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Error code reference

Frigidaire Dishwasher Error Code i5D

DP BLDC motor high current

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What the i5D error code actually means

Your dishwasher's drain pump motor is working harder than it should, pulling more electrical current than the control board allows. This is often caused by a clog or blockage in the drain pump, but it can also point to a wiring issue or a worn-out pump motor. The dishwasher shuts down to prevent damage to the motor and electronics.

Diagnostic procedure

The full i5D procedure

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MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Check drain motor wire harness and connections to PCB
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Most common causes of i5D

Ranked by how often they cause this code
  1. 1Drain pump obstruction
  2. 2Damaged or corroded wire harness
  3. 3Faulty drain pump BLDC motor
  4. 4Seized drain pump impeller
  5. 5Faulty PCB current sensing circuit

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Questions people ask about i5D

What does i5D mean on a Frigidaire dishwasher?
The i5D code means the dishwasher's drain pump brushless DC motor has exceeded the maximum allowed current draw of 0.550 amps. The control board detects this overload condition and stops operation to protect the motor and electronics. Common triggers include drain pump blockages, wiring faults, and a failing motor.
Will resetting my Frigidaire dishwasher clear the i5D code?
A reset may temporarily clear the i5D code, but if the underlying cause is not addressed, the fault will return as soon as the drain pump runs again. Resetting is useful for confirming whether the issue is intermittent, but it is not a fix for a clogged impeller, damaged wiring, or a failing motor.
How much does it cost to repair a Frigidaire dishwasher with an i5D error?
Repair costs vary depending on the root cause. Clearing a drain pump blockage yourself costs nothing beyond your time. A replacement drain pump motor typically runs in the range of $40 to $120 for the part, with professional labor adding $80 to $200 depending on your area. A PCB replacement, if needed, can bring the total cost significantly higher.
How do I fix the i5D error on my Frigidaire dishwasher?
Start by checking the drain pump wire harness and its connection to the PCB for damage or loose pins. Next, clean out the drain filter and inspect the pump impeller for obstructions like food debris or broken glass. If the wiring and impeller are clear and the error returns, the drain pump motor likely needs to be replaced.
Is it safe to keep using my dishwasher with an i5D error?
It is not recommended to continue running the dishwasher while the i5D fault is active. The error exists to prevent the drain motor from overheating or sustaining damage from prolonged high-current operation. Continued use without resolving the fault could worsen the damage and potentially affect the control board as well.

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