DTC U147D Dodge

Abnormality in periodical signal for FR wheel speed sensor

Abnormality in periodical signal for FR wheel speed sensor

Description

The ASC-ECU monitors the signals from each wheel speed sensor while the vehicle is being driven. If any periodical drop is found in these sensor signals, ASC-ECU will set the relevant DTC.

Cause and Solution

Excessive gap between the wheel speed sensor and the wheel speed detection encoder Wheel bearing malfunction Deformation of the wheel speed detection encoder Adhesion of foreign materials on the wheel speed sensor Adhesion of foreign materials on the wheel speed detection encoder Malfunction of wheel speed sensor Improper installation of the wheel speed sensor ASC-ECU malfunction The number of poles on the Magnetic encoder for wheel speed detection (N-pole and S-pole) is changed

Video Guide

Duration: PT4M26S | Uploaded: 2020-08-22

Diagnostic Info

  • DTC Code: U147D
  • Brand: Dodge
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