Whirlpool Dishwasher Not Washing or Not Draining? Pump & Motor Assembly W11416363 — Fix No Wash / No Drain Fast

A failed pump and motor assembly is the most common cause of a Whirlpool dishwasher that fills with water but won’t wash, won’t drain, or hums without running. In most Whirlpool-platform dishwashers, the pump and motor assembly drives both the circulation impeller (which pressurizes water to the spray arms) and the drain impeller (which evacuates dirty water at the end of each cycle) — when the motor seizes or either impeller fails, the dishwasher loses washing action, draining ability, or both simultaneously. When it fails, dishes come out dirty, standing water remains in the tub after the cycle, or the motor hums and trips the thermal overload without turning. ⚡ Common failure point in Whirlpool, KitchenAid, and Maytag dishwashers after foreign object ingestion, bearing wear, or shaft seal failure. Part W11416363 is the genuine OEM replacement that restores full wash and drain function in a single assembly swap, directly superseding W11197948 and W11414076 with no modification required.

❓ Is This the Right Part?

This is the correct fix if ALL of the following are true:

• ✔ The dishwasher powers on and fills with water normally — the water inlet valve and float switch are confirmed functional
• ✔ The control board is operational — cycles start and the timer advances normally
• ✔ The door latch and door switch are confirmed OK — the dishwasher starts and runs
• ✔ The filter and sump area have been checked and cleared of debris — no foreign object jam present
• ✔ ONLY problem is no spray arm action, no washing, standing water after cycle, grinding/humming noise, or water leaking from under the unit

Not sure? Send us your model number — we’ll confirm before you order.

🔧 Common Symptoms

• Dishwasher fills with water but spray arms don’t spin — no washing action at all
• Dishwasher won’t drain — standing water in tub after cycle completes
• Motor hums or buzzes but pump won’t turn — seized motor or jammed impeller
• Dishes come out dirty or food-covered after a full cycle — loss of water pressure
• Loud grinding or growling noise during the wash cycle — bearing or impeller failure
• Water leaking from underneath the dishwasher — shaft seal failure allowing water into motor

✔ If these symptoms match, this is the most likely failed component in the system.

✔ In most cases, replacing this pump and motor assembly restores full wash and drain performance immediately after installation.

📦 Part Details

• Part Number: W11416363
• Type: Dishwasher Circulation Pump & Motor Assembly — integrated unit driving both wash circulation and drain impellers; Item #10 in diagram
• Replaces: W11197948, W11414076, AP6977723, PS12728637, EAP12728637 — no modification required
• Brands: Whirlpool, KitchenAid, Maytag, Amana, Jenn-Air

⚙️ Installation Notes

Skill Level: ADVANCED — 45–75 minutes. Disconnect power at the circuit breaker and shut off the water supply before servicing. Remove the lower rack, spray arm, filter assembly, and lower spray arm support to access the sump. Disconnect the wire harness connectors and drain hose from the pump, remove the mounting screws or rotate the twist-lock counterclockwise to release, and lift the assembly out. Install W11416363 in reverse order — rotate clockwise to lock — reconnect harness and drain hose, restore power and water, and run a full test cycle to confirm wash and drain operation. Have towels ready: residual water will drain from the sump when the pump is removed.

💡 Pro Tip

✓ Model-Specific Repair Pages