Toyota Tundra. Manual - part 22

1. Measure the resistance between the ECU ground terminal and body ground. 

Standard resistance:  

Below 1 ohms  

Fig. 67: Measuring Resistance Between ECU Ground Terminal And Body Ground 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 

2. Disconnect the ECU connector. Check the ground terminal on the ECU side and wire harness 

side for bending, corrosion or foreign matter. Lastly, check the contact pressure of the female 
terminals. 

Fig. 68: Identifying Ground Terminal 
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC. 

TERMS 

ABBREVIATIONS USED 

ABBREVIATIONS 

 

2009 Toyota Tundra 

2009 GENERAL INFORMATION Introduction - Tundra

  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ABBREVIATIONS

MEANING

1st

First

2nd

Second

2WD

Two Wheel Drive Vehicle (4 x 2)

3rd

Third

4th

Fourth

4WD

Four Wheel Drive Vehicle (4x4)

4WS

Four Wheel Steering System

5th

Fifth

A.D.D.

Automatic Disconnecting Differential

A/C

Air Conditioner

A/F

Air-Fuel Ratio

A/T, ATM

Automatic Transmission (Transaxle)

ABS

Anti-Lock Brake System

AC

Alternating Current

ACC

Accessory

ACIS

Acoustic Control Induction System

ACM

Active Control Engine Mount

ACSD

Automatic Cold Start Device

AFS

Adaptive Front-Lighting System

AHC

Active Height Control Suspension

AID

Air Injection Control Driver

ALR

Automatic Locking Retractor

ALT

Alternator

AMP

Amplifier

ANT

Antenna

APPROX.

Approximately

ASSB

Assembly Services Sdn. Bhd.

ASSY

Assembly

ATDC

After Top Dead Center

ATF

Automatic Transmission Fluid

AUTO

Automatic

AUX

Auxiliary

AVG

Average

AVS

Adaptive Variable Suspension

B/L

Bi-Level

B/S

Bore-Stroke Ratio

B+

Battery Voltage

BA

Brake Assist

BACS

Boost Altitude Compensation System

BAT

Battery

BDC

 

2009 Toyota Tundra 

2009 GENERAL INFORMATION Introduction - Tundra

  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Bottom Dead Center

BTDC

Before Top Dead Center

BVSV

Bimetallic Vacuum Switching Valve

C/V

Check Valve

Calif.

California

CAN

Controller Area Network

CB

Circuit Breaker

CCo

Catalytic Converter For Oxidation

CCV

Canister Closed Valve

CD

Compact Disc

CF

Cornering Force

CG

Center Of Gravity

CH

Channel

CKD

Complete Knock Down

COMB.

Combination

CPE

Coupe

CPS

Combustion Pressure Sensor

CPU

Central Processing Unit

CRS

Child Restraint System

CTR

Center

CV

Control Valve

CW

Curb Weight

D/INJ

Direct Injection

DC

Direct Current

DEF

Defogger

DFL

Deflector

DIFF.

Differential

DIFF. LOCK

Differential Lock

DLC

Data Link Connector

DLI

Distributorless Ignition

DOHC

Double Overhead Camshaft

DP

Dash Pot

DS

Dead Soak

DSP

Digital Signal Processor

DTC

Diagnostic Trouble Code

DVD

Digital Versatile Disc

E/G

Engine

EBD

Electronic Brake Force Distribution

EC

Electrochromic

ECAM

Engine Control And Measurement System

ECD

Electronically Controlled Diesel

ECDY

 

2009 Toyota Tundra 

2009 GENERAL INFORMATION Introduction - Tundra

  

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Eddy Current Dynamometer

ECT

Electronic Controlled Automatic Transmission/Transaxle

ECU

Electronic Control Unit

ED

Electro-Deposited Coating

EDIC

Electronic Diesel Injection Control

EDU

Electronic Driving Unit

EFI

Electronic Fuel Injection

EGR

Exhaust Gas Recirculation

EGR-VM

EGR-Vacuum Modulator

ELR

Emergency Locking Retractor

EMPS

Electric Motor Power Steering

ENG

Engine

ES

Easy & Smooth

ESA

Electronic Spark Advance

ETCS-i

Electronic Throttle Control System-intelligent

EVAP

Evaporative Emission Control

EVP

Evaporator

E-VRV

Electric Vacuum Regulating Valve

EX

Exhaust

F/G

Fuel Gauge

F/P

Fuel Pump

F/W

Flywheel

FE

Fuel Economy

FF

Front-Engine Front-Wheel-Drive

FIPG

Formed In Place Gasket

FL

Fusible Link

FPU

Fuel Pressure Up

FR/Fr

Front

FW/D

Flywheel Damper

FWD

Front-Wheel-Drive

GAS

Gasoline

GND

Ground

GPS

Global Positioning System

GSA

Gear Shift Actuator

H/B

Hatchback

H-FUSE

High Current Fuse

HI

High

HID

High Intensity Discharge (Headlight)

HPU

Hydraulic Power Unit

HSG

Housing

HT

Hard Top

HV

 

2009 Toyota Tundra 

2009 GENERAL INFORMATION Introduction - Tundra