Quest Minivan SE V6-3.3L (VG33E) (1999)
Vacuum Brake Booster: Service and Repair
Booster Replacement
REMOVAL
CAUTION:
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Be careful not to splash brake fluid on painted areas, it may cause paint damage. If brake fluid is splashed on painted areas, wash it away with
water immediately.
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Be careful not to deform or bend brake tubes during removal of booster.
INSPECTION
Output Rod Length Check
1. Apply vacuum of -66.7 kPa (-500 mm-Hg, -19.69 in-Hg) to brake booster with a hand vacuum pump.
2. Add preload of 19.6 N (2 kg, 4.4 lbs.) to output rod.
3. Check output rod length.
Specified length: 10.275 - 10.525 mm (0.4045 - 0.4144 inch)
INSTALLATION
CAUTION:
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Be careful not to deform or bend brake tubes during installation of booster.
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Replace clevis pin if damaged.
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Refill with new brake fluid "DOT 3".
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Never reuse drained brake fluid.
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Take care not to damage brake booster mounting bolt thread when installing. Due to the narrow angle of installation, the threads can be damaged