Dishwasher door latch and door switch
The latch carries one or two switches that close when the door latches. The board will not start a cycle without them. Test continuity with the latch engaged and released.
Before you start
- Turn off the dishwasher breaker; it is often hard-wired
- Verify 0 V at the junction box before working on wiring
Diagnostic steps
Unlock all 6 steps with expected values
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