Home Steering Steering Column POWER TILT AND POWER TELESCOPIC STEERING COLUMN SYSTEM
Last Modified: 11-27-2007 1.6 U
Service Category: Steering Section: Steering Column
Model Year: 2008 Model: LX570 Doc ID: RM000000XZ5014X
Title: STEERING COLUMN: POWER TILT AND POWER TELESCOPIC STEERING COLUMN SYSTEM: TERMINALS OF ECU (2008 LX570)

TERMINALS OF ECU

1. CHECK MULTIPLEX TILT AND TELESCOPIC ECU



Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

A-2 (TEM+) - E27-11 (GND)

- (Not available) - W-B

Telescopic motor output

  • Engine switch on (IG)
  • Telescopic steering contracts

11 to 14 V

Telescopic motor not operating

Below 1 V

A-3 (VCE) - A-5 (E2)

- (Not available)

Telescopic sensor power source

Engine switch on (IG)

8 to 16 V

A-4 (TES) - A-5 (E2)

- (Not available)

Telescopic sensor signal

Telescopic motor operating

Pulse generation

High: 8 to 16 V

Low: Below 1 V

A-5 (E2) - Body ground

- (Not available) - Body ground

Telescopic sensor ground

Always

Below 1 V

A-6 (TEM-) - E27-11 (GND)

- (Not available) - W-B

Telescopic motor output

  • Engine switch on (IG)
  • Telescopic steering extends

11 to 14 V

Telescopic motor not operating

Below 1 V

E27-1 (TIM-) - E27-11 (GND)

LG - W-B

Tilt motor output

  • Engine switch on (IG)
  • Steering tilts down

11 to 14 V

Tilt motor not operating

Below 1 V

E27-2 (+B) - E27-11 (GND)

L - W-B

Motor power source

Always

11 to 14 V

E27-3 (MSW) - E27-4 (VC)

R - Y

Tilt and telescopic manual switch signal

Engine switch on (IG)

4.9 to 5.1 V

E27-5 (CANP) - E27-11 (GND)

P - W-B

CAN communication

Engine switch on (IG)

Below 1 V

E27-6 (VCI) - E27-17 (E1)

Y - G

Tilt sensor power source

Engine switch on (IG)

8 to 16 V

E27-7 (TIS) - E27-17 (E1)

W - G

Tilt sensor signal

Tilt motor operating

Pulse generation

High: 8 to 16 V

Low: Below 1 V

E27-8 (IG) - E27-11 (GND)

G - W-B

IG signal/IG power source

Engine switch on (IG)

11 to 14 V

Engine switch off

Below 1 V

E27-9 (ECUB) - E27-11 (GND)

R - W-B

ECU power source

Always

11 to 14 V

E27-10 (TIM+) - E27-11 (GND)

GR - W-B

Tilt motor output

  • Engine switch on (IG)
  • Steering tilts up

11 to 14 V

Tilt motor not operating

Below 1 V

E27-11 (GND) - Body ground

W-B - Body ground

ECU ground

Always

Below 1 V

E27-14 (CANN) - E27-11 (GND)

R - W-B

CAN communication

Engine switch on (IG)

Below 1 V

E27-17 (E1) - Body ground

G - Body ground

Tilt sensor ground

Always

Below 1 V