Toyota Tundra. Manual — part 24

CFI

Continuous Fuel Injection

-

CKP

Crankshaft Position

Crank Angle

CL

Closed Loop

Closed Loop

CMP

Camshaft Position

Cam Angle

CPP

Clutch Pedal Position

-

CTOX

Continuous Trap Oxidizer

-

CTP

Closed Throttle Position

LL ON, Idle ON

DFI

Direct Fuel Injection

Direct Injection (DI./INJ)

DI

Distributor Ignition

-

DLC3

Data Link Connector 3

OBD II Diagnostic Connector

DTC

Diagnostic Trouble Code

Diagnostic Trouble Code

DTM

Diagnostic Test Mode

-

ECL

Engine Coolant Level

-

ECM

Engine Control Module

Engine Electronic Control Unit (ECU)

ECT

Engine Coolant Temperature Coolant Temperature, Water Temperature (THW)

EEPROM

Electrically Erasable
Programmable Read Only
Memory

Electrically Erasable Programmable Read Only
Memory (EEPROM), Erasable Programmable Read
Only Memory (EPROM)

EFE

Early Fuel Evaporation

Cold Mixture Heater (CMH), Heat Control Valve
(HCV)

EGR

Exhaust Gas Recirculation

Exhaust Gas Recirculation (EGR)

EI

Electronic Ignition

Distributorless Ignition (DLI)

EM

Engine Modification

Engine Modification (EM)

EPROM

Erasable Programmable
Read Only Memory

Programmable Read Only Memory (PROM)

EVAP

Evaporative Emission

Evaporative Emission Control (EVAP)

FC

Fan Control

-

FEEPROM

Flash Electrically Erasable
Programmable Read Only
Memory

-

FEPROM

Flash Erasable
Programmable Read Only
Memory

-

FF

Flexible Fuel

-

FP

Fuel Pump

Fuel Pump

GEN

Generator

Alternator

GND

Ground

Ground (GND)

HO2S

Heated Oxygen Sensor

Heated Oxygen Sensor (HO2S)

IAC

Idle Air Control

Idle Speed Control (ISC)

IAT

Intake Air Temperature

Intake or Inlet Air Temperature

ICM

Ignition Control Module

-

IFI

Indirect Fuel Injection

Indirect Injection (IDL)

2009 Toyota Tundra

2009 GENERAL INFORMATION Introduction - Tundra

IFS

Inertia Fuel-Shutoff

-

ISC

Idle Speed Control

-

KS

Knock Sensor

Knock Sensor

MAF

Mass Airflow

Air Flow Meter

MAP

Manifold Absolute Pressure Manifold Pressure Intake Vacuum

MC

Mixture Control

Electric Bleed Air Control Valve (EBCV) Mixture
Control Valve (MCV) Electric Air Control Valve
(EACV)

MDP

Manifold Differential
Pressure

-

MFI

Multiport Fuel Injection

Electronic Fuel Injection (EFI)

MIL

Malfunction Indicator Lamp Check Engine Light

MST

Manifold Surface
Temperature

-

MVZ

Manifold Vacuum Zone

-

NVRAM

Non-Volatile Random
Access Memory

-

O2S

Oxygen Sensor

Oxygen Sensor, O2 Sensor (O2S)

OBD

On-Board Diagnostic

On-Board Diagnostic System (OBD)

OC

Oxidation Catalytic
Converter

Oxidation Catalytic Convert (OC), CCo

OL

Open Loop

Open Loop

PAIR

Pulsed Secondary Air
Injection

Air Suction (AS)

PCM

Powertrain Control Module

-

PNP

Park/Neutral Position

-

PROM

Programmable Read Only
Memory

-

PSP

Power Steering Pressure

-

PTOX

Periodic Trap Oxidizer

Diesel Particulate Filter (DPF) Diesel Particulate
Trap (DPT)

RAM

Random Access Memory

Random Access Memory (RAM)

RM

Relay Module

-

ROM

Read Only Memory

Read Only Memory (ROM)

RPM

Engine Speed

Engine Speed

SC

Supercharger

Supercharger

SCB

Supercharger Bypass

E-ABV

SFI

Sequential Multiport Fuel
Injection

Electronic Fuel Injection (EFI), Sequential Injection

SPL

Smoke Puff Limiter

-

SRI

Service Reminder Indicator -

SRT

System Readiness Test

-

ST

Scan Tool

-

2009 Toyota Tundra

2009 GENERAL INFORMATION Introduction - Tundra

TB

Throttle Body

Throttle Body

TBI

Throttle Body Fuel Injection Single Point Injection Central Fuel Injection (Ci)

TC

Turbocharger

Turbocharger

TCC

Torque Converter Clutch

Torque Converter

TCM

Transmission Control
Module

Transmission ECU, ECT ECU

TP

Throttle Position

Throttle Position

TR

Transmission Range

-

TW

Thermal Vacuum Valve

Bimetallic Vacuum Switching Valve (BVSV)
Thermostatic Vacuum Switching Valve (TVSV)

TWC

Three-Way Catalytic
Converter

Three-Way Catalytic (TWC) Manifold Converter
CCR0

TWC+OC

Three-Way + Oxidation
Catalytic Converter

CCR + CCo

VAF

Volume Airflow

Air Flow Meter

VR

Voltage Regulator

Voltage Regulator

VSS

Vehicle Speed Sensor

Vehicle Speed Sensor

WOT

Wide Open Throttle

Full Throttle

WU-OC

Warm Up Oxidation
Catalytic Converter

-

WU-TWC

Warm Up Three-Way
Catalytic Converter

-

3GR

Third Gear

-

4GR

Fourth Gear

-

2009 Toyota Tundra

2009 GENERAL INFORMATION Introduction - Tundra

2009 GENERAL INFORMATION

Preparation - Tundra

1GR-FE ENGINE CONTROL SYSTEM

SST

1GR-FE ENGINE CONTROL SYSTEM - SST

RECOMMENDED TOOLS

1GR-FE ENGINE CONTROL SYSTEM - RECOMMENDED TOOLS

EQUIPMENT

1GR-FE ENGINE CONTROL SYSTEM - EQUIPMENT

3UR-FE ENGINE CONTROL SYSTEM

SST

3UR-FE ENGINE CONTROL SYSTEM - SST

09224-00010

O2 Sensor Wrench

-

09082-00040

TOYOTA Electrical Tester

-

(09083-00150)

Test Lead Set

-

Ohmmeter

-

Thermometer

-

Torque wrench

-

2009 Toyota Tundra

2009 GENERAL INFORMATION Preparation - Tundra

2009 Toyota Tundra

2009 GENERAL INFORMATION Preparation - Tundra