nissan Workshop Repair Guides

Nissan and Datsun Workshop Service and Repair Manuals

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Vacuum Brake Booster: Testing and Inspection
Off-Vehicle Inspection

Output Rod Length Check 

Testing For Vacuum At Booster

1. Apply vacuum of -66.7 kPa (-500 mm Hg, -19.69 in Hg) to brake booster with a hand vacuum pump.
2. Check output rod length.

Specified length: 10.275 - 10.525 mm (0.4045 - 0.4144 inch) 

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