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.
1999 Toyota Land CruiserFACTORY OEM SERVICE PROCEDURE
Key Unlock Warning Switch
- Disconnect electrical connector for key unlock warning switch. Key unlock warning switch is located near the ignition switch and contains a 2-pin electrical connector. See Figure.
- Connect DVOM between electrical terminals on key unlock warning switch. Check that no continuity exists with ignition key removed from ignition lock cylinder. Check that continuity exists with ignition key installed in ignition lock cylinder. Replace key unlock warning switch if defective.
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
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.