Chevrolet Astro I (1985-2005) Anti-lock brakes circuit

650 442 GROUND FUSE OUTPUT ABS FUSE ABS IND. BLK WIRE BRAKE FUSE 18 BRAKE IND BRAKE PRESSURE DIFFERENTIAL SWITCH (ON BRAKE PRESSURE MODULATOR VALVE ASSEMBLY) BRN WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DK GRN WIRE FUSE OUTPUT LF WHL SPD SENS RET RF WHL SPD SENS SIG GRY WIRE HOT AT ALL TIMES HOT IN I/P FUSE BLOCK (BEHIND LEFT SIDE OF DASH) INSTRUMENT PANEL CLUSTER LEFT FRONT WHEEL SPEED SENSOR LT BLU WIRE NCA WIRE ORG/ WIRE POWER DISTRIBUTION SYSTEM PPL PPL BRAKE FLUID LVL SW PPL BRAKE SW OUTPUT SERIAL DATA RADIO BATT FUSE 19 RED WIRE RIGHT FRONT WHEEL SPEED SENSOR RUN WIRE SPLICE PACK STOP LAMP SWITCH (ABOVE BRAKE PEDAL) TAN WIRE TCC BRAKE SW/ CRUISE CTRL RELEASE SIG PPL UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF FIREWALL) VEHICLE SPEED OUT VSS LF WHL SPD SENS SIG RF WHL SPD SENS RET YEL WIRE YEL/BLK WIRE