Error code reference
Lennox Air Conditioner Error Code E132
Internal software error on the outdoor control.
Internal software error on the outdoor control.
First step from the service manual
Replace outdoor control.
The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.
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- Step-by-step tests with expected resistance, voltage, and continuity values
- Wiring diagram references and connector pinouts from the OEM service manual
- Verified part numbers when replacement is required
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