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
Power Seats (PSL) DTCS
POWER SEATS (PSL) - DTC INDEX
| DTC | Description |
|---|---|
| PSL-0001 | Hall sensor 1. Faulty signal |
| PSL-0002 | Hall sensor 2. Faulty signal |
| PSL-0003 | Hall sensor 3. Faulty signal |
| PSL-0004 | Hall sensor 4. Faulty signal |
| PSL-0007 | M1, M2, M3, M4 or MC. Shorted to supply |
| PSL-0008 | M1, M2, M3, M4 or MC. Ground (GND) short |
| PSL-0019 | Memory function 1. Internal fault |
| PSL-001A | Memory function 2. Internal fault |
| PSL-001B | Memory function 3. Internal fault |
| PSL-0020 | Front-rear adjustment control, M1+. Activated too long |
| PSL-0021 | Front-rear adjustment control, M1-. Activated too long |
| PSL-0022 | Backrest adjustment control, M2+. Activated too long |
| PSL-0023 | Backrest adjustment control, M2-. Activated too long |
| PSL-0024 | Rear edge adjustment control, M3+. Activated too long |
| PSL-0025 | Rear edge adjustment control, M3-.. Activated too long |
| PSL-0026 | Front edge adjustment control, M4+. Activated too long |
| PSL-0027 | Front edge adjustment control, M4-. Activated too long |
| PSL-0028 | Operating button, memory 1. Activated too long |
| PSL-0029 | Operating button, memory 2. Activated too long |
| PSL-002A | Operating button, memory 3. Activated too long |
| PSL-002B | Operating button. Activated too long |
| PSL-002C | Front-rear adjustment, M1+ and M1-. Faulty signal |
| PSL-002D | Backrest, M2+ and M2-.. Faulty signal |
| PSL-002E | Seat rear edge, M3+ and M3-. Faulty signal |
| PSL-002F | Seat front edge, M4+ and M4-. Faulty signal |
| PSL-0030 | Front-rear adjustment, Motor 1 (M1+). Signal missing |
| PSL-0032 | Backrest, Motor 2 (M2+). Signal missing |
| PSL-0034 | Seat rear edge, Motor 3 (M3+). Signal missing |
| PSL-0036 | Seat front edge, Motor 4 (M4+). Signal missing |
| PSL-0038 | Control module. Software error |
| PSL-0040 | Easy-entry switch forward. Activated too long |
| PSL-0041 | Easy-entry switch backward. Activated too long |
| PSL-0042 | Easy-Entry switch. Invalid combination |
| PSL-0044 | Control module. Initialisation of power seat lost or not done |
| PSL-0045 | Control module. Initialisation of power seat lost or not done |
| PSL-0047 | Hall sensor ground backrest. Short to supply |
| PSL-0048 | Hall sensor signal backrest. Short to supply |
| PSL-0049 | Hall sensor signal backrest. Short to ground |
| PSL-004A | Hall sensor backrest. Open circuit |
| PSL-004B | Hall sensor backrest. Abnormal current |
| PSL-0050 | Control module. Incorrect software |
| PSL-E001 | Control module communication. Faulty communication |
| PSL-E003 | Configuration fault. Faulty configuration |
| PSL-E010 | Power supply. Signal too low |
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.