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.
2008 Lexus LX 570FACTORY OEM SERVICE PROCEDURE
On-Vehicle Inspection
- PERFORM SPARK TEST
- Check for DTCs (See
DTC CHECK/CLEAR
).NOTE: If any DTC is output, perform troubleshooting procedures for that DTC.
- Check if sparks occur.
- Remove the ignition coils and spark plugs (See REMOVAL ).
- Install the spark plug to the ignition coil and connect the ignition coil connector.
- Disconnect the 8 injector connectors.
- Ground the spark plug.
- Visually check that sparks occur while the engine is being cranked.
NOTE:- Be sure to ground the spark plug when checking.
- If the ignition coil has been struck or dropped, replace it.
- Do not crank the engine for more than 2 seconds.
- Check for DTCs (See
DTC CHECK/CLEAR
).
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.