U1401 — IMPLAUSIBLE ENGINE SPEED SIGNAL RECEIVED
Severity: Warning
Can you drive? With caution: limp mode possible, have it checked soon
Make: Dodge
| Meaning | IMPLAUSIBLE ENGINE SPEED SIGNAL RECEIVED. |
| Family | Network (U) |
Frequently asked questions
What does code U1401 mean?
IMPLAUSIBLE ENGINE SPEED SIGNAL RECEIVED. IMPLAUSIBLE ENGINE SPEED SIGNAL RECEIVED.
Can I keep driving with code U1401 active?
With caution: limp mode possible, have it checked soon
How do you fix code U1401?
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.
Need help with this fault?
We are ECU specialists: diagnosis, file repair and remapping for cars, bikes, trucks and agricultural vehicles.
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Where to get it fixed
Related codes
- U1400 — IMPLAUSIBLE TPS SIGNAL RECEIVED
- U1402 — IMPLAUSIBLE ENGINE TEMPERATURE SIGNAL RECEIVED
- U1403 — IMPLAUSIBLE FUEL LEVEL SIGNAL RECEIVED
- U1407 — IMPLAUSIBLE ENGINE TORQUE REQUEST RECEIVED
- U1408 — IMPLAUSIBLE BRAKE SIGNAL RECEIVED
- U140D — IMPLAUSIBLE WHEEL SPEED SIGNALS RECEIVED
- U1412 — IMPLAUSIBLE VEHICLE SPEED SIGNAL RECEIVED
- U1421 — IMPLAUSIBLE IGNITION KEY OFF TIME RECEIVED
- U1424 — IMPLAUSIBLE ENGINE TORQUE RECEIVED
- U1437 — IMPLAUSIBLE INTAKE AIR TEMPERATURE MESSAGE RECEIVED
- U1439 — IMPLAUSIBLE/MISSING PROGRAMMED AXLE RATIO
- U1440 — IMPLAUSIBLE/MISSING PROGRAMMED TRANSFER CASE HI RATIO