MasterTuning Fault code dictionary (DTC)

P240B — The engine speed sent from the engine control unit via the CAN bus is implausible.

Severity: Warning Can you drive? With caution: limp mode possible, have it checked soon Make: All makes (OBD-II standard)
MeaningThe engine speed sent from the engine control unit via the CAN bus is implausible..
FamilyPowertrain (P)

Frequently asked questions

What does code P240B mean?

The engine speed sent from the engine control unit via the CAN bus is implausible.. The engine speed sent from the engine control unit via the CAN bus is implausible..

Can I keep driving with code P240B active?

With caution: limp mode possible, have it checked soon

How do you fix code P240B?

Diagnosis starts from reading the live ECU parameters: the code points to the fault area, not to the part to replace. A vehicle-electronics specialist can test the component and clear the code after the repair.

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