication with Combination Meter
- Symptom Tests
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.