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Home >> Chevrolet >> 2007 >> Colorado 4D Pickup, 2.9 9 >> Repair and Diagnosis >> Transmission >> Hydraulic Diagrams >> Automatic Transmission - 4L60-E/4L65-E/4L70-E - Introduction (2 Of 2) >> Specifications >> Transmission Fluid Pressure Manual Valve Position Switch Logic

Transmission Fluid Pressure Manual Valve Position Switch Logic

TFP Manual Valve Position Switch Logic

Gear Selector Position Signal A Signal B Signal C
Park/Neutral HI LOW HI
Reverse LOW LOW HI
Drive 4 HI LOW LOW
Drive 3 HI HI LOW
Drive 2 HI HI HI
Drive 1 LOW HI HI
Invalid LOW HI LOW
LOW LOW LOW
  • HI = Ignition voltage
  • LOW = 0 voltage