Toyota Tundra. Manual — part 418

c. Turn the tester ON.

d. Enter the following menus:

Techstream - Select: Body Electrical / (desired system) / Trouble Codes.

e. Read the DTCs.

2. CLEAR DTC

a. Connect Techstream to the DLC3.

b. Turn the ignition switch ON.

c. Turn the tester ON.

d. Enter the following menus:

Techstream - Select: Body Electrical / (desired system) / Trouble Codes.

e. Erase the DTCs.

FAIL-SAFE CHART

Speedometer:

SPEEDOMETER FAIL-SAFE CHART

Tachometer:

TACHOMETER FAIL-SAFE CHART

Engine coolant temperature gauge:

ENGINE COOLANT TEMPERATURE GAUGE FAIL-SAFE CHART

Condition

Fail-safe Operation

Fail-safe Deactivation

Condition

Vehicle speed pulse is
interrupted

Controls input signals as 0 km/h (0
mph)

Normal data is received

Vehicle speed signal is
interrupted

Controls input signals as 0 km/h (0
mph)

Normal data is received

Condition

Fail-safe Operation

Fail-safe Deactivation

Condition

Engine revolution signal is interrupted for 1.2
seconds

Controls input signals as 0
rpm

Normal data is received

Condition

Fail-safe Operation

Fail-safe Deactivation

Condition

While ignition switch is ON, engine coolant
temperature data is interrupted for 3.1 seconds

Gauge needle
indicates below "C"

Engine coolant temperature
data is received

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Meter - Tundra

Volt gauge:

VOLT GAUGE FAIL-SAFE CHART

A/T oil gauge:

A/T OIL GAUGE FAIL-SAFE CHART

Fuel signal (Gauge signal):

FUEL SIGNAL FAIL-SAFE CHART

Odometer:

ODOMETER FAIL-SAFE CHART

A/T shift position indicator:

A/T SHIFT POSITION INDICATOR FAIL-SAFE CHART

Sequential shift position indicator:

SEQUENTIAL SHIFT POSITION INDICATOR FAIL-SAFE CHART

Condition

Fail-safe

Operation

Fail-safe Deactivation

Condition

EEPROM cannot determine constant value due to EEPROM
reading malfunction or other malfunction

Default control Normal data is received

Condition

Fail-safe Operation

Fail-safe Deactivation

Condition

While ignition switch is ON, A/T oil signal is
interrupted for 1.2 seconds

Gauge needle indicates
below "C"

Normal data is received

Condition

Fail-safe Operation

Fail-safe Deactivation

Condition

While ignition switch is ON, sender signal is
interrupted for 60 seconds and malfunction signal is
received from one of gauges for 10 to 20 seconds

Needle indicates "E",
and warning light
comes on

Ignition switch is turned from
OFF to ON and normal data
is received

Condition

Fail-safe Operation

Fail-safe Deactivation

Condition

Vehicle speed pulse signal integration value is
interrupted for 0.12 seconds

Data received most recently
remains displayed

Normal data is received

Condition

Fail-safe Operation

Fail-safe Deactivation

Condition

"P to D" data is
interrupted

All data cannot be displayed: Shift position
indicator goes off

Normal data is received

Fail-safe

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Meter - Tundra

SRS warning light:

SRS WARNING LIGHT FAIL-SAFE CHART

ABS warning light:

ABS WARNING LIGHT FAIL-SAFE CHART

BEAM indicator light:

BEAM INDICATOR LIGHT FAIL-SAFE CHART

CRUISE main indicator light:

CRUISE MAIN INDICATOR LIGHT FAIL-SAFE CHART

Condition

Fail-safe Operation

Deactivation

Condition

Gear position signal is interrupted

Data received most recently remains displayed
(when data is interrupted for 3.1 seconds, shift
position indicator goes off)

Normal data is
received

Sequential mode indicator and
sequential mode enable signals
are interrupted

Data received most recently remains displayed
(when data is interrupted for 3.1 seconds, shift
position indicator goes off)

Normal data is
received

Condition

Fail-safe Operation

Fail-safe

Deactivation

Condition

While ignition switch is ON, SRS warning light on/blink
request signal (9.0 V or higher) is interrupted for 10 seconds,
or SRS warning light on/blink request signal (below 9 V) is
interrupted for 60 seconds

SRS warning light
remains on until
ignition switch OFF

Normal data is
received

Condition

Fail-safe Operation

Fail-safe Deactivation

Condition

While ignition switch is ON, ABS warning
light signal is interrupted for 1 second

ABS warning light remains on
until ignition switch OFF

Normal data is received

Condition

Fail-safe Operation

Fail-safe

Deactivation

Condition

Headlight HI on instruction signal is
interrupted for 10 seconds during CAN bus
wake-up mode



Ignition switch is ON: BEAM
indicator light condition is
maintained



Ignition switch is OFF: BEAM
indicator light is off

Normal data is
received

Condition

Fail-safe Operation

Fail-safe Deactivation

Condition

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Meter - Tundra

Driver side seat belt warning light:

DRIVER SIDE SEAT BELT WARNING LIGHT FAIL-SAFE CHART

DOOR indicator light:

DOOR INDICATOR LIGHT FAIL-SAFE CHART

Brake warning light / Red (Malfunction):

BRAKE WARNING LIGHT / RED FAIL-SAFE CHART

HEAD indicator light:

HEAD INDICATOR LIGHT FAIL-SAFE CHART

CRUISE main indicator light signal
is interrupted

Display condition is maintained until
ignition switch OFF

Normal data is received

Condition

Fail-safe Operation

Fail-safe

Deactivation

Condition

Driver side seat belt buckle switch signal is
interrupted for 10 seconds during CAN bus
wake-up mode



Ignition switch is ON: Driver seat
belt warning light condition is
maintained



Ignition switch is OFF: Driver
seat belt warning light is off

Normal data is
received

Condition

Fail-safe Operation

Fail-safe

Deactivation

Condition

Driver side courtesy switch, front passenger side
courtesy switch, rear door LH courtesy switch, rear door
RH courtesy switch and luggage courtesy switch signals
are interrupted for 10 seconds during CAN bus wake-up
mode



Ignition switch is ON:
DOOR indicator light
condition is maintained



Ignition switch is OFF:
DOOR indicator light
is off

Normal data is
received

Condition

Fail-safe Operation

Fail-safe

Deactivation

Condition

Brake warning light signal is interrupted

Brake warning light condition is
maintained until ignition switch
OFF

Normal data is
received

While ignition switch is ON position, brake
warning light signal is interrupted for 1
second

Brake warning light condition is
maintained until ignition switch
OFF

Normal data is
received

2009 Toyota Tundra

2009 ACCESSORIES AND EQUIPMENT Meter - Tundra