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.
2018 Lexus NX 300hFACTORY OEM SERVICE PROCEDURE
Components [10/2014 - ]
| Callout | Description | Callout | Description |
| *A | for Compact Spare Tire | *B | for Full Size Spare Tire |
| *1 | DECK FLOOR BOX LH | *2 | NO. 3 DECK BOARD SUB-ASSEMBLY |
| *3 | REAR DECK FLOOR BOX | *4 | NEGATIVE AUXILIARY BATTERY TERMINAL |
| N*m (kgf*cm, ft.*lbf): Specified torque | - | - |
| Callout | Description | Callout | Description |
| *1 | AIR CLEANER CAP AND HOSE | *2 | AIR CLEANER CASE SUB-ASSEMBLY |
| *3 | AIR CLEANER FILTER ELEMENT SUB-ASSEMBLY | *4 | ECM |
| *5 | NO. 1 ECM BRACKET | *6 | NO. 2 ECM BRACKET |
| *7 | FUEL VAPOR FEED HOSE | *8 | NO. 2 FUEL VAPOR FEED HOSE |
| *9 | WIRE HARNESS | - | - |
| N*m (kgf*cm, ft.*lbf): Specified torque | - | - |
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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