Trane Furnace Error Codes
12 diagnostic codes, 21 model families documented.
Official site
Model Families
| Family | Name | Fuel | Models |
| N | NPE032 | electric | 2 |
| NCB | NCB-240E, NCB-360E, NCB-480E | electric | 4 |
| NPE | NPE24 | gas | 10 |
| NXE | NXE120E | electric | 1 |
| S9V | S9V1, S9V2, S9V3, S9V4, S9V6 | gas | 1 |
| S9V2 | S9V2-048 | gas | 1 |
| S9X | S9X1, S9X2, S9X3, S9X4, S9X6 | gas | 4 |
| S9X2 | S9X2-048 | gas | 1 |
| TR | TR-240E | gas | 1 |
| XB | XB300, XB305, XB307 | dual_fuel | 4 |
| XB60 | XB60-240E | gas | 1 |
| XB70 | XB70-240E | gas | 1 |
| XB80 | XB80-240E | gas | 1 |
| XB90 | XB90-240E | gas | 1 |
| XE | XE90 | electric | 1 |
| XR | XR17 | electric | 8 |
| XR80 | XR80-360E | gas | 2 |
| XR90 | XR90-360E | gas | 2 |
| XR95 | XR95-360E | gas | 2 |
| XV | XV18 | electric | 5 |
| Z | ZVL | gas | 1 |