Lexus Workshop Service and Repair Manuals > LX 450 L6-4.5L (1FZ-FE) (1996) > Powertrain Management | Computers and Control Systems | Idle Speed/Throttle Actuator - Electronic | Component Information | Testing and Inspection | Component Tests and General Diagnostics

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Idle Speed/Throttle Actuator - Electronic: Oscilloscope Patterns and Waveforms

Reference Waveform - IAC Valve Open

Reference Waveform - IAC Valve Closed

Lexus Workshop Service and Repair Manuals