Toyota Tundra. Manual — part 2707

J47-11 (GND)

available) -

W-B

output



Telescopic
steering extends

Telescopic motor is not

operating

Below 1 V

J47-1 (TIM-) -
J47-11 (GND)

R - W-B

Tilt motor output



Ignition switch
ON



Steering tilts
down

11 to 14 V

Tilt motor is not

operating

Below 1 V

J47-2 (+B) -
J47-11 (GND)

V - W-B

Motor power source

Always

11 to 14 V

J47-3 (MSW) -
J47-11 (GND)

GR - W-B

Manual switch signal



Ignition switch
ON



Tilt up by manual
switch

1.67 to 2.13 V



Ignition switch
ON



Tilt down by
manual switch

0.54 to 0.74 V



Ignition switch
ON



Telescopic
contracted by
manual switch

1.08 to 1.40 V



Ignition switch
ON



Telescopic
extended by
manual switch

2.22 to 2.77 V

Manual switch is not

operating

Below 0.2 V

J47-3 (MSW) -
J47-4 (VC)

GR - Y

Tilt and telescopic
manual switch signal

Ignition switch ON

4.9 to 5.1 V

J47-4 (VC) -
J47-11 (GND)

Y - W-B

Manual switch
power source

Ignition switch ON

4.9 to 5.1 V

J47-5 (CANH)
- J47-11 (GND)

O - W-B

CAN communication

Ignition switch ON

Below 1 V

J47-6 (VCI) -

J47-17 (E1)

SB - LG

Tilt sensor power

source

Ignition switch ON

8 to 16 V

J47-7 (TIS) -

J47-17 (E1)

G - LG

Tilt sensor signal

Tilt motor is operating

Pulse generation

High: 8 to 16 V

2009 Toyota Tundra

2009 STEERING Steering Column - Tundra

DTC CHECK/CLEAR

1. CHECK DTC

a. Connect the Techstream to the DLC3.

b. Turn the ignition switch ON.

c. Turn the Techstream on.

d. Enter the following menus: Body/Tilt & Telescopic/Trouble Codes.

e. Read the DTCs.

2. CLEAR DTC

a. Connect the Techstream to the DLC3.

b. Turn the ignition switch ON.

c. Turn the Techstream on.

d. Enter the following menus: Body/Tilt & Telescopic/Trouble Codes.

e. Clear the DTCs.

FREEZE FRAME DATA

1. FREEZE FRAME DATA

a. Connect the Techstream to the DLC3.

b. Turn the ignition switch ON and check the freeze frame data by following the prompts on the

Techstream screen.

Tilt & Telescopic

FREEZE FRAME DATA - TILT & TELESCOPIC

Low: Below 1 V

J47-8 (IG) -

J47-11 (GND)

P - W-B

IG signal/IG power
source

Ignition switch ON

11 to 14 V

Ignition switch OFF

Below 1 V

J47-9 (ECUB) -
J47-11 (GND)

L - W-B

ECU power source

Always

11 to 14 V

J47-10 (TIM+)
- J47-11 (GND)

B - W-B

Tilt motor output



Ignition switch
ON



Steering tilts up

11 to 14 V

Tilt motor is not

operating

Below 1 V

J47-11 (GND) -
Body ground

W-B - Body

ground

ECU ground

Always

Below 1 V

J47-14 (CANL)
- J47-11 (GND)

W - W-B

CAN communication

Ignition switch ON

Below 1 V

J47-17 (E1) -
Body ground

LG - Body

ground

Tilt sensor ground

Always

Below 1 V

2009 Toyota Tundra

2009 STEERING Steering Column - Tundra

Tester

Display

Measurement Item/Range

Normal Condition

Diagnostic

Note

Tilt Position

Current tilt position data/min.: 0000 H (0
edges), max.: FFFF H (65535 edges)

7000 to 9000 H (28672 to
36864 edges)

-

Telesco
Position

Current telescopic position data/min.:
0000 H (0 edges), max.: FFFF H (65535
edges)

7000 to 9000 H (28672 to
36864 edges)

-

Tilt Return
Position

Memorized tilt return position data/min.:
0000 H (0 edges), max.: FFFF H (65535
edges)

7000 to 9000 H (28672 to
36864 edges)

-

Telesco
Return
Position

Memorized telescopic return position
data/min.: 0000 H (0 edges), max.: FFFF
H (65535 edges)

7000 to 9000 H (28672 to
36864 edges)

-

Tilt Up Limit
Position

Uppermost tilt position data/min.: 0000
H (0 edges), max.: FFFF H (65535
edges)

7000 to 9000 H (28672 to
36864 edges)

-

Tilt Down
Limit
Position

Lowermost tilt position data/min.: 0000
H (0 edges), max.: FFFF H (65535
edges)

7000 to 9000 H (28672 to
36864 edges)

-

Telesco Short
Limit Pos

Shortest telescopic position data/min.:
0000 H (0 edges), max.: FFFF H (65535
edges)

7000 to 9000 H (28672 to
36864 edges)

-

Telesco Long
Limit Pos

Longest telescopic position data/min.:
0000 H (0 edges), max.: FFFF H (65535
edges)

7000 to 9000 H (28672 to
36864 edges)

-

Tilt Up
Switch

Input state of tilt up by manual
switch/ON or OFF

ON: Tilt up is activated by
manual switch
OFF: Tilt up is not activated
by manual switch

-

Tilt Up SW
(CAN)

Communication state of tilt up input by
manual switch/ON or OFF

ON: Tilt up is activated by
manual switch
OFF: Tilt up is not activated
by manual switch

-

Tilt Down
Switch

Input state of tilt down by manual
switch/ON or OFF

ON: Tilt down is activated
by manual switch
OFF: Tilt down is not
activated by manual switch

-

Tilt Down
SW (CAN)

Communication state of tilt down input
by manual switch/ON or OFF

ON: Tilt down is activated
by manual switch
OFF: Tilt down is not
activated by manual switch

-

Telesco Short
Switch

Input state of telescopic short by manual
switch/ON or OFF

ON: Telescopic short is
activated by manual switch
OFF: Telescopic short is not
activated by manual switch

-

ON: Telescopic short is

2009 Toyota Tundra

2009 STEERING Steering Column - Tundra

FAIL-SAFE TABLE

HINT:

If the power voltage to the tilt and telescopic ECU returns to normal within 10 seconds during tilt or telescopic
operation, the operation will be resumed. If it returns to normal after 10 seconds have elapsed, the operation
restarts when a tilt or telescopic operation signal is again input to the tilt and telescopic ECU.

Telesco Short
SW (CAN)

Communication state of telescopic short
input by manual switch/ON or OFF

activated by manual switch
OFF: Telescopic short is not
activated by manual switch

-

Telesco Long
Switch

Input state of telescopic long by manual
switch/ON or OFF

ON: Telescopic long is
activated by manual switch
OFF: Telescopic long is not
activated by manual switch

-

Telesco Long
SW (CAN)

Communication state of telescopic long
input by manual switch/ON or OFF

ON: Telescopic long is
activated by manual switch
OFF: Telescopic long is not
activated by manual switch

-

T&T Manual
SW Data

Voltage data of manual switch/min.: 0 V,
max.: 5 V

Neutral position: Below 0.2
V
Tilt up: 1.67 to 2.13 V
Tilt down: 0.54 to 0.74 V
Telescopic contract: 1.08 to
1.40 V
Telescopic extend: 2.22 to
2.77 V

-

Power Source
Voltage

Voltage data of power supply/min.: 0 V,
max.: 20 V

Actual power supply voltage
11 to 14 V

-

Freeze Speed
Info

Vehicle speed data/min: 0 km/h (0 mph),
max.: 255 km/h (158 mph)

Actual vehicle speed

-

IG Switch
(CAN)

Communication state of ignition
switch/ON or OFF

ON: Communication is
normal
OFF: Communication is
interrupted

-

Key Switch
(CAN)

Communication state of key switch
signal/ON or OFF

ON: Communication is
normal
OFF: Communication is
interrupted

-

Key Code
Confirm
(CAN)

Communication state of key code
confirmation signal/ON or OFF

ON: Communication is
normal
OFF: Communication is
interrupted

-

The Number
of DTCs

Number of diagnostic trouble
codes/min.: 0, max.: 255

Actual number of diagnostic
trouble codes

-

2009 Toyota Tundra

2009 STEERING Steering Column - Tundra