EASY AND SMOOTH START SYSTEM, Diagnostic DTC:P0335/9, U0105/23, U0121/22, U0155/22

DTC Code DTC Name
P0335/9 Engine Speed Sensor Circuit (NE Circuit)
U0105/23 Lost Communication With Fuel Injector Control Module
U0121/22 Lost Communication With Anti-Lock Brake System (ABS) Control Module
U0155/22 Lost Communication with Instrument Panel Cluster (IPC) Control Module

DESCRIPTION

The electric vehicle control ECU assembly uses CAN communication to communicate with the ECD system or anti-lock brake system and the meter/gauge system

DTC No. Detection Condition Trouble Area
P0335/9 At a vehicle speed of 10 km/h or more, with the vehicle in gear and the clutch engaged, even though an interruption in communications with the engine has not been detected, an engine speed of 0 rpm continues for 5 seconds.

  • CAN communication line

  • ECM
U0105/23 Malfunction in vehicle CAN bus, or interruption in communication with the engine control ECU connected to the CAN bus is interrupted for 2 seconds or more.

  • CAN communication line

  • ECM
U0121/22 Malfunction in vehicle CAN bus, or interruption in communication with the skid control ECU (brake actuator assembly) connected to the CAN bus is interrupted for 2 seconds or more.

  • CAN communication line

  • Skid control ECU (brake actuator assembly)
U0155/22 Malfunction in vehicle CAN bus, or interruption in communication with the combination meter connected to the CAN bus is interrupted for 2 seconds or more.

  • CAN communication line

  • Combination meter assembly

INSPECTION PROCEDURE

Note


  • After replacing the electric vehicle control ECU assembly, perform clutch pedal stroke sensor assembly release position calibration Click here.

  • DTCs stored in the electric vehicle control ECU assembly are not cleared even after the system returns to a normal condition, so clear the DTCs after performing troubleshooting Click here.

PROCEDURE


  1. CLEAR DTC


    1. Clear the DTCs Click here.


    NEXT

  2. CHECK FOR DTC


    1. Check for DTCs Click here.

      Result
      Result Proceed to
      DTC is not output A
      DTC is output B

    B

    GO TO CAN COMMUNICATION SYSTEM Click here

    A

    USE SIMULATION METHOD TO CHECK Click here