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 Volvo XC90 T-6FACTORY OEM SERVICE PROCEDURE
Phone Module (PHM) DTCS
PHONE MODULE (PHM) - DTC INDEX
| DTC | Description |
|---|---|
| PHM-0001 | Power supply. Faulty signal |
| PHM-000B | Telephone handset cradle. Signal too high/signal missing |
| PHM-000D | Telephone handset microphone. Signal too low |
| PHM-000F | Telephone handset speaker. Signal too high/signal missing |
| PHM-0010 | Telephone handset speaker. Signal too low |
| PHM-0012 | Telephone handset voltage feed. Signal too low |
| PHM-0013 | Control module. Internal fault |
| PHM-0014 | Telephone antenna. Signal too high/signal missing |
| PHM-0015 | Control module. Internal fault |
| PHM-0020 | Telephone handset microphone. Signal too high/signal missing |
| PHM-0022 | Telephone handset voltage feed. Signal too high |
| PHM-0068 | SIM-card holder. Signal missing |
| PHM-006A | Communication problems MOST. Internal fault |
| PHM-006B | Control module. Internal fault |
| PHM-006C | Telephone handset cradle. Signal too low |
| PHM-E001 | Control module communication. Faulty communication |
| PHM-E003 | Configuration fault. Faulty configuration |
| PHM-E010 | Voltage feed. Incorrect signal |
| PHM-XXXX | Unknown diagnostic trouble code (DTC) for the current control module version |
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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.
