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Home >> Lexus >> 2004 >> SC 430 V8-4.3L (3UZ-FE) >> Repair and Diagnosis >> Cruise Control >> Testing and Inspection >> Symptom Related Diagnostic Procedures >> Control Switch Circuit (Cruise Control Switch)
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Control Switch Circuit (Cruise Control Switch)

CRUISE CONTROL SWITCH CIRCUIT

CIRCUIT DESCRIPTION

This circuit sends signals to ECM depending on the cruise control main switch condition.

Battery supplies positive (+) battery voltage to the cruise control main switch. Then terminal CCS of ECM receives voltage as the signal according to the switch condition.

Wiring Diagram:






Step 1:




Step 2:




Step 3 - 4:




Step 5:




INSPECTION PROCEDURE