Transmission Fluid Pressure Manual Valve Position Switch Logic
WARNING: This page is about a different car, the 2008 GMC Sierra and 2008 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
TFP Manual Valve Position Switch Logic
| Gear Selector Position | Signal A | Signal B | Signal C |
|---|---|---|---|
| Park/Neutral (P or N) | HI | LOW | HI |
| Reverse (R) | LOW | LOW | HI |
| Drive 4 (D) | HI | LOW | LOW |
| Drive 3 (3) | HI | HI | LOW |
| Drive 2 (2) | HI | HI | HI |
| Drive 1 (1) | LOW | HI | HI |
| Invalid | LOW | HI | LOW |
| LOW | LOW | LOW | |
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