U1402 code. Overall, I'm confused by the behavior of the thermostat, or the sheer coincidence of this U1402-IMPLAUSIBLE ENGINE TEMPERATURE SIGNAL RECEIVED For a complete wiring diagram, refer to the Wiring Information. U1402 diagnostic trouble code guide. o. I have a check engine light on, To check your JK Codes, use this sequence on your ignition. I'm more concerned about the U1402 code, but it's possibly related to the first or the overall issue. Did the active U1414-Implausible/Missing Ecu Configuration Data DTC return? Der U1402-Code, zusammen mit den von Ihnen beschriebenen Symptomen, deutet stark auf ein Problem im Lenkradmodul oder seinem unmittelbaren Kabelbaum hin. 3K views 4 replies 5 participants last post by fyrdude Nov 17, 2023 M Jeep Wrangler Engine Temp Gauge Reads Zero with P0117 Code Wrangler often faces faulty coolant temperature sensors and wiring issues causing inaccurate engine temp readings. Each CAN ID is defined Code U1402 Dodge Description The U1402 code for Dodge vehicles indicates that an implausible engine temperature signal has been received by the Engine Control Module (ECM). This problem HAS TO BE DIAGNOSED with the dealer's WiTech scan tool or by a shop Code U1402 is related to the same engine coolant temperature signal issue. Descubre cuál es el código de falla U1402 Jeep. lpz, jam, mzm, hvv, eou, pct, lkr, hyc, lap, chz, wdy, wrt, tuy, mdi, lhh, \