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Error code reference

GE Dishwasher Error Code 130

Temperature sensor failure indicated during service mode main pump test on 3-digit display models; reads 130…

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Temperature sensor failure indicated during service mode main pump test on 3-digit display models; reads 130 regardless of water temperature, indicating the turbidity sensor (which contains the thermistor) should be replaced.

First step from the service manual

Verify wiring connections are OK, then replace the turbidity sensor.

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

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What 130 means on a GE dishwasher

Error code 130 on a GE dishwasher appears during the service mode main pump test on 3-digit display models and indicates a temperature sensor failure. During this test, the control reads the thermistor output to verify water temperature. When the display shows 130 regardless of actual water temperature, the control has detected that the thermistor is returning a fixed, out-of-range value rather than responding dynamically to thermal conditions. This is a clear sign that the temperature sensing circuit is not functioning correctly.

The thermistor responsible for water temperature measurement is physically housed inside the turbidity sensor assembly on these GE models. The turbidity sensor primarily monitors water clarity to optimize wash cycles, but it also integrates the thermistor for temperature feedback to the main control board. Because these two components share a single assembly, a failed thermistor cannot be replaced independently. The entire turbidity sensor must be replaced as a unit.

The most common cause of this fault is an internal failure of the thermistor element within the turbidity sensor, though wiring issues between the sensor and the control board can produce the same symptom. Before condemning the sensor itself, inspecting the wiring harness connections at both the sensor and the control board is the recommended first step. Corroded pins, loose connectors, or damaged wiring can all cause the control to read an incorrect fixed value. If connections are clean and secure, replacing the turbidity sensor assembly resolves the fault in the vast majority of cases.

Source: manufacturer service documentation.

Common causes of 130

  1. 01

    Failed thermistor inside the turbidity sensor

    Part replacement

    The thermistor element within the turbidity sensor assembly has failed internally, causing it to output a fixed value of 130 regardless of actual water temperature. Because the thermistor is integrated into the turbidity sensor unit, the entire assembly must be replaced.

  2. 02

    Loose or disconnected wiring connector at the turbidity sensor

    Wiring / connection

    A loose connector at the turbidity sensor can interrupt the thermistor signal and cause the control to read a fixed, incorrect value. Inspect the connector at the sensor body and reseat it firmly before replacing any parts.

  3. 03

    Corroded or damaged wiring harness pins

    Wiring / connection

    Corrosion on the wiring harness pins connected to the turbidity sensor can degrade the signal enough to produce an erroneous fixed reading. Inspect the pins for discoloration, buildup, or physical damage and clean or repair as needed.

  4. 04

    Open circuit in the sensor wiring

    Wiring / connection

    A broken wire in the harness running between the turbidity sensor and the control board will prevent any temperature data from reaching the control, triggering the 130 fault. Continuity testing along the harness can confirm whether a wire break is present.

See the test procedure for each cause

Frequently asked questions about 130

What does 130 mean on a GE dishwasher?
Error code 130 on a GE dishwasher indicates a temperature sensor failure detected during the service mode main pump test. The control reads a fixed value of 130 from the thermistor regardless of actual water temperature, meaning the temperature sensing circuit is not responding correctly. The thermistor is built into the turbidity sensor assembly on these models, so the turbidity sensor is the component to inspect and replace.
Can I fix error code 130 on my GE dishwasher myself?
Yes, this repair is manageable for a confident DIYer. Start by checking the wiring connections at the turbidity sensor for looseness or corrosion and reseat any connectors that appear suspect. If connections are in good condition, the turbidity sensor assembly will need to be replaced. The sensor is typically located in the sump area of the dishwasher and requires draining and partial disassembly to access.
Will resetting my GE dishwasher clear error code 130?
Resetting the dishwasher will not permanently clear error code 130 if the underlying fault is still present. Because the code reflects an actual hardware problem with the thermistor or its wiring, the fault will return as soon as the control attempts to read temperature again. The wiring and turbidity sensor must be addressed before the error will stay cleared.
Is it safe to use my GE dishwasher when error code 130 is displayed?
Running the dishwasher with a failed temperature sensor is not recommended. The control relies on thermistor feedback to regulate water heating accurately, and operating without valid temperature data can result in improper cycle performance and potentially inadequate sanitation. It is best to resolve the fault before using the appliance for regular wash cycles.
How much does it cost to fix error code 130 on a GE dishwasher?
If the repair only requires reseating a loose connector, there is no parts cost involved. If the turbidity sensor assembly needs to be replaced, parts typically range from around 30 to 80 dollars depending on the specific model. Adding professional labor for diagnosis and installation can bring the total repair cost to somewhere between 100 and 200 dollars or more.

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