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Home >> Infiniti >> 2009 >> M45 V8-4.5L (VK45DE) >> Repair and Diagnosis >> Maintenance >> Drive Belt >> Testing and Inspection
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Drive Belt: Testing and Inspection





DRIVE BELTS


Checking Drive Belts


WARNING:
Be sure to perform when engine is stopped.
- Remove air duct (inlet) when inspecting drive belt for alternator, water pump and A/C compressor.
- Remove front engine undercover with power tool when inspecting power steering oil pump belt.
- Check that indicator (single line notch) of each auto tensioner is within the allowable working range
(between three line notches).

NOTE:
- Check auto tensioner indication when engine is cold.
- When new drive belt is installed, the range should be "A".
- The indicator notch is located on the moving side of auto tensioner for alternator, water pump and A/C compressor belt, while it is found on the fixed side for power steering oil pump belt.
- Visually check entire belt for wear, damage or cracks.
- If the indicator is out of allowable working range or belt is damaged, replace belt.
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