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 MANUALSLEXUS2010LX 570 V8-5.7L (3UR-FE)REPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSTESTING AND INSPECTIONINITIAL INSPECTION AND DIAGNOSTIC OVERVIEWFAIL-SAFE CHART
2010 Lexus LX 570 V8-5.7L (3UR-FE)
Fail-Safe Chart
2010 Lexus LX 570 V8-5.7L (3UR-FE)SECTION Fail-Safe Chart
3UR-FE ENGINE CONTROL: SFI SYSTEM: FAIL-SAFE CHART
If any of the following DTC's are stored, the ECM enters fail-safe mode to allow the vehicle to be driven temporarily.
HINT
* *1: The vehicle can be driven slowly when the accelerator pedal is depressed firmly and slowly. If the accelerator pedal is depressed quickly, the vehicle may speed up and slow down erratically.
* *2: Misfire related fail-safe operations occur when catalyst overheat malfunctions occur.
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.