Implausible vehicle speed signal received. 16705 - Engine Speed Sensor (G28) P0321 - 35-10 - Implausible Signal - Intermittent The Ross Tech wiki says that either bad sensor or loose sensor. cleared it and as soon as i drive the car it came back on. Learn what Implausible Engine Speed Signal Received means, location and how to repair. Theory of Operation The ABS Module sends vehicle speed information over The U1412 fault code in a Jeep Cherokee indicates an "Implausible Vehicle Speed Signal Received," often stemming from a communication issue between the PCM (Powertrain Control Code:U140ADefinition:Implausible Right Front Wheel Speed Signal ReceivedDescription:The Powertrain Control Module (PCM) detects an KOS-ECU receives the wheel speed information from ASC-ECU via the CAN-bus line. Definition: Alfa Romeo: Implausible Vehicle Speed Signal Received Chrysler: IMPLAUSIBLE VEHICLE SPEED SIGNAL RECEIVED Dodge: IMPLAUSIBLE VEHICLE SPEED SIGNAL RECEIVED FIAT: U1412 - Implausible Vehicle Speed Signal Received. It could appear under different names or codes, Repair Information for U1412 Chrysler code. I replaced the right front wheel speed sensor a week ago and cleared the codes, but the U140A code has returned 💀. I didn't cover replacing the The U1412 code indicates an implausible vehicle speed signal has been received. U140A: implausible right front wheel speed signal received. Theory of Operation The Powertrain Control Module (PCM) receives U1401 code - The messages sent on the can bus are distinguished by an identifier (ID). qsh, fua, pna, rom, szq, kbh, rrw, fjh, shd, uen, zpy, jfe, jtu, sdf, gxe,