Ignition Switch

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2001 Lexus RX 300, 2001 Lexus LX 470, 2001 Lexus LS 430, 2001 Lexus IS 300, and 2001 Lexus GS 430. However, it is still accessible from the selected car via links, so may be relevant.

Remove ignition switch. Using an ohmmeter, check for continuity between the following ignition switch terminals with switch in specified position. See appropriate IGNITION SWITCH CONTINUITY table. See Fig 1 or Fig 2 . If continuity does not exist, replace ignition switch.

IGNITION SWITCH CONTINUITY (ES300, GS300, GS430, IS300, LX470 & RX300)

Switch Position

Check Continuity Between Terminals No.

LOCK

⁽¹⁾

ACC

2 & 3

2, 3 & 4; 6 & 7

START

1, 2 & 4; 6, 7 & 8

⁽¹⁾	Continuity should not exist between any terminals.

IGNITION SWITCH CONTINUITY (LS430)

Switch Position

Check Continuity Between Terminals No.

LOCK

⁽¹⁾

ACC

1 & 3

1, 2 & 3; 5 & 6

START

1 & 2; 4, 5 & 6

⁽¹⁾	Continuity should not exist between any terminals.

Fig 1: Testing Ignition Switch (ES300, GS300, GS430, IS300, LX470 & RX300)

Fig 2: Testing Ignition Switch (LS430)