Toyota Tundra (2015 year). Manual — part 2773
Last Modified: 9-16-2014
6.6 D
Doc ID: RM000000XZM058X
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: STEERING COLUMN: POWER TILT AND POWER TELESCOPIC STEERING COLUMN SYSTEM: FREEZE FRAME
DATA; 2015 MY Tundra [08/2014 - ]
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
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 Switch
ON: Tilt up is activated by
manual switch
OFF: Tilt up is not activated
by manual switch
-
Tilt Up SW(CAN)
ON: Tilt up is activated by
manual switch
OFF: Tilt up is not activated
by manual switch
-
Tilt Down Switch
ON: Tilt down is activated by
manual switch
OFF: Tilt down is not
activated by manual switch
-
Tilt Down
SW(CAN)
ON: Tilt down is activated by
manual switch
OFF: Tilt down is not
activated by manual switch
-
Telesco Short
Switch
ON: Telescopic short is
activated by manual switch
OFF: Telescopic short is not
activated by manual switch
-
STEERING COLUMN: POWER TILT AND POWER TELESCOPIC ...
TESTER DISPLAY
MEASUREMENT ITEM/RANGE
NORMAL CONDITION
DIAGNOSTIC
NOTE
Telesco Short
SW(CAN)
ON: Telescopic short is
activated by manual switch
OFF: Telescopic short is not
activated by manual switch
-
Telesco Long
Switch
ON: Telescopic long is
activated by manual switch
OFF: Telescopic long is not
activated by manual switch
-
Telesco Long
SW(CAN)
ON: Telescopic long is
activated by manual switch
OFF: Telescopic long is not
activated by manual switch
-
T&T Manual SW
Data
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
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)
ON: Communication is normal
OFF: Communication is
interrupted
-
IG Switch
OFF: Input signal is
interrupted
-
Key Switch(CAN)
ON: Communication is normal
OFF: Communication is
interrupted
-
Key Switch
ON: Communication is normal
OFF: Communication is
interrupted
-
Key Code
Confirm(CAN)
ON: Communication is normal
OFF: Communication is
interrupted
-
Receive from
Meter
OK: Communication is normal
Interpt: Communication is
interrupted
-
Receive from
Seat ECU
OK: Communication is normal
Interpt: Communication is
-
STEERING COLUMN: POWER TILT AND POWER TELESCOPIC ...
TESTER DISPLAY
MEASUREMENT ITEM/RANGE
NORMAL CONDITION
DIAGNOSTIC
NOTE
Interpt
interrupted
Receive from
Combi
OK: Communication is normal
Interpt: Communication is
interrupted
-
J/B
OK: Communication is normal
Interpt: Communication is
interrupted
-
B/B
OK: Communication is normal
Interpt: Communication is
interrupted
-
The Number of
DTCs
-
STEERING COLUMN: POWER TILT AND POWER TELESCOPIC ...
Last Modified: 9-16-2014
6.6 U
Doc ID: RM000000XZL057X
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: STEERING COLUMN: POWER TILT AND POWER TELESCOPIC STEERING COLUMN SYSTEM: FAIL-SAFE
CHART; 2015 MY Tundra [08/2014 - ]
FAIL-SAFE CHART
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.
Fail-safe Operation
DTC
CODE
DETECTION ITEM
FAIL-SAFE
B2602
Key Unlock Warning Switch Circuit Malfunction
The auto away function stops.
Auto return function:
Continues (when the ignition switch is
ON).
Stops (when the ignition switch is OFF).
B2603
Tilt and Telescopic Manual Switch Circuit
Malfunction
The tilt and telescopic operation by manual switch
is suspended.
B2610
Tilt Position Sensor or Tilt Motor Circuit
Malfunction
The tilt operation is suspended.
B2611
Telescopic Position Sensor or Telescopic Motor
Circuit Malfunction
The telescopic operation is suspended.
B2620
ECU Power Source Circuit Malfunction
The tilt and telescopic operation is suspended.
B2624
Speed Signal Malfunction
The auto away and/or auto return function stops.
1. FAIL-SAFE FUNCTION
(a) If a malfunction in the tilt position sensor signal or telescopic position sensor signal occurs while operating
(b) If the power voltage to the ECU drops below approximately 8 V while operating the power tilt or power
column system.
FUNCTION
MAIN BODY ECU
COMMUNICATION
INTERRUPTION
OUTER MIRROR
CONTROL ECU
COMMUNICATION
FRONT POWER SEAT
CONTROL ECU AND
SWITCH LH
ALL ECUS (*1)
COMMUNICATION
INTERRUPTION
STEERING COLUMN: POWER TILT AND POWER TELESCOPIC ...
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