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Home >> Hyundai >> 2004 >> Accent GL, 2D Hatchback, Automatic >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle System >> Hydraulic Control System >> Fail Safe Function
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Fail Safe Function

  1. TCM fail when drive with 1st or 2nd speed.
    Fig 1: Cutting Off E/C Pressure By E/C Valve Table
    G00336212Courtesy of HYUNDAI MOTOR CO.
    • F/C, SR: from 2-3/4-3 shift valve
    • R/C: from PCV-B
    • SA: from 1-2 shift valve
      Fig 2: Cutting Off E/C Pressure By E/C Valve
      G00336213Courtesy of HYUNDAI MOTOR CO.
  2. TCM fail when drive with 1st or 2nd speed.

    If the hydraulic pressure is supplied to E/C and the F/C, SR pressure is delayed?

    Fig 3: TCM Fail When Drive With 1st Or 2nd Speed Table
    G00336214Courtesy of HYUNDAI MOTOR CO.
NOTE:
  • SA : Servo Apply pressure 
  • F/C : Front Clutch pressure 
  • R/C : Rear Clutch pressure 
  • K/D : Kick Down 
  • SCV : Shift Control Valve 
  • CSV : Control Switch Valve 
  • PCSV : Pressure Control Solenoid Valve 
  • SCSV : Shift Control Solenoid Valve 
  • PCV : Pressure Control Valve 
  • RCEV : Rear Clutch Exhaust Valve 
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