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.
2011 Volvo C70FACTORY OEM SERVICE PROCEDURE
Steering Wheel Module (SWM) DTCS
STEERING WHEEL MODULE (SWM) - DTC INDEX
| DTC | Description |
|---|---|
| SWM-0001 | Reset button. Activated too long |
| SWM-0001 | Reset button. Activated too long (B5254T7) |
| SWM-0002 | Read button. Activated too long |
| SWM-0002 | Read button. Activated too long (B5254T7) |
| SWM-0003 | Headlamp flash. Activated too long |
| SWM-0003 | Headlamp flash. Activated too long (B5254T7) |
| SWM-0004 | Turn signal lamp stalk. Invalid combination |
| SWM-0004 | Turn signal lamp stalk. Invalid combination (B5254T7) |
| SWM-0005 | Windshield wiper lever. Invalid combination |
| SWM-0005 | Windshield wiper lever. Invalid combination (B5254T7) |
| SWM-0006 | Rain sensor button. Activated too long |
| SWM-0006 | Rain sensor button. Activated too long (B5254T7) |
| SWM-000C | Windshield wiper lever. Invalid combination |
| SWM-000C | Windshield wiper lever. Invalid combination (B5254T7) |
| SWM-000D | Windshield wiper lever. Invalid combination |
| SWM-000D | Windshield wiper lever. Invalid combination (B5254T7) |
| SWM-000E | Windshield wiper lever. Invalid combination |
| SWM-000E | Windshield wiper lever. Invalid combination (B5254T7) |
| SWM-000F | Windshield wiper lever. Invalid combination |
| SWM-000F | Windshield wiper lever. Invalid combination (B5254T7) |
| SWM-0014 | RTI multi-button. Invalid combination |
| SWM-0014 | RTI multi-button. Invalid combination (B5254T7) |
| SWM-0016 | Cruise control ON/OFF button. Activated too long |
| SWM-0016 | Cruise control ON/OFF button. Activated too long (B5254T7) |
| SWM-0017 | Cruise control Resume button. Activated too long |
| SWM-0017 | Cruise control Resume button. Activated too long (B5254T7) |
| SWM-0018 | Cruise control Cancel button. Activated too long |
| SWM-0018 | Cruise control Cancel button. Activated too long (B5254T7) |
| SWM-0019 | Cruise control Set+ button. Activated too long |
| SWM-0019 | Cruise control Set+ button. Activated too long (B5254T7) |
| SWM-001A | Cruise control Set- button. Activated too long |
| SWM-001A | Cruise control Set- button. Activated too long (B5254T7) |
| SWM-001B | Carphone YES-button. Activated too long |
| SWM-001B | Carphone YES-button. Activated too long (B5254T7) |
| SWM-001C | Carphone NO button. Activated too long |
| SWM-001C | Carphone NO button. Activated too long (B5254T7) |
| SWM-001D | Volume+ button. Activated too long |
| SWM-001D | Volume+ button. Activated too long (B5254T7) |
| SWM-001E | Volume- button. Activated too long |
| SWM-001E | Volume- button. Activated too long (B5254T7) |
| SWM-0020 | Scan+ button. Activated too long |
| SWM-0020 | Scan+ button. Activated too long (B5254T7) |
| SWM-0021 | Scan- button. Activated too long |
| SWM-0021 | Scan- button. Activated too long (B5254T7) |
| SWM-0022 | RTI Enter button. Activated too long |
| SWM-0022 | RTI Enter button. Activated too long (B5254T7) |
| SWM-0023 | RTI Reset button. Activated too long |
| SWM-0023 | RTI Reset button. Activated too long (B5254T7) |
| SWM-0024 | RTI Up button. Activated too long |
| SWM-0024 | RTI Up button. Activated too long (B5254T7) |
| SWM-0025 | RTI Down button. Activated too long |
| SWM-0025 | RTI Down button. Activated too long (B5254T7) |
| SWM-0026 | RTI Left button. Activated too long |
| SWM-0026 | RTI Left button. Activated too long (B5254T7) |
| SWM-0027 | RTI Right button. Activated too long |
| SWM-0027 | RTI Right button. Activated too long (B5254T7) |
| SWM-0031 | Cruise control. Communication problems |
| SWM-0031 | Cruise control. Communication problems (B5254T7) |
| SWM-0032 | Cruise control. Initiation fault |
| SWM-0032 | Cruise control. Initiation fault (B5254T7) |
| SWM-0033 | Windshield wiper lever. Faulty signal |
| SWM-0033 | Windshield wiper lever. Faulty signal (B5254T7) |
| SWM-0200 | Steering wheel angle sensor. Faulty signal |
| SWM-0200 | Steering wheel angle sensor. Faulty signal (B5254T7) |
| SWM-0201 | Steering wheel angle sensor. Faulty signal |
| SWM-0201 | Steering wheel angle sensor. Faulty signal (B5254T7) |
| SWM-0202 | Steering wheel angle sensor. Faulty signal |
| SWM-0202 | Steering wheel angle sensor. Faulty signal (B5254T7) |
| SWM-0203 | Steering wheel angle sensor. Faulty signal |
| SWM-0203 | Steering wheel angle sensor. Faulty signal (B5254T7) |
| SWM-0204 | Steering wheel angle sensor. Current too low |
| SWM-0204 | Steering wheel angle sensor. Current too low (B5254T7) |
| SWM-0206 | Steering wheel module (SWM). Internal fault |
| SWM-0206 | Steering wheel module (SWM). Internal fault (B5254T7) |
| SWM-0207 | Steering wheel module (SWM). Internal fault |
| SWM-0207 | Steering wheel module (SWM). Internal fault (B5254T7) |
| SWM-0208 | Steering wheel module (SWM). Internal fault |
| SWM-0208 | Steering wheel module (SWM). Internal fault (B5254T7) |
| SWM-0209 | Steering wheel module (SWM). Internal fault |
| SWM-0209 | Steering wheel module (SWM). Internal fault (B5254T7) |
| SWM-020A | Steering wheel module (SWM). Calibration fault |
| SWM-020A | Steering wheel module (SWM). Calibration fault (B5254T7) |
| SWM-0A01 | Steering wheel module (SWM). Internal fault |
| SWM-0A01 | Steering wheel module (SWM). Internal fault (B5254T7) |
| SWM-0A03 | Rear windshield wiper. No function |
| SWM-0A03 | Rear windshield wiper. No function (B5254T7) |
| SWM-0A04 | Rear windshield wiper. No function |
| SWM-0A04 | Rear windshield wiper. No function (B5254T7) |
| SWM-0A06 | Cruise control. No function |
| SWM-0A06 | Cruise control. No function (B5254T7) |
| SWM-0A07 | Reset button. No function |
| SWM-0A07 | Reset button. No function (B5254T7) |
| SWM-0A08 | Reset button. No function |
| SWM-0A08 | Reset button. No function (B5254T7) |
| SWM-0A09 | Rain sensor button. No function |
| SWM-0A09 | Rain sensor button. No function (B5254T7) |
| SWM-0A0A | Rain sensor. No function |
| SWM-0A0A | Rain sensor. No function (B5254T7) |
| SWM-0A0B | Steering wheel switch right (SWSR). No function |
| SWM-0A0B | Steering wheel switch right (SWSR). No function (B5254T7) |
| SWM-0A0C | Steering wheel switches. Invalid combination |
| SWM-0A0C | Steering wheel switches. Invalid combination (B5254T7) |
| SWM-0A0D | Steering wheel switches. Incorrect keypad installed |
| SWM-0A0D | Steering wheel switches. Incorrect keypad installed (B5254T7) |
| SWM-0A0E | Steering wheel module (SWM). Wrong version mounted |
| SWM-0A0E | Steering wheel module (SWM). Wrong version mounted (B5254T7) |
| SWM-0A10 | Communication with control modules. Signal missing |
| SWM-0A10 | Communication with control modules. Signal missing (B5254T7) |
| SWM-0A11 | Communication with control modules. Signal missing |
| SWM-0A11 | Communication with control modules. Signal missing (B5254T7) |
| SWM-0A12 | Communication with control modules. Faulty signal |
| SWM-0A12 | Communication with control modules. Faulty signal (B5254T7) |
| SWM-DD00 | Communication with control modules. Communication problems |
| SWM-DD00 | Communication with control modules. Communication problems (B5254T7) |
| SWM-DD01 | Communication with control modules. Communication problems |
| SWM-DD01 | Communication with control modules. Communication problems (B5254T7) |
| SWM-DD02 | Communication with control modules. Communication problems |
| SWM-DD02 | Communication with control modules. Communication problems (B5254T7) |
| SWM-DD10 | Communication with control modules. Communication problems |
| SWM-DD10 | Communication with control modules. Communication problems (B5254T7) |
| SWM-DD11 | Communication with control modules. Communication problems |
| SWM-DD11 | Communication with control modules. Communication problems (B5254T7) |
| SWM-E001 | Communication with control module. Faulty communication |
| SWM-E001 | Communication with control module. Faulty communication (B5254T7) |
| SWM-E003 | Configuration fault. Faulty configuration |
| SWM-E003 | Configuration fault. Faulty configuration (B5254T7) |
| SWM-E010 | Steering wheel module (SWM). Voltage too low |
| SWM-E010 | Steering wheel module (SWM). Voltage too low (B5254T7) |
| SWM-XXXX | Unknown diagnostic trouble code (DTC) for the current control module version |
| SWM-XXXX | Unknown diagnostic trouble code (DTC) for the current control module version (B5254T7) |
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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