A/C Heater Control (Manual Temperature Control) Connector End View (C1)
CONTROL-A/C-HEATER C1 (MTC) - BLACK 16 WAY
| CAV | CIRCUIT | FUNCTION |
| 1 | F23 20RD/OR (EARLY BUILD) | FUSED IGNITION SWITCH OUTPUT (RUN-START) |
| 1 | F500 20DG/PK (LATE BUILD) | FUSED RUN RELAY OUTPUT |
| 2 | A23 20RD/YL | FUSED B(+) (I.O.D.) |
| 3 | Z909 20BK/LG | GROUND |
| 4 | C105 18LB/LG | HVAC MUX CONTROL |
| 5 | C115 20DB | REAR WINDOW DEFOGGER RELAY CONTROL |
| 6 | C850 20LB/VT | BLOWER SWITCH POSITION SIGNAL |
| 7 | E12 20OR/GY | PANEL LAMPS DRIVER |
| 8 | - | - |
| 9 | E22 18OR/GY | INDICATOR DIMMER SIGNAL |
| 10 | - | - |
| 11 | - | - |
| 12 | - | - |
| 13 | - | - |
| 14 | - | - |
| 15 | - | - |
| 16 | - | - |