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7/21/2019 Lexus-LS400-UCF21-1UZ-FE-1992-1997
http://slidepdf.com/reader/full/lexus-ls400-ucf21-1uz-fe-1992-1997 1/1
Copyright Performance Motor Research Limited 2013
Lexus UCF2# 1UZ-FE 1992.9-1997.6
=Wire Cut
Note: Connect IAT or IAT Replacement Resistor to Air Flow Meter harness pins 3 & 5 or THA
(18) YEL/BLK and E2 (22) BRN
MAP-ECU2/3 16-Way
MAP-ECU2/3 18-Way
IGT1OEM Igniter #1
B+ (22) WHT
E2 (22) BRN
VTA1 (7) YEL
VG (8) BLU/YEL
IGT1 (24) BLK/RED
IGT2OEM Igniter #2
IGT2 (25) YEL
MAF Sensor
E1 (16) BRN
THA (18) YEL/BLK
123
J3 High
123
J4 PositiveGoing(Default)
1 2 3
J6 MAP-ECU2Mode (Default)
MAP-ECU2 Jumpers
123
J3 Pull-Down(Normal)
MAP-ECU3 Jumper