Toyota Tundra (2015 year). Manual — part 2426
METER: METER / GAUGE SYSTEM: TERMINALS OF ECU; 2015 M...
Last Modified: 9-16-2014
6.6 U
Doc ID: RM000002Z4U013X
Model Year: 2015
Model: Tundra
Prod Date Range: [08/2014 - ]
Title: METER: METER / GAUGE SYSTEM: FAIL-SAFE CHART; 2015 MY Tundra [08/2014 - ]
FAIL-SAFE CHART
Speedometer:
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
Tachometer:
CONDITION
FAIL-SAFE OPERATION
FAIL-SAFE DEACTIVATION
CONDITION
Engine speed signal is interrupted for 1.2
seconds
Controls input signals as 0
rpm
Normal data is received
Engine coolant temperature gauge:
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
Volt gauge (for TFT Display Type):
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
Fuel signal (Gauge signal):
CONDITION
FAIL-SAFE OPERATION
FAIL-SAFE DEACTIVATION
CONDITION
While ignition switch is ON, sender signal is
interrupted for 60 seconds and malfunction signal is
and warning light
comes on
Ignition switch is turned from
OFF to ON and normal data is
received
Odometer:
CONDITION
FAIL-SAFE OPERATION
FAIL-SAFE DEACTIVATION
CONDITION
METER: METER / GAUGE SYSTEM: FAIL-SAFE CHART; 2015 MY ...
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
A/T shift position indicator:
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
Sequential shift position indicator:
CONDITION
FAIL-SAFE OPERATION
FAIL-SAFE
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
SRS warning light:
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
ABS warning light:
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
BEAM indicator light:
CONDITION
FAIL-SAFE OPERATION
FAIL-SAFE
DEACTIVATION
CONDITION
Headlight HI on instruction signal is
interrupted for 10 seconds during CAN bus
Ignition switch is ON: BEAM
indicator light condition is
Normal data is received
METER: METER / GAUGE SYSTEM: FAIL-SAFE CHART; 2015 MY ...
CONDITION
FAIL-SAFE OPERATION
FAIL-SAFE
DEACTIVATION
CONDITION
wake-up mode
maintained
Ignition switch is OFF: BEAM
indicator light is off
Cruise control indicator light (w/ Cruise Control System):
CONDITION
FAIL-SAFE OPERATION
FAIL-SAFE DEACTIVATION
CONDITION
Cruise control indicator light signal is
interrupted
Display condition is maintained until
ignition switch off
Normal data is received
Front seat belt warning light:
CONDITION
FAIL-SAFE OPERATION
FAIL-SAFE
DEACTIVATION
CONDITION
Driver side or front passenger side seat belt
buckle switch signal is interrupted for 10
seconds during CAN bus wake-up mode
Ignition switch is ON: Front
seat belt warning light
condition is maintained
Ignition switch is off: Front
seat belt warning light is off
Normal data is
received
DOOR indicator light:
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
Brake warning light / Red (Malfunction):
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
METER: METER / GAUGE SYSTEM: FAIL-SAFE CHART; 2015 MY ...
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