Inspection [08/2013 - ]

WARNING: This page is about a different car, the 2014 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.

INSPECT CRUISE CONTROL MAIN SWITCH

for vehicles without vehicle-to-vehicle distance control mode:

Measure the resistance according to the value(s) in the table below.

Fig 1: Cruise Control Main Switch With Connector End View

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

TEXT IN ILLUSTRATION

*1	Cruise Control Switch (ON-OFF button)	-	-
*a	Component without harness connected (Cruise Control Switch)	*b	ON-OFF
*c	+/RES	*d	-/SET
*e	CANCEL	-	-

Standard Resistance

Tester Connection	Condition	Specified Condition
1 - 3	Cruise control switch ON-OFF button not pushed	1 MΩ or higher
	Cruise control switch ON-OFF button pushed	Below 2.5 Ω
	+/RES	235 to 245 Ω
	-/SET	617 to 643 Ω
	CANCEL	1509 to 1571 Ω

If the result is not as specified, replace the cruise control main switch.

for vehicles with vehicle-to-vehicle distance control mode:

Measure the resistance according to the value(s) in the table below.

Fig 2: Cruise Control Main Switch With Connector End View

TEXT IN ILLUSTRATION

*1	Cruise Control Switch (ON-OFF button)	-	-
*a	Component without harness connected (Cruise Control Switch)	*b	ON-OFF
*c	+/RES	*d	-/SET
*e	MODE	*f	CANCEL

Standard Resistance

Tester Connection	Condition	Specified Condition
1 - 2	MODE	Below 2.5 Ω
1 - 3	Cruise control switch ON-OFF button not pressed	1 MΩ or higher
	Cruise control switch ON-OFF button pressed	Below 2.5 Ω
	+/RES	235 to 245 Ω
	-/SET	617 to 643 Ω
	CANCEL	1509 to 1571 Ω

If the result is not as specified, replace the cruise control main switch.