RAM 1500 Truck 2WD V8-5.7L VIN D (2003)
the master cylinder mounting hole.
NOTE: Before installing the master cylinder, pump the brake pedal several times with the engine off to remove vacuum from the booster.
1. Install the master cylinder on the booster mounting studs.
2. Install new mounting nuts and tighten to 25 Nm (221 in. lbs.)
3. Install the brake lines and tighten to 19 Nm (170 in. lbs.)
4. Reconnect the electrical connector for the low fluid level switch.
5. Fill and bleed the base brake system.
Hydroboost
REMOVAL- HYDROBOOST
1. Remove the brake lines from the master cylinder.
2. Disconnect the electrical connector for the low fluid level.
3. Remove the mounting nuts from the master cylinder.
4. Remove the master cylinder.
NOTE: Using care remove the master cylinder directly forward in order not to dislodge the output rod from its seat inside the booster.
INSTALLATION - HYDROBOOST
NOTE: If master cylinder is replaced bleed cylinder before installation.
