Maytag
Dishwasher

Model #MDC4650AWW Official Maytag dishwasher

Here are the diagrams and repair parts for Maytag MDC4650AWW dishwasher, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Owner’s manual

Showing 10 of 153 parts

Appliance Faucet Adapter (replaces W10254672)#10

Cabinet & faucet coupler assy. Diagram

Aerator & pl

Part #900159
Replaced by #WPW10254672
?
Manufacturer substitution
This part replaces 900159. Substitute parts can look different from the original.
BEST SELLER
In Stock
$35.83 | 
12% OFF 
Phone Price: $40.83
Appliance Faucet Adapter (replaces W10254672)#26

Cabinet & faucet coupler assy. Diagram

Aerator

Part #900084
Replaced by #WPW10254672
?
Manufacturer substitution
This part replaces 900084. Substitute parts can look different from the original.
BEST SELLER
In Stock
$35.83 | 
12% OFF 
Phone Price: $40.83
Appliance Hose Clamp (replaces 22003072, 596669, W10286357)#3

Tub Diagram

Clamp spring

Part #911856
Replaced by #WP596669
?
Manufacturer substitution
This part replaces 911856. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
In Stock
$4.37 | 
19% OFF 
Phone Price: $5.37
Dishwasher Door Cable (replaces 99003446)#11

Tub Diagram

Dishwasher door cable

Part #99003446
Replaced by #WP99003446
?
Manufacturer substitution
This part replaces 99003446. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
In Stock
$6.49 | 
13% OFF 
Phone Price: $7.49
Dishwasher Spray Arm Nut#1

Pump & motor Diagram

Dishwasher lower spray arm cap

Part #99002654
Replaced by #WP99002654
?
Manufacturer substitution
This part replaces 99002654. Substitute parts can look different from the original.
This item is not returnable
In Stock
$6.79 | 
13% OFF 
Phone Price: $7.79
Dishwasher Accumulator Assembly#7

Pump & motor Diagram

Filter flow plate

Part #99002661
Replaced by #WPW10192799
?
Manufacturer substitution
This part replaces 99002661. Substitute parts can look different from the original.
In Stock
$101.20 | 
28% OFF 
MSRP: $140.00
Dishwasher Float Assembly#22

Tub Diagram

Dishwasher float switch

Part #99002631
Replaced by #W10202535
?
Manufacturer substitution
This part replaces 99002631. Substitute parts can look different from the original.
In Stock
$101.07 | 
9% OFF 
Phone Price: $111.07
Dishwasher Float Assembly#21

Tub Diagram

Float

Part #99002630
Replaced by #W10202535
?
Manufacturer substitution
This part replaces 99002630. Substitute parts can look different from the original.
In Stock
$101.07 | 
9% OFF 
Phone Price: $111.07
Dishwasher Circulation Impeller#6

Pump & motor Diagram

Dishwasher pump impeller

Part #99002659
Replaced by #WP99002659
?
Manufacturer substitution
This part replaces 99002659. Substitute parts can look different from the original.
In Stock
$33.19 | 
13% OFF 
Phone Price: $38.19
Dishwasher Heating Element#14

Tub Diagram

Heater element

Part #99002971
Replaced by #W10283681
?
Manufacturer substitution
This part replaces 99002971. Substitute parts can look different from the original.
In Stock
$67.31 | 
10% OFF 
Was: $74.79

Symptoms common to all dishwashers

Choose a symptom to see related dishwasher repairs.

Main cause: damaged rack height adjuster
Main causes: water supply problem, stuck overfill float, clogged water inlet valve screen, water inlet valve failure
Main causes: improper loading, low water temperature, improper detergent dosage, detergent dispenser failure, spray arm or pump problems
Main causes: damaged or stuck spray arm, leaking door seal, damaged door hinge, leaky heating element water seal, cracked water supply line
Main causes: broken door latch, tripped circuit breaker, broken heating element, faulty vent fan, sensor failure, control system problem
Main causes: light switch beside the sink turned off, lack of power, bad dishwasher door switch, control system failure, wiring problem
Main causes: clogged kitchen sink drain, clogged drain hose, drain check valve damaged, drain pump failure, control system problem
Main causes: broken door spring, damaged or broken door hinge
Main causes: glass or popcorn kernel stuck in the chopper blade, drain line vibrating against the cabinet, debris in wash pump or drain pump

Repair guides common to all dishwashers

These step-by-step repair guides will help you safely fix what’s broken on your dishwasher.

How to replace a dishwasher door latch assembly

If the dishwasher door doesn't click shut, a broken door latch is a likely cause. Follow these instructions to replace it yourself.

Repair difficulty
Time required