FixVault
Home
›
Lexus
›
2004
›
LS 430
›
Repair and Diagnosis
›
Engine Performance
›
System
›
SFI System - Diagnosis
›
Terminals Of ECM
›
Waveform 7
Waveform 7
Fuel injector
Fig 1: Terminal Voltage Chart
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
HINT:
The wavelength becomes shorter as engine RPM increases.
Fig 2: Identifying Waveform 7
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002