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Home >> Jeep >> 2014 >> Compass Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 258 ((Transmission Control Module (TCM) - Electrical Diagnostics - Continuously Variable Transmission (CVT))) >> DTC Troubleshooting >> U1401-Implausible Engine Speed Signal Received >> When Monitored

When Monitored

WARNING: This page is about a different car, the 2013 Jeep Patriot and 2013 Jeep Compass. However, it is still accessible from the selected car via links, so may be relevant.

Ignition on with a system voltage between 9.0 and 16.0 volts.

Time since last TRS change greater than 2.0 seconds.

Condition one: 

TCC ON/OFF in the ON position.

No Active DTCs from the following:

Lost Communication with Powertrain Control Module (PCM).

Step Motor.

TCC ON/OFF Solenoid.

Input or Output Speed Sensor.

Condition two: 

Lost Communication with Powertrain Control Module (PCM).

Step Motor.