Hands Free Module (HFM) - Electrical Diagnostics
| DTC | Description |
|---|---|
| B1438 | VOICE RECOGNITION SWITCH STUCK |
| B1439 | PHONE SWITCH STUCK |
| 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 |
| B222A | VEHICLE LINE MISMATCH |
| B222E | FLASH CHECKSUM PERFORMANCE |
| B2223 | (HFM) HANDS FREE PHONE INTERNAL |
| B2230 | RAM WRITE PERFORMANCE |
| U0019 | CAN B BUS |
| U0156 | LOST COMMUNICATION WITH ELECTRONIC OVERHEAD MODULE (EOM) |