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 MANUALSSCION2006XB L4-1.5L (1NZ-FE)REPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER BLOCK ASSEMBLYPISTON RING, ENGINE
2006 Scion xB L4-1.5L (1NZ-FE)
Piston Ring, Engine
2006 Scion xB L4-1.5L (1NZ-FE)SECTION Piston Ring, Engine
Piston Rings
Standard end gap
No. 1 ring 0.25 to 0.35 mm (0.0098 to 0.0138 inch)
No. 2 ring 0.35 to 0.50 mm (0.0138 to 0.0197 inch)
Oil ring 0.10 to 0.35 mm (0.0039 to 0.0138 inch)
Maximum end gap
No. 1 ring 0.91 mm (0.0358 inch)
No. 2 ring 1.06 mm (0.0417 inch)
Oil ring 0.82 mm (0.0323 inch)
Standard ring groove clearance
No. 1 ring 0.02 to 0.04 mm (0.0008 to 0.0016 inch)
No. 2 ring 0.01 to 0.03 mm (0.0004 to 0.0012 inch)
No. 3 ring 0.01 to 0.03 mm (0.0004 to 0.0012 inch)
Standard end gap
No. 1 ring 0.25 to 0.35 mm (0.0098 to 0.0138 inch)
No. 2 ring 0.35 to 0.50 mm (0.0138 to 0.0197 inch)
Oil ring 0.10 to 0.35 mm (0.0039 to 0.0138 inch)
Maximum end gap
No. 1 ring 0.91 mm (0.0358 inch)
No. 2 ring 1.06 mm (0.0417 inch)
Oil ring 0.82 mm (0.0323 inch)
Standard ring groove clearance
No. 1 ring 0.02 to 0.04 mm (0.0008 to 0.0016 inch)
No. 2 ring 0.01 to 0.03 mm (0.0004 to 0.0012 inch)
No. 3 ring 0.01 to 0.03 mm (0.0004 to 0.0012 inch)
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.