M45 V8-4.5L (VK45DE) (2006)
Vacuum Brake Booster: Service and Repair
Vacuum Lines
VACUUM LINES
Components
Removal and Installation
CAUTION:
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Because vacuum hose contains a check valve, it must be installed in the correct position. Refer to the stamp to confirm correct installation. Brake
booster will not operate normally if the hose is installed in the wrong direction.
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Insert vacuum hose at least 24 mm (0.94 inch).
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Do not use lubricating oil during assembly.
Inspection
VISUAL INSPECTION
Check for correct assembly, damage and deterioration.
CHECK VALVE INSPECTION
Airtightness Inspection
Use a handy vacuum pump to check.