Last Modified: 7-3-2017 6.8:8.0.40 Doc ID: RM000001BNT006X
Model Year Start: 2007 Model: LX470 Prod Date Range: [08/2006 -           ]
Title: CRUISE CONTROL: CRUISE CONTROL SYSTEM: TERMINALS OF ECM; 2007 MY LX470 [08/2006 -        ]

TERMINALS OF ECM

1. CHECK ECM

(a) Measure the voltage of the connectors.

Symbols (Terminal No.)

Wiring Color

Terminal Description

Condition

Specified Condition

STP (E10-15) - E1 (E6-1)

G-W - BR

Stop light switch input signal

Depress brake pedal

10 to 14 V

Release brake pedal

Below 1 V

CCS (E9-2) - E1 (E6-1)

L - BR

Cruise control main switch signal

Ignition switch ON

10 to 14 V

Ignition switch ON

CANCEL switch hold ON

6.6 to 10.1 V

Ignition switch ON

-/SET switch hold ON

4.5 to 7.1 V

Ignition switch ON

+/RES switch hold ON

2.3 to 4 V

Ignition switch ON

Main switch OFF

Below 1 V

Ignition switch ON

Main switch ON

10 to 14 V

ST1- (E10-16) - E1 (E6-1)

R-G - BR

Cruise cancel input signal

Depress brake pedal

Below 1 V

Release brake pedal

10 to 14 V

If the result is not as specified, the ECM may have a malfunction.