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Error code reference

Bosch Washer Error Code E:07

NTC shorted

Bosch codesBosch washer codes
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What the E:07 error code actually means

Your Bosch washer is detecting a problem with the water temperature sensor, which has stopped working correctly due to an internal failure or a wiring problem. This sensor tells the machine how hot the water is, and when it fails, the washer shuts down to avoid potential damage. A technician will need to test the sensor and its wiring to determine which part needs to be replaced.

Diagnostic procedure

The full E:07 procedure

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1
First diagnostic step
Run test P16; check NTC and wire harness.
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Most common causes of E:07

Ranked by how often they cause this code
  1. 1Failed NTC thermistor
  2. 2Chafed or pinched wire harness
  3. 3Corroded or damaged connector terminals
  4. 4Loose or intermittent connector seating

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Questions people ask about E:07

What does E:07 mean on a Bosch washer?
E:07 indicates the NTC thermistor, the sensor that monitors water temperature, has registered a short circuit condition. The control board detected an out-of-range resistance signal from the sensor and stopped the cycle as a safety measure. The fault points to either a defective NTC thermistor or a problem in the wire harness connecting it to the control board. Running diagnostic test P16 is the recommended first step to isolate the fault.
Is it safe to keep using my Bosch washer when E:07 is displayed?
It is not advisable to continue running the washer while E:07 is active. The NTC thermistor controls water temperature regulation, and a shorted sensor means the machine cannot accurately monitor heat levels during the wash cycle. Continuing to operate the appliance in this condition could result in overheating or improper cycle completion.
Will resetting my Bosch washer clear the E:07 error code?
A basic power reset may temporarily clear the error code display, but the fault will return as soon as the washer attempts to read the NTC thermistor again during a cycle. Because E:07 reflects an underlying electrical fault with the sensor or wiring, a reset does not address the root cause. The thermistor and harness must be tested and the defective component repaired or replaced to permanently resolve the error.
Can I fix E:07 on my Bosch washer myself?
A knowledgeable DIYer can inspect the wire harness for visible damage and check connector seating without specialized tools. Confirming a shorted NTC thermistor requires a multimeter to measure resistance across the sensor terminals. Replacing the thermistor or repairing a damaged harness is within the scope of an experienced DIYer, but running test P16 requires access to the service diagnostic mode, which may require familiarity with Bosch washer programming procedures.
How much does it cost to repair a Bosch washer E:07 error?
If only the NTC thermistor needs replacement, parts costs are typically in the range of $15 to $50 depending on the specific model. If a technician is required for diagnosis and repair, labor costs can bring the total to somewhere between $100 and $250. Harness repairs vary depending on the extent of damage and whether a full harness assembly must be sourced.

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