Error code reference

Frigidaire Dishwasher Error Code i51

Asynchronous washing motor problem

Asynchronous washing motor problem - pump runs without being activated by software due to short-circuit.

First step from the service manual

Check wash and drain motor wire harness and connections to PCB

The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.

MyPros+ Max

$29/month · Cancel anytime · Or $9.95 3-day pass

M+

M+ Max·Frigidaire Dishwasher

i51 on my Frigidaire Dishwasher

M+

Asynchronous washing motor problem - pump runs

From Service Manual 856395, p.47:

1.Check wash and drain motor wire harness and connections to PCB

2.Measure drain pump winding resistance at connector J7 on the main control. Expected: 12 to 16 ohms at room temperature.

3.Back-probe the pump driver output under load. Verify the board switches the pump at 120 VAC during the drain portion of the cycle.

Part 5304497818

Drain pump

78,000+ service manuals · 160,000+ error codes · 55+ brands

$29/month · Cancel anytime · Or $9.95 3-day pass