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 MANUALSTOYOTA2020RAV4 XLE, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 49 (WIRELESS DOOR LOCK CONTROL SYSTEM (HV, W/ SMART KEY) - DIAGNOSTICS - INTRODUCTION)WIRELESS DOOR LOCK CONTROL SYSTEM (FOR HV MODEL, WITH SMART KEY SYSTEM)DIAGNOSTIC TROUBLE CODE CHART [02/2019 - 10/2022]DIAGNOSTIC TROUBLE CODE CHART [02/2019 - 10/2022]
2020 Toyota RAV4 XLE, AWD
Diagnostic Trouble Code Chart [02/2019 - 10/2022]
2020 Toyota RAV4 XLE, AWDSECTION Diagnostic Trouble Code Chart [02/2019 - 10/2022]
WARNING: This page is about a different variant/trim than selected.
WIRELESS DOOR LOCK CONTROL SYSTEM
| DTC No. | Detection Item | Link |
|---|---|---|
| B1242 | Wireless Door Lock Tuner Circuit Malfunction | Refer to DTC B1242: Wireless Door Lock Tuner Circuit Malfunction [02/2019 - 10/2022] |
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.