Altima L4-2.5L (QR25DE) Hybrid (2007)
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Before starting repairs which do not require battery power:
Turn off ignition switch.
Disconnect the negative battery terminal.
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If the battery terminals are disconnected, recorded memory of radio and each control unit is erased.
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To prevent serious burns:
Avoid contact with hot metal parts
Do not remove the radiator cap when the engine is hot.
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Dispose of drained oil or the solvent used for cleaning parts in an appropriate manner.
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Do not attempt to top off the fuel tank after the fuel pump nozzle shuts off automatically.
Continued refueling may cause fuel overflow, resulting in fuel spray and possibly a fire.
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Clean all disassembled parts in the designated liquid or solvent prior to inspection or assembly.
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Replace oil seals, gaskets, packings, O-rings, locking washers, cotter pins, self-locking nuts, etc. with new ones.
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Replace inner and outer races of tapered roller bearings and needle bearings as a set.
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Arrange the disassembled parts in accordance with their assembled locations and sequence.
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Do not touch the terminals of electrical components which use microcomputers (such as ECM).
Static electricity may damage internal electronic components.
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After disconnecting vacuum or air hoses, attach a tag to indicate the proper connection.
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Use only the fluids and lubricants specified in this manual.
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Use approved bonding agent, sealants or their equivalents when required.
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Use hand tools, power tools (disassembly only) and recommended special tools where specified for safe and efficient service repairs.
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When repairing the fuel, oil, water, vacuum or exhaust systems, check all affected lines for leaks.