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Home >> Lexus >> 2004 >> IS 300 Base, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 115 (Anti-Lock Brake System) >> System Testing >> Test B: DTC Always On, Malfunction In Ecu, VSC Warning Indicator Circuit >> Testing Procedure
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Testing Procedure

WARNING: This page is about a different car, the 2003 Lexus LS 430, 2002 Lexus LS 430, and 2001 Lexus LS 430. However, it is still accessible from the selected car via links, so may be relevant.

For wiring diagram see Fig 1. For testing procedure see Fig 2-Fig 4 .

Fig 1: VSC Warning Indicator Circuit Wiring Diagram
G00205233Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Testing Procedure Malfunction In ECU, VSC Warning Indicator (1 Of 3)
G00205234Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 3: Testing Procedure Malfunction In ECU, VSC Warning Indicator (2 Of 3)
G00205235Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 4: Testing Procedure Malfunction In ECU, VSC Warning Indicator (3 Of 3)
G00205236Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002