Transmission Fluid Pressure (TFP) Manual Valve Position Switch Logic
WARNING: This page is about a different car, the 2003 GMC Savana and 2003 Chevrolet Chevy Express. However, it is still accessible from the selected car via links, so may be relevant.
Transmission Fluid Pressure (TFP) Manual Valve Position Switch Logic(1)
| 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 | ||
| Invalid | LOW | LOW | LOW | ||
|
|||||