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.
2005 Lincoln Aviator RWDFACTORY OEM SERVICE PROCEDURE
Climate Control System DTCS
CLIMATE CONTROL SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Action to Take |
|---|---|---|
| B2266 | LH blend door failure or short | GO to PINPOINT TEST A . |
| B2267 | RH blend door failure or short | GO to PINPOINT TEST A . |
| B1251 | A/C in-vehicle temperature sensor open circuit | GO to PINPOINT TEST B . |
| B1253 | A/C in-vehicle temperature sensor circuit short to ground | GO to PINPOINT TEST B . |
| B1255 | A/C ambient temperature sensor open circuit | GO to PINPOINT TEST C . |
| B1257 | A/C ambient temperature sensor circuit short to ground | GO to PINPOINT TEST C . |
| B1259 | A/C solar radiation sensor open circuit | GO to PINPOINT TEST D . |
| B1261 | A/C solar radiation sensor circuit short to ground | GO to PINPOINT TEST D . |
| B2268 | Steering wheel control switch open circuit | GO to PINPOINT TEST E . |
| B2269 | Steering wheel control switch circuit short to ground | GO to PINPOINT TEST E . |
| B2477 | Module not configured | Configure DATC module. |
Factory Service Tools
Use the Manual With the Right Hardware
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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.
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