LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2006 >> LS 430 >> Repair and Diagnosis >> Accessories & Equipment >> Cruise Control Systems >> Cruise Control System - Diagnostics >> Terminals Of ECM
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Terminals Of ECM

Fig 1: Identifying ECM Terminals
G03004507Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
ECM TERMINALS VOLTAGE SPECIFICATION

Symbols (Terminals No.) Wiring Color Terminal Description Condition Specified Condition
TC - E1 (E2-3 - E6-7) P-B - BR Ground Ignition switch ON --> Connect terminals TC and CG of DLC3 10 to 14 V --> Below 1 V
STP - E1 (E2-4 - E6-7) G-O - BR Stop lamp signal Ignition switch ON Depress brake pedal --> Release brake pedal 10 to 14 V --> Below 1 V
CCS - E1 (E2-31 - E6-7) W-L - BR Cruise control main switch circuit Ignition switch ON CANCEL switch hold ON SET/COAST switch hold ON RES/ACC switch hold ON MAIN switch hold ON 10 to 14 V 6.6 to 10.1 V 4.5 to 7.1 V 2.3 to 4.0 V Below 1 V
ST1 - - E1 (E3-8 - E6-7) V-Y - BR Stop lamp signal Ignition switch ON Depress brake pedal --> Release brake pedal Below 1 V --> 10 to 14V