Jeep U1402: Implausible Engine Temperature Signal Received

Is your scanner showing Jeep U1402?
No worries. We'll show you what it means and how to deal with it.

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OBDCodex, Editor

Jeep U1402: Implausible Engine Temperature Signal Received

OVERVIEW
Severity
:
Medium
DIY Difficulty Level
:
Intermediate
Repair Cost
:
$75-$200
Can I Still Drive?
:
Yes

What Does The Jeep U1402 Code Mean?

Continuously with the ignition on, one valid CAN ID received at least once, and no U0002-CAN Bus Off Performance DTC present. When the TCM detects an incorrect CAN ID from the ECM/PCM.

What Are The Potential Causes Of The Jeep U1402 Code?

  • Can bus DTCS present
  • ECM/PCM DTCS present
  • Transmission control module (TCM)

Recommended Parts

Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:

>>> WORKPRO 582-piece Crimp Terminals, Wire Connectors, Heat Shrink Tube, Electrical Repair Kit
>>> Twippo 372Pcs Waterproof Wire Connectors Kit

Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!

Reference Sources

Jeep Grand Cherokee WK– 2005, pp. 21-655 – 21-656.

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