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.
2016 Ford Flex SEL, AWDFACTORY OEM SERVICE PROCEDURE
HVAC Module
DTC INDEX
| DTC | Description | Action to Take |
|---|---|---|
| B1034:11 | Left Front Seat Heater Element: Circuit Short to Ground | GO to Pinpoint Test N . |
| B1034:13 | Left Front Seat Heater Element: Circuit Open | GO to Pinpoint Test N . |
| B1036:11 | Right Front Seat Heater Element: Circuit Short to Ground | GO to Pinpoint Test O . |
| B1036:13 | Right Front Seat Heater Element: Circuit Open | GO to Pinpoint Test O . |
| B1038:11 | Left Front Seat Heater Sensor: Circuit Short to Ground | GO to Pinpoint Test N . |
| B1038:12 | Left Front Seat Heater Sensor: Circuit Short to Battery | GO to Pinpoint Test N . |
| B103A:11 | Right Front Seat Heater Sensor: Circuit Short to Ground | GO to Pinpoint Test O . |
| B103A:12 | Right Front Seat Heater Sensor: Circuit Short to Battery | GO to Pinpoint Test O . |
| All other DTCs | - | REFER to Climate Control System - General Information and Diagnostics . |
Factory Service Tools
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.