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Home >> Lexus >> 1998 >> LX 470 >> Repair and Diagnosis (Single Page) >> Body & Frame >> Door Locks >> Anti-Theft System >> System Tests >> Notes

System Tests: Notes

NOTE: When performing system tests, a wire on a wiring circuit may change wire color between different connectors on same wire circuit. See CONNECTOR IDENTIFICATION . Consult wiring diagram when performing system tests. See WIRING DIAGRAMS . Many wires may change to a Sky Blue wire. Sky Blue wires are marked with a terminal number for wire identification.
SYSTEM TESTS CHART

Test Desription
TEST NO. 1  Check SECURITY Indicator Light
TEST NO. 2  Check DOME Fuse & ECU-B Fuse
TEST NO. 3  Check Anti-Theft System Horn
TEST NO. 4  Check Voltage At Terminal No. 12 At Anti-Theft System Electronic Control Unit (ECU)
TEST NO. 5  Check Voltage At Terminal No. 10 At Anti-Theft System Electronic Control Unit (ECU)
TEST NO. 6  Check Voltage At Terminal No. 11 At Anti-Theft System Electronic Control Unit (ECU)
TEST NO. 7  Check ECU-IG Fuse
TEST NO. 8  Check Key Unlock Warning Switch
TEST NO. 9  Check Rear (Luggage Compartment) Door Key Lock & Unlock Switc
TEST NO. 10  Check Door Key Lock & Unlock Switch Operation
TEST NO. 11  Check Door Unlock Detection Switch Operation
TEST NO. 12  Check Open Door Warning Light Operation
TEST NO. 13  Check Hood Courtesy Switch