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.
2014 Jeep Compass Limited, FWDFACTORY OEM SERVICE PROCEDURE
Module, Hands Free (HFM)
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| B143B | MICROPHONE 1 CIRCUIT LOW |
| B143C | MICROPHONE 1 CIRCUIT HIGH |
| B143E | MICROPHONE 2 CIRCUIT LOW |
| B143F | MICROPHONE 2 CIRCUIT HIGH |
| B2205 | ORIGINAL VIN MISSING/MISMATCH |
| U0019 | CAN B BUS |
| U0141 | LOST COMMUNICATION WITH IPM (FCM/TIPM) |
| U0155 | LOST COMMUNICATION WITH CLUSTER/CCN |
| U0184 | LOST COMMUNICATION WITH RADIO |
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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