Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
HVAC Control Module C1
Connector Part Information
OEM: 15126709
Service: -
Description: 20-Way F Receptacle 0.64 Unsealed (BN)
Terminal Part Information
Terminal/Tray: 7116-4618-02/14
Core/Insulation Crimp: P/P
Release Tool/Test Probe: J-38125-215/J-35616-64B (L-BU)
| Pin | Wire Color | Circuit No. | Function |
|---|---|---|---|
| 1 | - | - | Not Used |
| 2 | D-GN | 734 | Inside Air Temperature Sensor Signal |
| 3 | L-BU/BK | 590 | Driver Sunload Sensor Signal |
| 4 | GY | 1548 | Passenger Sunload Sensor Signal |
| 5-7 | - | - | Not Used |
| 8 | PK | 2145 | Air Temperature Switch Signal - Right (C69) |
| 9 | OG | 2615 | Auxiliary Mode Door Control (C69) |
| 10 | YE | 2214 | Auxiliary Air Temperature Door Control (C69) |
| 11-14 | - | - | Not Used |
| 15 | TN | 516 | Upper Left Air Temperature Sensor Signal |
| 16 | - | - | Not Used |
| 17 | GY | 5954 | Inside Air Temperature Sensor Motor Control |
| 18 | GY | 2599 | Auxiliary Mode Door Control (C69) |
| 19 | PU/WH | 760 | Auxiliary Blower Motor Speed Control (C69) |
| 20 | - | - | Not Used |
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.