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Home >> Cadillac >> 2006 >> Escalade AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 784 (Automatic Transmission - 4L80-E/4L85-E - Introduction (2 Of 2)) >> Specifications >> Transmission Fluid Pressure (TFP) Manual Valve Position Switch Logic

Transmission Fluid Pressure (TFP) Manual Valve Position Switch Logic

WARNING: This page is about a different car, the 2006 GMC Yukon XL, 2006 Chevrolet Suburban, and 2006 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Transmission Fluid Pressure (TFP) Manual Valve Position Switch Logic

Range Signal A B C
Park HI LOW HI
Reverse LOW LOW HI
Neutral HI LOW HI
D4 HI LOW LOW
D3 HI HI LOW
D2 HI HI HI
D1 LOW HI HI
Illegal LOW HI LOW
Illegal LOW LOW LOW
LOW = 0 volts
HI = Ignition voltage
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