Engine 1ZZ-FE 3ZZ-FE

Abbreviations used in manual Toyota Avensis Engine repair manual Avensis (ZZT220) 1,6i 16V (3ZZ-FE), Avensis (ZZT221) 1,8i 16V (1ZZ-FE)

Abbreviations Meaning
ABS Anti–Lock Brake System
A/C Air Conditioner
AC Alternating Current
ACC Accessory
ACIS Acoustic Control Induction System
ACSD Automatic Cold Start Device
A.D.D. Automatic Disconnecting Differential
A/F Air–Fuel Ratio
AHC Active Height Control Suspension
ALR Automatic Locking Retractor
ALT Alternator
AMP Amplifier
ANT Antenna
APPROX. Approximately
ASSY Assembly
A/T Automatic Transmission (Transaxle)
ATF Automatic Transmission Fluid
AUTO Automatic
AUX Auxiliary
AVG Average
AVS Adaptive Variable Suspension
B+ Battery Voltage
BACS Boost Altitude Compensation System
BAT Battery
BDC Bottom Dead Center
B/L Bi–Level
B/S Bore–Stroke Ratio
BTDC Before Top Dead Center
BVSV Bimetallic Vacuum Switching Valve
CB Circuit Breaker
CCo Catalytic Converter For Oxidation
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
C/V Check Valve
CV Control Valve
CW Curb Weight
DC Direct Current
DEF Defogger
DFL Deflector
DIFF. Differential
DIFF. LOCK Differential Lock
D/INJ Direct Injection
DLC Data Link Connector
DLI Distributorless Ignition
DOHC Double Overhead Cam
DP Dash Pot
DS Dead Soak
DSP Digital Signal Processor
DTC Diagnostic Trouble Code
ECAM Engine Control And Measurement System
ECD Electronic Controlled Diesel
ECDY Eddy Current Dynamometer
ECT Electronic Control Transmission
ECU Electronic Control Unit
ED Electro–Deposited Coating
EDU Electronic Driving Unit
EDIC Electric Diesel Injection Control
EFI Electronic Fuel Injection
E/G Engine
EGR Exhaust Gas Recirculation
EGR–VM EGR–Vacuum Modulator
ELR Emergency Locking Retractor
ENG Engine
ESA Electronic Spark Advance
ETCS Electronic Throttle Control System
EVAP Evaporative Emission Control
EVP Evaporator
E–VRV Electric Vacuum Regulating Valve
EX Exhaust
FE Fuel Economy
FF Front–Engine Front–Wheel–Drive
F/G Fuel Gauge
FIPG Formed In Place Gasket
FL Fusible Link
F/P Fuel Pump
FPU Fuel Pressure Up
FR Front
F/W Flywheel
FW/D Flywheel Damper
FWD Front–Wheel–Drive
GAS Gasoline
GND Ground
HAC High Altitude Compensator
H/B Hatchback
H–FUSE High Current Fuse
HI High
HID High Intensity Discharge (Head Lamp)
HSG Housing
HT Hard Top
HWS Heated Windshield System
IC Integrated Circuit
IDI Indirect Diesel Injection
IFS Independent Front Suspension
IG Ignition
IIA Integrated Ignition Assembly
IN Intake (Manifold, Valve)
INT Intermittent
I/P Instrument Panel
IRS Independent Rear Suspension
ISC Idle Speed Control
J/B Junction Block
J/C Junction Connector
KD Kick–Down
LAN Local Area Network
LB Liftback
LCD Liquid Crystal Display
LED Light Emitting Diode
LH Left–Hand
LHD Left–Hand Drive
L/H/W Length, Height, Width
LLC Long–Life Coolant
LNG Liquified Natural Gas
LO Low
LPG Liquified Petroleum Gas
LSD Limited Slip Differential
LSP & PV Load Sensing Proportioning And Bypass Valve
LSPV Load Sensing Proportioning Valve
MAP Manifold Absolute Pressure
MAX. Maximum
MIC Microphone
MIL Malfunction Indicator Lamp
MIN. Minimum
MP Multipurpose
MPI Multipoint Electronic Injection
MPX Multiplex Communication System
M/T Manual Transmission
MT Mount
MTG Mounting
N Neutral
NA Natural Aspiration
NO. Number
O2S Oxygen Sensor
O/D Overdrive
OEM Original Equipment Manufacturing
OHC Overhead Camshaft
OHV Overhead Valve
OPT Option
O/S Oversize
P & BV Proportioning And Bypass Valve
PCS Power Control System
PCV Positive Crankcase Ventilation
PKB Parking Brake
PPS Progressive Power Steering
PS Power Steering
PTO Power Take–Off
P/W Power Window
R & P Rack And Pinion
R/B Relay Block
RBS Recirculating Ball Type Steering
R/F Reinforcement
RFS Rigid Front Suspension
RRS Rigid Rear Suspension
RH Right–Hand
RHD Right–Hand Drive
RLY Relay
ROM Read Only Memory
RR Rear
RRS Rear–Wheel Drive
RWD Rear–Wheel Drive
SDN Sedan
SEN Sensor
SICS Starting Injection Control System
SOC State Of Charge
SOHC Single Overhead Camshaft
SPEC Specification
SPI Single Point Injection
SRS Supplemental Restraint System
SSM Special Service Materials
SST Special Service Tools
STD Standard
STJ Cold–Start Fuel Injection
SW Switch
SYS System
T/A Transaxle
TACH Tachometer
TBI Throttle Body Electronic Fuel Injection
TC Turbocharger
TCCS TOYOTA Computer–Controlled System
TCV Timing Control Valve
TDC Top Dead Center
TEMP. Temperature
TEMS TOYOTA Electronic Modulated Suspension
TFT Toyota Free–Tronic
TIS Total Information System For Vehicle Development
T/M Transmission
TMC TOYOTA Motor Corporation
TMMK TOYOTA Motor Manufacturing Kentucky, Inc.
TRC Traction Control System
TURBO Turbocharge
TWC Three–Way Catalyst
U/D Underdrive
U/S Undersize
VCV Vacuum Control Valve
VENT Ventilator
VIN Vehicle Identification Number
VPS Variable Power Steering
VSC Vehicle Skid Control
VSV Vacuum Switching Valve
VTV Vacuum Transmitting Valve
VVT–i Variable Valve Timing–intelligent
W/ With
WGN Wagon
W/H Wire Harness
W/O Without
1ST First
2ND Second
2WD Two Wheel Drive Vehicle (4 x 2)
3RD Third
4TH Fourth
4WD Four Wheel Drive Vehicle (4 x 4)
4WS Four Wheel Steering System
5TH Fifth