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1984 Ford Ranger 2.3-Liter 4-Cylinder Vacuum Line Diagram

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Submitted By: BlackBII

 

Vacuum Diagram Definitions

Abbreviation Description
A/CL Located in the air cleaner
A/CL DV Air Cleaner Diverter Valve
A/CL BI MET Air Cleaner Bi-Metallic Valve
A/CL CWM Air Cleaner Cold Weather Modulator
ACT Air Charge Temperature Sensor, prior to 1992
ACTS Air Cleaner Temperature Sensor
ACV Air Control Valve
AIR Thermactor, short for Thermal Reactor. CA vehicles are installed with it as standard. Air Injection Reaction is what it stands for.
AIR BPV AIR Bypass (AIRB) Valve; also called the TAB (Thermactor Air Bypass) Valve
BV Bowl Vent (on top of the float tanks)
CARB Carburetor
CBD Closed Bowl Distributor
CPRV Canister Purge Valve
DIST Distributor
DPFE Differential Pressure Feedback
DV-TW Two Way Delay Valve
EFCA Electronic Fuel Control Assembly/ (Fuel Pressure Regulator (FPR)
EGR Exhaust Gas Recirculation
EGRC/EGRV EGR Vent/EGR Control
EXH HCV Exhaust Heat Control Valve
EVP EGR Valve Position
EGR Valve Position
EVR EGR Vacuum Regulator; also called EGR Vacuum Solenoid
FLTR Filter
FPR Fuel Pressure Regulator (check vacuum line)
HEAT VLV INT Heat Vacuum Control Valve Intake, (next to carb)
HICV Hot Idle Control Valve
IAT Intake Air Temperature Sensor (Air Charge Temperature (ACT), prior to 1992
IVV Thermactor Idle Vacuum Valve
LCV EGR Load Control
MAN VAC Manifold vacuum-Vacuum source; usually ref. to as Vacuum Tree atop intake manifold
MAP Manifold Absolute Pressure
PCV Positive Crankcase Ventilation
PURGE Vapor Canister Purge Valve
PV Ported Vacuum
PVS Ported Vacuum Switch (PVS) Valve
S Spark port
SA-FV Separator Assembly Fuel/Vacuum
SOLV Thermactor Solenoid Valve
SV CBV Carborator Fuel Bowl Solenoid Vent Valve
TCAC Thermostatically Controlled Air Cleaner
TCP Temperature Compensated Accelerator Pump
TK Throttle Kicker
TVS Throttle Valve Solenoid (aka Solepot, Dashpot) OR Temperature Vacuum Switch
TVV Thermal Vacuum Valve OR Thermostatic Vacuum Valve (aka Ported Vacuum Switches; Thermal Vacuum Valve)
VAC Vacuum
VCKV Vacuum Check Valve
VCV Vacuum Control Valve
VDV Vacuum Delay Valve
V CK V or VCV Vacuum Check Valve
VOTM Vacuum Operated Throttle Modulator
VRDV Distributor Vacuum Delay Valve (VDV, VRDV, DV-TW)
VRDV Vacuum Delay Valve (VDV, VRDV, DV-TW)
VRESER Vacuum Reservoir (coffee can style in earlier years; replaced by plastic style)
VRESV REST on earlier years such as SEABRONC's 83 is a Vacuum Restictor/delay valve, it delays vacuum for a certain amount of time
VRV Vacuum Regulator Valve
WOT Wide Open Throttle Valve

 

 

 

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