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Error code reference

GE Dishwasher Error Code 888

CSM is tripped

GE codesGE dishwasher codes

CSM is tripped - dishwasher is non-responsive, displayed on models with a display until CSM is reset.

First step from the service manual

Cycling power or entering Service Mode will reset the CSM. Diagnose underlying cause of CSM trip.

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

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What 888 means on a GE dishwasher

Error code 888 on a GE dishwasher indicates that the Current Sense Module (CSM) has tripped, placing the appliance in a non-responsive state. The CSM is a protective circuit that monitors electrical current flow through the dishwasher's systems. When it detects an abnormal current condition, such as an overcurrent or short circuit event, it trips to prevent further electrical damage to the control board or connected components. On models equipped with a display, the 888 code will remain visible until the CSM is manually reset.

Resetting the CSM is accomplished either by cycling power to the unit (cutting power at the breaker or unplugging for a short period) or by entering the dishwasher's Service Mode. However, a reset alone does not resolve the underlying problem. If the condition that caused the CSM to trip is still present, the module will trip again shortly after the dishwasher is returned to operation. For this reason, a full diagnostic of the electrical system is necessary following any reset.

Common triggers for a CSM trip include shorts or excessive current draw in the wash motor, drain pump, heating element, or wiring harness. A failed component that is drawing more current than the circuit expects will cause the CSM to activate. Technicians should inspect these high-current components systematically after performing the reset, checking for signs of winding failure, insulation breakdown, or damaged wiring before returning the unit to service.

Source: manufacturer service documentation.

Common causes of 888

  1. 01

    Wash Motor Overcurrent

    Part replacement

    A failing or seized wash motor can draw excessive current, triggering the CSM. Inspect the motor for signs of overheating, seized bearings, or winding failure.

  2. 02

    Drain Pump Electrical Fault

    Part replacement

    A short or overcurrent condition in the drain pump is a frequent CSM trip trigger. Check the pump motor windings and wiring connections for shorts or damage.

  3. 03

    Damaged or Shorted Wiring Harness

    Wiring / connection

    Pinched, chafed, or water-damaged wiring anywhere in the circuit can create a short that trips the CSM. Inspect the full harness visually and test for continuity issues.

  4. 04

    Heating Element Short to Ground

    Part replacement

    A heating element that has failed and is shorting to ground will cause an overcurrent event. Test the element for resistance and continuity to the chassis ground.

  5. 05

    Control Board Fault

    Part replacement

    In some cases, an internal fault on the main control board itself can cause an abnormal current condition that trips the CSM. This is typically diagnosed after ruling out all other components.

See the test procedure for each cause

Frequently asked questions about 888

What does 888 mean on a GE dishwasher?
The 888 code means the Current Sense Module (CSM) has tripped due to a detected electrical fault, leaving the dishwasher completely non-responsive. It will display on the panel until the CSM is reset. The code itself does not identify the specific failed component, so further diagnosis is required after resetting. Simply clearing the code without fixing the root cause will result in it returning.
Will resetting my GE dishwasher clear the 888 error code?
Yes, cycling the power at the circuit breaker or entering Service Mode will reset the CSM and clear the 888 display. However, if the underlying electrical fault is still present, the CSM will trip again once the dishwasher attempts to operate. A reset should always be followed by a full diagnostic inspection of the motor, pump, heating element, and wiring.
Is it safe to keep using my GE dishwasher after an 888 error?
You should not continue using the dishwasher until the cause of the CSM trip has been identified and corrected. The CSM tripped because it detected an abnormal current condition, which can indicate a serious electrical fault such as a short circuit or a failing motor. Running the unit before resolving the underlying issue risks additional damage to the control board or wiring.
How much does it cost to repair a GE dishwasher showing error code 888?
Repair costs depend entirely on which component caused the CSM to trip. A wiring harness repair may cost between $75 and $200 in parts and labor, while replacing a wash motor or control board can range from $150 to $400 or more. A service call to diagnose the root cause is strongly recommended before purchasing any parts.
Can I fix the 888 error on my GE dishwasher myself?
A knowledgeable DIYer can perform the power cycle reset and inspect visible wiring for obvious damage. However, diagnosing the specific component that caused the CSM to trip requires testing motors, pumps, and the heating element for electrical faults, which involves working with internal wiring and using a multimeter. If you are not comfortable with electrical diagnostics, a qualified technician should handle the repair.

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