Inspection Procedure
WARNING: This page is about a different car, the 2004 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.
- INSPECT CRUISE CONTROL ECU ASSY (DISTANCE CONTROL ECU)
- Disconnect the cruise control ECU (distance control ECU) connector.
- Measure the voltage according to the value (s) in the table below.
Standard:
TESTER CONNECTION CHARTTester connection Condition Specified value D2-1 (+B) - Body ground Ignition SW ON 10 to 14 V - Measure the resistance according to the value (s) in the table below.
Standard:
TESTER CONNECTION CHARTTester connection Condition Specified value D2-10 (SGND) - Body ground Always Below 1 Ω D2-12 (GND) - Body ground Always Below 1 Ω
- NG: REPAIR OR REPLACE WIRE HARNESS OR CONNECTOR
- OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE (See PROBLEM SYMPTOMS TABLE )