Toyota Corolla 2004 Manual page 45

01–42
TCM Transmission Control Module
TP Throttle Position
TR Transmission Range
TVV Thermal Vacuum Valve
TWC Three–Way Catalytic Converter
TWC+OC Three–Way + Oxidation Catalytic Converter
VAF Volume Air Flow
VR Voltage Regulator
VSS Vehicle Speed Sensor
WOT Wide Open Throttle
WU–OC Warm Up Oxidation Catalytic Converter
WU–TWC Warm Up Three–Way Catalytic Converter
3GR Third Gear
4GR Fourth Gear
2004 COROLLA (RM1037U)
INTRODUCTION – TERMS
Transmission ECU, ECT ECU
Throttle Position
Bimetallic Vacuum Switching Valve (BVSV)
Thermostatic Vacuum Switching Valve (TVSV)
Three–Way Catalytic (TWC)
Manifold Converter
CC
RO
CC + CCo
R
Air Flow Meter
Voltage Regulator
Vehicle Speed Sensor
Full Throttle
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45