Lexus GS IV facelift (2015-2020) relay integration Wiring diagrams

A/C AMPLIFIER ASSEMBLY BLK WIRE BLU WIRE BRN WIRE COMBINATION SWITCH ASSEMBLY COMPUTER DATA LINES SYSTEM ECO ECOS ENGINE ROOM J/B 2 ASSEMBLY ENGINE ROOM R/B 1 ASSEMBLY GNDA (-) GNDB GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT COWL SIDE J/B NORMAL P/I-B 1 FUSE PNK WIRE RED WIRE RELAY ENERGIZED RELAY INTEGRATION RIGHT COWL SIDE J/B SNOW SPORT STOP FUSE STOP LIGHT SWITCH ASSEMBLY (TOP OF BRAKE PEDAL ASSEMBLY) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

ACCD AGND BLK WIRE BLU WIRE BRN WIRE CERTIFICATION ECU (RIGHT END OF DASH) COMPUTER DATA LINES ENGINE ROOM J/B 1 ASSEMBLY ENGINE ROOM J/B 2 ASSEMBLY ENGINE ROOM R/B 1 ASSEMBLY ENGINE SWITCH GNDA (-) GNDB GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT COWL SIDE J/B LT BLU WIRE LT GRN WIRE P/I-B 1 FUSE P/I-B 2 FUSE PNK WIRE RED WIRE RELAY ENERGIZED RELAY INTEGRATION RIGHT COWL SIDE J/B SKSW STOP FUSE STOP LIGHT SWITCH ASSEMBLY (TOP OF BRAKE PEDAL ASSEMBLY) SYSTEM VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM E.F.I. ENGINE COOLANT TEMPERATURE SENSOR ENGINE ROOM J/B 2 ASSEMBLY ENGINE ROOM R/B 3 EX+ FUEL PRESSURE SENSOR (HIGH PRESSURE SIDE) (REAR OF LEFT BANK FUEL RAIL) FUEL PRESSURE SENSOR (LOW PRESSURE SIDE) (FRONT OF RIGHT BANK FUEL RAIL) GNDA (-) GNDB GRN WIRE GRY WIRE LT BLU WIRE LT GRN WIRE PFL PNK WIRE RED WIRE RELAY INTEGRATION RIGHT COWL SIDE J/B VIO WIRE VVL+ VVR+ VVT SENSOR (BANK 1 EXHAUST SIDE) (TOP CENTER OF RIGHT CYLINDER BANK) VVT SENSOR (BANK 1 INTAKE SIDE) (TOP REAR OF RIGHT CYLINDER BANK) VVT SENSOR (BANK 2 EXHAUST SIDE) (TOP CENTER OF LEFT CYLINDER BANK) VVT SENSOR (BANK 2 INTAKE SIDE) (TOP FRONT OF LEFT CYLINDER BANK) WHT WIRE WHT/BLK WIRE YEL WIRE