For 1990-2009 cars

#### 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

• | HI = Ignition voltage

• | LOW = 0 voltage