Bosch Dishwasher B1STA4319B Parts

This upper trim strip finishes the top edge of the appliance's front opening, restoring a clean look and helping protect nearby components. Replace a cracked, missing, or loose strip to keep panels aligned and secure.

• Provides a finished edge along the upper portion of the door/face area
• Helps protect adjacent components from dust and minor splashes
• Maintains proper panel gaps and alignment
• Typical symptoms: visible cracks, warping, looseness, rattling, or exposed/sharp edges

• Disconnect power before servicing; also shut off water
• Remove the existing strip by releasing screws/clips; retain hardware for reuse
• Align the new strip and secure evenly—do not overtighten fasteners
• Check door/panel operation afterward to confirm proper fit and clearance

Wax motor for detergent/rinse-aid dispenser.

Fix a dishwasher door that won't close or latch properly. This latch and strike plate assembly restores secure door closure and safe operation.

Tall item spray head that attaches to the upper feed tube in your dishwasher. Replace if cracked, broken, missing, or won't lock into place properly.

Support strap that cushions and secures the dishwasher circulation motor, stabilizing the motor assembly to reduce vibration and help maintain alignment for steadier, quieter operation. Designed for circulation motors with softer bearings. What it does:

• Cushions and supports the circulation motor to limit movement and vibration and reduce motor noise.
• Secures the motor assembly to the tub/chassis to maintain proper clearance and fit.
• Helps prevent undue stress on motor bearings and mounting points that can cause premature wear.
• Commonly replaced when the strap is cracked, stretched, or no longer holds the motor firmly in place.

• Disconnect power and water supply before servicing; follow all safety and OEM service instructions.
• Remove access panels and any obstructing components to reach the circulation motor as required.
• Replace using the original mounting hardware; inspect motor mounts and bearings while accessible.
• Reassemble and run a short test cycle to confirm reduced vibration/noise and proper motor operation.

Connects the sump to the pressure chamber in your dishwasher. Replace if cracked, leaking, age-embrittled, or damaged. Includes 2 o-rings for secure fit.

Replacement front cover for dishwasher control module. Needed when plastic is cracked, broken, or switch actuators are worn or missing. Protects control board.

Dishwasher not draining or water pooling at bottom? A cracked sump disrupts water flow to the pump. This housing restores drainage and prevents leaks.

Replacement spray arm assembly that installs in the dishwasher tub to restore water distribution. Needed when the original is cracked, worn, or missing.

This is the cap that seals the rinse-aid dispenser reservoir on the inside of the dishwasher door. It threads or snaps into place to keep rinse aid contained until it is dispensed during the rinse cycle. Replace this cap if rinse aid leaks out prematurely, the cap is cracked or warped, or dishes are coming out spotted due to improper rinse-aid dispensing.

Right side door hinge for dishwashers. Installs on the right side of the door frame. Replace if bent, broken, or damaged from door falling too hard.

Replacement flip tine for dishwasher lower racks. Restores folding rack supports for loading dishes of various sizes. Silver finish blends with rack.

Pump housing cover for dishwashers. Replaces cracked, broken, or missing covers that protect the pump assembly. Installs over the pump mechanism.

Secures the sump assembly to the tub, preventing leaks and movement. Replace if worn, cracked, or if you notice water leaking from the base of your dishwasher.

If your dishwasher detergent dispenser won't open during the wash cycle, this actuator lever assembly with springs restores mechanical movement.

Dishwasher won't start when door closes? This magnetic reed switch detects door position and signals the control. Simple 15-minute DIY replacement.