RA
Frigidaire Rinse Aid Dispenser Sensor Fault

Dishwasher displays RA; rinse aid indicator may not function correctly.

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Possible Causes

Faulty rinse aid level sensor, Damaged dispenser assembly, Loose wiring to dispenser, Control board misreading sensor

How to Fix / Troubleshooting

Safety First: Turn off power at the breaker before working on the door components.

  • 1. Refill rinse aid: Open the dispenser and fill with rinse aid to ensure the sensor is submerged and can read correctly.
  • 2. Inspect dispenser: Check for cracks or leaks around the rinse aid compartment. Clean any dried detergent or residue from the cap and opening.
  • 3. Access wiring: Remove the inner door panel to access the dispenser wiring. Ensure the connector is fully seated and wires are not pinched.
  • 4. Replace dispenser assembly: If the RA code persists, replace the complete Frigidaire detergent/rinse aid dispenser assembly, which includes the level sensor.

After replacement, clear the code by cycling power and running a test cycle.

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Repair Difficulty

Easy 2/5

Required Part

Detergent and Rinse Aid Dispenser
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