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.
2012 Lexus LS 460 AWDFACTORY OEM SERVICE PROCEDURE
Torque Specifications
| Part Tightened | N*m | kgf*cm | ft.*lbf |
|---|---|---|---|
| Spark plug x Cylinder head | 21 | 214 | 15 |
| Ignition coil x Cylinder head cover | 10 | 102 | 7 |
| Battery tray x Body | 5.4 | 55 | 47 in.*lbf |
| Battery clamp x Nut | 2.9 | 30 | 26 in.*lbf |
| for AWD No. 5 and No. 6 engine cover sub-assembly x Cylinder head cover |
15 | 153 | 11 |
| for AWD Engine wire x No. 1 relay block |
13 | 127 | 9 |
| Battery clamp x Nut | 5.4 | 55 | 47 in.*lbf |
| Battery cable x positive (+) battery terminal | 5.4 | 55 | 47 in.*lbf |
Factory Service Tools
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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.
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