Volvo 850 I (1991-1997) mal- function indicator "check engine" Wiring diagram

A/C HIGH PRESSURE SENSOR (W/ ECC) A/C PRESSOSTAT A/C RELAY PIN 4 (W/ ECC) A/T ONLY AW 50-42 AUTOMATIC TRANSMISSION BATTERY BLK WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/GRY WIRE BRN/WHT WIRE CAMSHAFT POSITION SENSOR (BEHIND DISTRIBUTOR) CENTRAL ELECTRICAL UNIT (LEFT REAR CORNER OF ENGINE COMPT.) CONTROL MODULE (RIGHT FRONT OF ENGINE COMPT.) CRUISE CONTROL MODULE DI POWER STAGE (FRONT OF LEFT STRUT TOWER) DISTRIBUTOR ECC CONTROL ENGINE COOLING FAN RELAY EZK (DI) IGNITION SYSTEM CONTROL MODULE (RIGHT FRONT OF ENGINE COMPT.) FUSE 1 FUSE 2 FUSE 33 FUSE 8 GRN WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN ACC OR RUN IGNITION SWITCH INSTRUMENT INSTRUMENT CLUSTER MAL- FUNCTION INDICATOR "CHECK ENGINE" NCA WIRE OFF OPTIONAL OVERLOAD RELAY 15+ (IN CENTRAL ELECTRICAL UNIT) PNK PNK 8 9 10 WIRE PNK WIRE PNK/BLK WIRE PULSE SENSOR (BELOW DISTRI- BUTOR) RED WIRE RED/BLK WIRE RUN WIRE SPEEDO- METER (OUTPUT) TACHOMETER VARIABLE INTAKE MANIFOLD SOLENOID (LEFT SIDE OF ENGINE) VIO WIRE VIO/WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE