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.
AVC-LAN Circuit: Procedure
2010 Lexus LS 460L AWDSECTION Procedure
- CHECK HARNESS AND CONNECTOR (CLOCK ASSEMBLY - DISPLAY AND NAVIGATION MODULE DISPLAY)
- Disconnect the L38 clock assembly connector.
- Disconnect the L116 display and navigation module display connector.
- Measure the resistance according to the value(s) in the table below.
Standard Resistance
Tester Connection Condition Specified Condition L38-5 (TX-1) - L116-10 (TX3-) Always Below 1 Ω L38-6 (TX+1) - L116-9 (TX3+) Always Below 1 Ω L38-5 (TX-1) - Body ground Always 10 kΩ or higher L38-6 (TX+1) - Body ground Always 10 kΩ or higher
NG → REPAIR OR REPLACE HARNESS OR CONNECTOR
OK → See step 2
- PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE. Refer to PROBLEM SYMPTOMS TABLE
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.