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.
DTC U2101: Control Module Configuration Incompatible: Description
The PSCM is configured from the as-built data stored in the IPC and communicated over the HS-CAN. During power up the vehicle information stored in the PSCM is compared against the as-built data stored in the IPC.
- DTC U2101:00 (Control Module Configuration Incompatible: No Sub Type Information) - This DTC will set if the vehicle as-built data broadcast by the IPC during power up does not match the information stored in the PSCM. This DTC sets in the PSCM if a new IPC is installed and not configured correctly.
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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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