Caravan FWD V6-3.3L VIN 3 Flex Fuel (2001)
Vacuum Brake Booster: Service and Repair
REMOVAL - POWER BRAKE BOOSTER
CAUTION: Reserve vacuum in power brake booster must be pumped down (removed) before removing master cylinder from booster. This is
necessary to prevent booster from sucking in any contamination as master cylinder is removed. This can be done simply by pumping the brake pedal,
with the vehicle's engine not running, until a firm feeling brake pedal is achieved.
1. With engine not running, pump the brake pedal until a firm pedal is achieved (4 - 5 strokes).
2. Remove negative battery cable terminal from battery.
3. Remove positive battery cable terminal from battery.
4. Remove battery thermal guard shield.
5. Remove battery clamp, nut and battery from the battery tray.
6. Remove screw securing engine coolant filler tube to battery tray.
7. If the vehicle is equipped with speed control, disconnect the vacuum hose at the vacuum tank built into the battery tray.
8. Remove the two nuts and one bolt securing battery tray in place. Remove battery tray.
9. If vehicle is equipped with speed control:
a. Disconnect wiring harness connector from the speed control servo.
b. Remove the two servo mounting nuts.
c. Lay speed control servo off to the side, out of the way.
10. Remove the wiper module (unit).
11. Disconnect wiring harness connector from brake fluid level switch in master cylinder fluid reservoir.
CAUTION: Before removing the master cylinder from the power brake vacuum booster, the master cylinder and vacuum booster must be
thoroughly cleaned. This must be done to prevent dirt particles from falling into the power brake vacuum booster.
12. Clean area where master cylinder assembly attaches to power brake booster. Use only a solvent such as Mopar Brake Parts Cleaner or equivalent.
