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 S80 T-6FACTORY OEM SERVICE PROCEDURE
Power Steering Control Module (PSCM) - Diagnostic Trouble Code (DTC) Index
POWER STEERING CONTROL MODULE (PSCM) - DIAGNOSTIC TROUBLE CODE (DTC) INDEX
| DTC | Volvo Code | Description |
| C2000 | PSCM-C200000 | Electric Hydraulic Power Assisted Steering High Temperature. General Failure Information. No Sub Type Information |
| C2001 | PSCM-C200100 | Electric Hydraulic Power Assisted Steering Low Temperature. General Failure Information. No Sub Type Information |
| U0001 | PSCM-U000100 | High Speed Can Communication Bus. General Failure Information. No Sub Type Information |
| U0126 | PSCM-U012600 | Lost Communication With Steering Angle Sensor Module. General Failure Information. No Sub Type Information |
| U0129 | PSCM-U012900 | Lost Communication With Brake System Control Module. General Failure Information. No Sub Type Information |
| U0140 | PSCM-U014000 | Lost Communication With Central Electronic Module. General Failure Information. No Sub Type Information |
| U0300 | PSCM-U030000 | Internal Control Module Software Incompatibility. General Failure Information. No Sub Type Information |
| U0418 | PSCM-U041868 | Invalid Data Received From Brake Control Module. Algorithm Based Failures. Event Information |
| U0422 | PSCM-U042268 | Invalid Data Received From Central Electronic Module. Algorithm Based Failures. Event Information |
| U0428 | PSCM-U042868 | Invalid Data Received From Steering Angle Sensor Module. Algorithm Based Failures. Event Information |
| U2100 | PSCM-U210000 | Control Module Not Configured. General Failure Information. No Sub Type Information |
| U2101 | PSCM-U210100 | Control Module Configuration Incompatible. General Failure Information. No Sub Type Information |
| U3000 | PSCM-U300019 | Control Module. General Electrical Failures. Circuit Current Above Threshold |
| U3000 | PSCM-U300044 | Control Module. System Internal Failures. Data Memory Failure |
| U3000 | PSCM-U300045 | Control Module. System Internal Failures. Program Memory Failure |
| U3000 | PSCM-U300046 | Control Module. System Internal Failures. Calibration/Parameter Memory Failure |
| U3000 | PSCM-U300049 | Control Module. System Internal Failures. Internal Electronic Failure |
| U3000 | PSCM-U30004B | Control Module. System Internal Failures. Over Temperature |
| U3000 | PSCM-U300071 | Control Module. Mechanical Failures. Actuator Stuck |
| U3000 | PSCM-U300092 | Control Module. Component Failures. Performance Or Incorrect Operation |
| U3003 | PSCM-U300362 | Battery Voltage. Algorithm Based Failures. Signal Compare Failure |
| U3006 | PSCM-U300616 | Control Module Input Power "A". General Electrical Failures. Circuit Voltage Below Threshold |
| U3006 | PSCM-U300617 | Control Module Input Power "A". General Electrical Failures. Circuit Voltage Above Threshold |
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:
- 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.
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