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.
2007 Volvo S60 Base, FWDFACTORY OEM SERVICE PROCEDURE
Differential Electronic Module (DEM) DTCS
DIFFERENTIAL ELECTRONIC MODULE (DEM) DTC INDEX
| Volvo Code | Description |
|---|---|
| DEM-0001 | Temperature sensor. Faulty signal (AW50/51 AWD) |
| DEM-0001 | Temperature sensor. Faulty signal (M66 AWD; TF-80SC AWD) |
| DEM-0002 | Pressure sensor. Faulty signal (AW50/51 AWD) |
| DEM-0002 | Pressure sensor. Faulty signal (M66 AWD; TF-80SC AWD) |
| DEM-0003 | System voltage. Faulty voltage (AW50/51 AWD) |
| DEM-0003 | System voltage. Faulty voltage (M66 AWD) |
| DEM-0003 | System voltage. Faulty voltage (TF-80SC AWD) |
| DEM-0005 | Control valve. Internal fault (AW50/51 AWD) |
| DEM-0005 | Control valve. Internal fault (M66 AWD) |
| DEM-0005 | Control valve. Internal fault (TF-80SC AWD) |
| DEM 0006 | Feed pump. Faulty signal (AW50/51 AWD) |
| DEM 0006 | Feed pump. Faulty signal (TF-80SC AWD) |
| DEM 0006 | Feed pump. Faulty signal (M66 AWD) |
| DEM-0007 | Hydraulic pressure. Incorrect value (TF-80SC AWD) |
| DEM-0007 | Hydraulic pressure. Incorrect value (AW50/51 AWD) |
| DEM-0007 | Hydraulic pressure. Incorrect value (M66 AWD) |
| DEM-0008 | Control module, calibration fault. Internal fault (AW50/51 AWD) |
| DEM-0008 | Control module, calibration fault. Internal fault (M66 AWD) |
| DEM-0008 | Control module, calibration fault. Internal fault (TF-80SC AWD) |
| DEM-0009 | Control module Analog/Digital converter. Internal fault (AW50/51 AWD) |
| DEM-0009 | Control module Analog/Digital converter. Internal fault (M66 AWD) |
| DEM-0009 | Control module Analog/Digital converter. Internal fault (TF-80SC AWD) |
| DEM-000A | Power supply. Faulty voltage (AW50/51 AWD) |
| DEM-000A | Power supply. Faulty voltage (M66 AWD) |
| DEM-000A | Power supply. Faulty voltage (TF-80SC AWD) |
| DEM-000B | Oil pressure. Incorrect value (AW50/51 AWD) |
| DEM-000B | Oil pressure. Incorrect value (M66 AWD) |
| DEM-000B | Oil pressure. Incorrect value (TF-80SC AWD) |
| DEM-000C | Control module. Faulty hardware (AW50/51 AWD) |
| DEM-000C | Control module. Faulty hardware (M66 AWD) |
| DEM-000C | Control module. Faulty hardware (TF-80SC AWD) |
| DEM-E000 | Control module communication. Faulty communication (AW50/51 AWD) |
| DEM-E000 | Control module communication. Faulty communication (M66 AWD) |
| DEM-E000 | Control module communication. Faulty communication (TF-80SC AWD) |
| DEM-E003 | Configuration fault. Faulty configuration (AW50/51 AWD) |
| DEM-E003 | Configuration fault. Faulty configuration (M66 AWD) |
| DEM-E003 | Configuration fault. Faulty configuration (TF-80SC AWD) |
| DEM-XXXX | Unknown diagnostic trouble code (DTC) for the current control module version (AW50/51 AWD) |
| DEM-XXXX | Unknown diagnostic trouble code (DTC) for the current control module version (M66 AWD) |
| DEM-XXXX | Unknown diagnostic trouble code (DTC) for the current control module version (TF-80SC AWD) |
Factory Service Tools
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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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