Buick Skylark VII (1992-1998) sensor return uart data line ref pulse input lo cam pos sensor in wiring diagram

#4 #3 20 21 PPL 9 10 PPL A/C REFRIG PRESS SENS IAT SENS IN ALT FIELD DUTY CYCLE BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CAM SENS CAM/CRANK SENS GRD CAMSHAFT POSITION SENSOR (FRONT TOP OF ENGINE) CRUISE CONTROL SYSTEM CRUISE ON SIGNAL IN TRANS POS SENS IN DK BLU WIRE DK GRN/WHT WIRE ENGINE COMPARTMENT FUSE CENTER FUEL INJECTORS FUEL PUMP RELAY CTRL PPL FUSE BLOCK GRY WIRE HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START IDLE AIR CONTROL (IAC) VALVE (ON SIDE OF THROTTLE ASSEMBLY) LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE OIL LEVEL SENS IN OIL LEVEL SWITCH (OIL PAN) ORG/ WIRE ORG/BLK WIRE PCM BATT FUSE PCM FUSE PNK 13 14 15 16 17 18 19 WIRE PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (RIGHT FRONT CORNER OF I/P) PPL CLASS 2 DATA LINE PPL/WHT WIRE RED WIRE RED/BLK WIRE REF PULSE INPUT HI SENSOR RETURN UART DATA LINE REF PULSE INPUT LO CAM POS SENSOR IN STARTING/ CHARGING SYSTEM STARTING/CHARGING SYSTEM SURGE TANK LOW COOLANT SWITCH (RIGHT FRONT OF ENGINE COMPT) TAN WIRE TAN/WHT WIRE TRANS POS SENS IN CHARGE INDIC CTRL PCM GROUND TRANS POS SENS IN TRANS POS SENS IN LINEAR EGR POS SENS IN WHT WIRE YEL WIRE YEL/BLK WIRE