Transmission Fluid Pressure Switch Logic
WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
| Gear | TFP SW 1 | *TFP SW 3 | TFP SW 4 | TFP SW 5 |
|---|---|---|---|---|
| Park (Engine ON) | Low | Low | High | High |
| Reverse EVT (Engine ON) | Low | Low | Low | High |
| Neutral | Low | Low | High | High |
| EVT Mode 1 (Engine ON) | Low | Low | High | High |
| Drive 1st | Low | High | High | High |
| Drive 2nd | Low | Low | High | Low |
| EVT Mode 2 | High | High | High | High |
| Drive 3rd | High | High | High | High |
| Drive 4th | High | High | Low | Low |
| EVT Mode 2 | High | High | High | High |
| Power Off Low Default | Low | High | High | High |
| Power Off High Default | High | High | High | High |
| High = 12V (Switch Open or Pressurized) Low = 0 volts (Switch Closed or No Pressure) Note: All TFP switches are normally closed (NC) *TFP switch 2 does not exist |
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