Tundra 2WD V6-4.0L (1GR-FE) (2005)
2.
Use an oil dye to confirm the source of the oil leak.
3.
Remove and reseal the timing cover if confirmed leaking. Refer to the Technical Information System (TIS):
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2005 model year Tundra Repair Manual:
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Engine/Hybrid System - Lubrication - "Oil Pump: Removal"
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Engine/Hybrid System - Lubrication - "Oil Pump: Installation"
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2006 or 2007 model year Tundra Repair Manual:
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Engine/Hybrid System - Lubrication - "1GR-FE Lubrication: Oil Pump: Removal"
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Engine/Hybrid System - Lubrication - "1GR-FE Lubrication: Oil Pump: Installation"
4.
Confirm that the repair corrected the condition.