U1407

DTC U1407, sometimes indicated as U140700 is an OBD diagnostic trouble code indicating a manufacturer-specific fault with the vehicle user network.

See Also: Related Error Codes

DTC Trouble Code Search

Bulletins

Bulletins are notices put out by manufacturers in conjunction with the NHTSA to notify the public of manufacturing issues or changes.

010199 - POWER TRAIN
LEXUS: Information on the new sst and repair manual procedure for U1407 transfer overhaul. *tt

Consumer Complaints for this DTC

2016 JEEP PATRIOT with 50000.0 miles

When driving over 30-35 mph the vehical struggles to accelerate and down shifts itself to lower geers not allowing the vehicale to go. Even pushing in the gas pedal doesn't work to bring the vehicale back up to speed. Engine light is on 2 lightening strick lights appears tread light comes on code U1407(1/4) stored ac nor heater nurt
ELECTRICAL SYSTEM, ELECTRONIC STABILITY CONTROL ENGINE ELECTRONIC STABILITY CONTROL ELECTRICAL SYSTEM ENGINE

2011 DODGE CALIBER with 90102.0 miles

The etc (electronic throttle control) light comes on more and more, causing the engine to lose power at low and high rpms. I had it checked and i get codes of U1407,(implausible engine torque request signal received) U1424,(implausible engine torque signal received) U1425.(implausible pedal position signal received). Rough idle occurs at start up. Etc light comes on at low and high rpms even after the car has been running for some time.
ENGINE, VEHICLE SPEED CONTROL ELECTRONIC STABILITY CONTROL