Cabin Heater Module Connector End View
CABIN HEATER MODULE (CHM)
| CAV | CIRCUIT | FUNCTION |
| 1 | 14RD | FUSED B(+) |
| 2 | 14BR | GROUND |
| 3 | 16BL/YL | FAN STAGE 1 RELAY HIGH SIDE CONTROL |
| 4 | 16DG | DOSING PUMP CONTROL |
| 5 | 16BL/RD | K-IC/ATC/HBM/CHM |
| 6 | 16BK/BL/DG (EXCEPT PROGRAM TIMER) | FUSED OPTIONAL EQUIPMENT RELAY OUTPUT |
| 6 | 16BL (PROGRAM TIMER) | CABIN HEATER CONTROL |
| 7 | 16BL (EXCEPT PROGRAM TIMER) | AUXILIARY HEATER SWITCH |
| 7 | 16YL (PROGRAM TIMER) | CABIN HEATER CONTROL |