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.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSTOYOTA20254RUNNER TRD SPORT PREMIUM, RWDREPAIR AND DIAGNOSISQUICK LOOKUPSDTC INDEXDTC INDEX (2 OF 2)THEFT DETERRENT / KEYLESS ENTRY DTCSDIGITAL KEY SYSTEM
2025 Toyota 4Runner TRD Sport Premium, RWD
Digital Key System
2025 Toyota 4Runner TRD Sport Premium, RWDSECTION Digital Key System
DIGITAL KEY SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC Code | Description |
|---|---|
| B27C0-57 | Digital Key System Invalid/Incompatible Software Component |
| B27C0-87 | Digital Key System Missing Message |
| B27C3-87 | Driver Side BLE Antenna Missing Message |
| B27C4-87 | Front Passenger Side BLE Antenna Missing Message |
| B27C5-87 | Outside Luggage Compartment (Back Door) BLE Antenna Missing Message |
| B27C6-87 | Front Floor BLE Antenna Missing Message |
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.