Bosch Dishwasher Error Code E0
This code is displayed when you enter diagnostic test mode and get saved fault codes from the control memory. The E0 code is displayed when no fault code is recorded.

Bosch Dishwasher Error Code E01 or E1
Fault Condition: Heating issue
Repair or Check: Check the water fill level. If water level is low then the heater will not turn on. If water level is correct then the flow switch or the heater could be bad. A heating failure means accessing the heater and requires removing the dishwasher tub.
Parts Required: Heater or Flow switch

Bosch Dishwasher Error Code E15
Fault Condition: No water in dishwasher or not sensing water.
Repair or Check: Tilt dishwasher back and the error code should disappear. While you tilt it press off button to clear. Stand it back to normal turn back on and dishwasher should run normally.
Parts Required: Tilting machine

Bosch Dishwasher Error Code E2
Fault Condition: Temperature sensor bad
Repair or Check: Accessing the sensor requires removing the dishwasher tub.
Parts Required: Temperature sensor / Thermistor

Bosch Dishwasher Error Code E22
Fault Condition: Residual water in sump
Repair or Check: Check for a blocked pump, a dirty filter, or grease build up.
Parts Required: Pump or clean filter

osch Dishwasher Error Code E24
Fault Condition: Drain error
Repair or Check: Circulation pump or main control issue.
Parts Required: Pump or control board module

Bosch Dishwasher Error Code E3
Fault Condition: Not filling with water
Repair or Check: If the water supply cut-off valve on the dishwasher is completely open but the dishwasher will not fill with water then shut off the water supply and unplug the dishwasher. Remove the water fill line and check to see if the water inlet screen valve is plugged up. If so then replace the water valve. Cleaning the screen can make the issue worse so always replace if the screen is clogged. The valve can get stuck open from gunk and therefore flood or overfill.
Parts Required: Water inlet valve

Bosch Dishwasher Error Code E4
Fault Condition: Water switch faulty
Repair or Check: Accessing the sensor requires removing the dishwasher tub.
Parts Required: Water level switch

Bosch Dishwasher Error Code E5
Fault Condition: Overfilled with water
Repair or Check: Remove the dishwasher from power by unplugging it. If the dishwasher keeps filling with water even after unplugged then replace the water inlet valve complete assembly. Check float switch.
Parts Required: Float switch or Water inlet valve assembly

Bosch Dishwasher Error Code E6
Fault Condition: Aqua sensor faulty
Repair or Check: Aqua sensor detects if the water is clean or dirty inside the dishwasher. Accessing the sensor requires removing the dishwasher tub.
Parts Required: Aqua sensor