Toyota Tundra. Manual — part 1315

Air Pump2
Pulsation
Pressure

Air pump
pulsation
pressure/
Min.: 0 kPa,
Max.: 639.9 kPa

-



Cumulative pulsation pressure
calculated by ECM



(see DTC P2431 SECONDARY
AIR INJECTION SYSTEM AIR
FLOW/PRESSURE SENSOR
CIRCUIT
RANGE/PERFORMANCE
BANK 1; DTC P2432
SECONDARY AIR INJECTION
SYSTEM AIR
FLOW/PRESSURE SENSOR
CIRCUIT LOW BANK 1; DTC
P2433 SECONDARY AIR
INJECTION SYSTEM AIR
FLOW/PRESSURE SENSOR
CIRCUIT HIGH BANK 1; DTC
P2436 SECONDARY AIR
INJECTION SYSTEM AIR
FLOW/PRESSURE SENSOR
CIRCUIT
RANGE/PERFORMANCE
BANK 2; DTC P2437
SECONDARY AIR INJECTION
SYSTEM AIR
FLOW/PRESSURE SENSOR
CIRCUIT LOW BANK 2; DTC
P2438 SECONDARY AIR
INJECTION SYSTEM AIR
FLOW/PRESSURE SENSOR
CIRCUIT HIGH BANK 2 )

Power Steering
Pressure

Power steering
oil pressure/
Min.: -1.897
MPa, Max.:
12.799 MPa

-

-

ACC Relay

Ace relay status/
ON or OFF

ON: Cranking

-

Starter Relay

Starter relay
status/
ON or OFF

ON: Cranking

-

Starter Signal

Starter signal/
ON or OFF

ON: Cranking

-

Starter Control

Starter switch
status/
ON or OFF

ON: Cranking

-

Closed throttle



ON: Throttle

2008 Toyota Tundra

2008 ENGINE PERFORMANCE Engine Control System (2UZ-FE) - Tundra

Closed Throttle
Position SW

position switch/
ON or OFF

fully closed



OFF: Throttle
open

-

A/C Signal

A/C switch
status/
ON or OFF

ON: A/C ON

-

Neutral Position
SW Signal

PNP switch
status/
ON or OFF

ON: P or N position

-

Electrical Load
Signal

Electrical load
signal/
ON or OFF

ON: Headlights or
defogger is turned
ON

-

Stop Light
Switch

Stop light
switch/
ON or OFF

ON: Brake pedal is
depressed

-

Immobilizer
Communication

Immobilizer
communication/
ON or OFF

ON: Normal

-

Fuel Cut
Condition

Fuel cut
condition/
ON or OFF

ON: Fuel cut
operating

-

ETCS Actuator
Power

Whether or not
electric throttle
control system
power inputted/
ON or OFF

ON: Idling

-

+BM Voltage

+BM voltage/
Min.: 0, Max.:
19.92

10 to 15 V: Idling

ETCS service data

Battery Voltage

Battery voltage/
Min.: 0 V, Max.:
65.535 V

11 to 14 V: Idling

-

Actuator Power
Supply

Actuator power
supply/
ON or OFF

ON: Idling

ETCS service data

Atmosphere
Pressure

Atmospheric
pressure/
Min.: 0 kPa,
Max.: 255 kPa

Equivalent to
atmospheric pressure
(absolute pressure)

-

Secondary Air
Control VSV

Secondary air
injection system
status

ON: Secondary air
injection system
operation

-

ACIS VSV

VSV status for
ACIS control/
ON or OFF

-

Active Test support data

2008 Toyota Tundra

2008 ENGINE PERFORMANCE Engine Control System (2UZ-FE) - Tundra

ACT VSV

A/C cut status
for Active Test/
ON or OFF

-

Active Test support data

VVT Control
Status (Bank 2)

VVT control
status (bank 2)/
ON or OFF

-

Active Test support data

EVAP Purge
VSV

VSV status for
EVAP control/
ON or OFF

-

Active Test support data

Fuel
Pump/Speed
Status

Fuel
pump/speed
status/
ON or OFF

-

Active Test support data

VVT Control
Status (Bank 1)

Variable valve
timing (VVT)
control status
(bank 1)/
ON or OFF

-

Active Test support data

Vacuum Pump

Key-off EVAP
system pump
status/
ON or OFF

-

Active Test support data

EVAP System
Vent Value

Key-off EVAP
system vent
valve status/
ON or OFF

-

Active Test support data

TC and TE1

TC and TE1
terminal of
DLC3/
ON or OFF

-

-

Al Test

Al operation
prohibition/
OK or NG

OK

-

VVT Aim
Angle (Bank 1)

VVT aim angle
(bank 1)/
Min.: 0%, Max.:
100%

0%: Idling

VVT duty signal value during intrusive
operation

VVT Change
Angle (Bank 1)

VVT change
angle (bank 1)/
Min.: 0° FR,
Max.: 60° FR

0 to 5° FR: Idling

Displacement angle during intrusive
operation

VVT OCV
Duty (Bank 1)

VVT OCV
operation duty
(bank 1)/
Min.: 0%, Max.:
100%

0%: Idling

Requested duty value for intrusive
operation

2008 Toyota Tundra

2008 ENGINE PERFORMANCE Engine Control System (2UZ-FE) - Tundra

VVT Aim
Angle (Bank 2)

VVT aim angle
(bank 2)/
Min.: 0%, Max.:
100%

0%: Idling

VVT duty signal value during intrusive
operation

VVT Change
Angle (Bank 2)

VVT change
angle (bank 2)/
Min.: 0° FR,
Max.: 60° FR

0 to 5° FR: Idling

Displacement angle during intrusive
operation

VVT OCV
Duty (Bank 2)

VVT OCV
operation duty
(bank 2)/
Min.: 0%, Max.:
100%

0%: Idling

Requested duty value for intrusive
operation

Idle Fuel Cut

Fuel cut idle/
ON or OFF

ON: Fuel cut
operation

Idle Fuel Cut = "ON" when throttle valve
fully closed and engine speed over 2800
RPM

FC TAU

Fuel cut TAU:
Fuel cut during
very light load/
ON or OFF

ON: Fuel cut
operation

The fuel cut being performed under very
light load to prevent the engine
combustion from becoming incomplete

Ignition

Ignition counter/
Min.: 0, Max.:
800

0 to 800

-

Cylinder #1
Misfire Count
to Cylinder #8
Misfire Count

Misfire ratio of
the cylinder 1 to
8/
Min.: 0, Max.:
255

0%

This item displayed only when idling
engine

All Cylinders
Misfire Count

All cylinders
misfire rate/
Min.: 0, Max.:
255

0 to 35

-

Multi Cylinders
Misfire Count

Multiple
cylinder misfire
rate/
Min.: 0 Max.:
65535

0 to 65535

-

Misfire RPM

Engine RPM for
first misfire
range/
Min.: 0 RPM,
Max.: 6375
RPM

0 RPM: Misfire 0

-

Misfire Load

Engine load for
first misfire
range/

0 g/rev. Misfire 0

-

2008 Toyota Tundra

2008 ENGINE PERFORMANCE Engine Control System (2UZ-FE) - Tundra