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DTC P1264 generated without actual fault

Symptom: CHECK ENGINE on. Car in limp-home mode. The system has detected DTC P1264.

DTC P1264 generated without actual fault

Fault symptoms

CHECK ENGINE on.

Car in limp-home mode.

The system has detected DTC P1264.

Conditions

This fault symptom can arise on LEV cars without an actual fault being present. This is due to close tolerances in the diagnostic software.

Diagnostic procedure

If a fault cannot be found during the normal fault diagnosis for this DTC, clear the code and update T7 with the latest software version by SPS programming the control module with version 12.0 and Tech2 version 42.000.