System Testing: Notes

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Lexus GS 430, 2004 Lexus GS 300, 2003 Lexus GS 430, 2003 Lexus GS 300, and 2002 Lexus GS 430. However, it is still accessible from the selected car via links, so may be relevant.

SYSTEM INDEX

Symptom	Perform Test
Malfunction In ECU	A
ABS Warning Light Circuit	B
Brake Warning Buzzer Circuit	C
Brake Warning Light Circuit	D
Deceleration Sensor Check	E
Speed Sensor Signal Check	F
Tc Terminal Circuit	G
TS Terminal Circuit	H