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 MANUALSLEXUS2012IS 250 AWD V6-2.5L (4GR-FSE)PARTS AND LABORENGINE, COOLING AND EXHAUSTENGINELABOR TIMES
2012 Lexus IS 250 AWD V6-2.5L (4GR-FSE)
Engine: Labor Times
2012 Lexus IS 250 AWD V6-2.5L (4GR-FSE)SECTION Labor Times
| Standard Hours | Manufacturer Warranty Hours | Skill Level | Notes | |
| Diagnose/Test | ||||
| Oil Leak, Diagnosis | 1.0 | 0.0 | B | |
| Replace | ||||
| Complete Assembly Without Transfer Of Parts | 20.3 | 0.0 | B | Does Not Include: Transfer Of Any Part Of Engine Or Replacement Of Optional Equipment. |
| Complete Assembly With Transfer Of Parts | 22.8 | 0.0 | B | Includes: Transfer All Fuel And Electrical Units. Does Not Include: Transfer Of Optional Equipment. |
| Short Block | 30.3 | 19.0 | A | Includes: R&I Engine And Transfer All Necessary Components. |
| NOTE | ||||
| To R&R Cylinder Head, Add | ||||
| One Bank | 3.8 | 3.1 | A | |
| To R&R Camshaft, Add | ||||
| One Bank | 0.4 | 0.3 | A | |
| To Grind Valves, Add | ||||
| All Cylinders | 12.6 | 10.4 | A | |
| To Overhaul Oil Pump, Add | 0.4 | 0.3 | A | |
| Long Block | 27.3 | 0.0 | B | Includes: R&I Engine & Transfer All Necessary Components Not Supplied With long Block. |
| Overhaul/Rebuild | 40.3 | 38.1 | A | Includes: Disassemble & Clean Engine, Ridge Ream & Hone Cylinders, Fit Pistons, Rings, Pins, Main & Rod Bearings, R&I Engine, Grind Valves & Tune-Up. |
RENDER: 1.0x
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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.