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 X2 (CJ2)
2006 Isuzu Ascender S, 4.2 S, 4WDSECTION HVAC Control Module X2 (CJ2)
WARNING: This page is about a different car, the 2008 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
HVAC Control Module X2 (CJ2)
| Pin | Wire | Circuit | Function |
|---|---|---|---|
| A | 0.35 D-GN | 734 | Inside Air Temperature Sensor Signal |
| B | 0.35 L-GN/BK | 735 | Ambient Air Temperature Sensor Signal |
| C | 0.35WH | 2338 | Upper Left Air Temperature Sensor Signal |
| D | 0.35 GY | 2336 | Upper Right Air Temperature Sensor Signal |
| E | 0.35WH/BK | 2339 | Lower Left Air Temperature Sensor Signal |
| F | 0.35 GY/BK | 2337 | Lower Right Air Temperature Sensor Signal |
| G | 0.35 PU | 1838 | Recirculation Door Position Signal |
| H-J | - | - | Not Used |
| K | 0.35 BN | 718 | Low Reference |
| L | 0.35WH/BK | 1236 | Inside Air Temperature Sensor Assembly Control |
| M | 0.35 PU/WH | 760 | Blower Motor Speed Control |
Connector Part Information
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Terminal Part Information
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RENDER: 1.0x
NO RELATED
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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.