2004 ISUZU TF SERIES Workshop Manual

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ISUZU TF SERIES 2004  Workshop Manual CONSTRUCTION AND FUNCTION  7A1-15 
 
Line Pressure Solenoid 
 The line pressure solenoid is turned ON or OFF according to the signal from the TCM.    It switches the 
line pressure between high and l

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ISUZU TF SERIES 2004  Workshop Manual 7A1-16  CONSTRUCTION AND FUNCTION 
Control Valve Fail-safe Function 
 To prevent interlocking due to engagement of more than three clutches and brakes at the same time, the 
2-4 brake fail-safe valve

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ISUZU TF SERIES 2004  Workshop Manual CONSTRUCTION AND FUNCTION  7A1-17 
 
ATF Thermo Sensor 
  The ATF thermo sensor detects the ATF temperature in the oil pan and sends signal to the TCM. 
 The ATF thermo sensor is of the thermister t

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ISUZU TF SERIES 2004  Workshop Manual 7A1-18  CONSTRUCTION AND FUNCTION 
Terminal Assembly 
Pin No.  Connected to  Connected TCMPin No. 
6  Line Pressure Solenoid B23 
12  Low & Reverse Brake Oil Pressure Switch  B12 
5  Low & Reverse Bra

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ISUZU TF SERIES 2004  Workshop Manual CONSTRUCTION AND FUNCTION  7A1-19 
 
OIL PASSAGE 
  
 
 
 
Figure 33. Oil Passage of Transmission Case

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ISUZU TF SERIES 2004  Workshop Manual 7A1-20  CONSTRUCTION AND FUNCTION 
 
 
Figure 34. Oil Passage of Oil Pump 
 
PARKING FUNCTION 
  By setting the select lever to the P range, the parking pawl is engaged with the parking gear and fixe

Page 3967 of 4264

ISUZU TF SERIES 2004  Workshop Manual CONSTRUCTION AND FUNCTION  7A1-21 
INHIBITOR SWITCH 
 The inhibitor switch is installed on the right side of the transmission main unit to detect the select lever 
position. 
 The inhibitor switch i

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ISUZU TF SERIES 2004  Workshop Manual 7A1-22  CONSTRUCTION AND FUNCTION 
TURBINE SENSOR 
 The turbine sensor is a hall element.  It is installed to the front of the transmission case.  The turbine 
sensor converts the rotations of the re