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Home >> Lexus >> 2008 >> LX 570 V8-5.7L (3UR-FE) >> Repair and Diagnosis >> Cruise Control >> Testing and Inspection >> Component Tests and General Diagnostics >> Dynamic Radar Cruise Control System >> Distance Control ECU Power Source Circuit
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Distance Control ECU Power Source Circuit









CRUISE CONTROL: DYNAMIC RADAR CRUISE CONTROL SYSTEM: Distance Control ECU Power Source Circuit

Distance Control ECU Power Source Circuit

DESCRIPTION

This circuit provides power to operate the distance control ECU.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. INSPECT FUSE (ECU-IG No. 3)
(a) Remove the ECU-IG No. 3 fuse from the cowl side junction block RH.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:






NG -- REPLACE FUSE
OK -- Continue to next step.
2. CHECK HARNESS AND CONNECTOR (DISTANCE CONTROL ECU - BATTERY AND BODY GROUND)





(a) Disconnect the E86 distance control ECU connector.
(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:





(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:






NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
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