E270
Soft lockout — exceeded maximum number of retries; no flame current sensed
This code typically points to
- Gas flow issue
- Ignitor did not light burner
- Weak or no flame signal
Next checks to confirm
- Check gas flow
- Confirm ignitor lights burner
- Check flame sensor current
Escalation
Soft lockout
Reset behavior
Clears when heat call finishes successfully.
Urgent
Fix now