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"A"
A/C
EMISSION CONTROL ABBREVIATIONS
Gasoline & Diesel
Air Conditioning
A/C-ISUS
A/C Idle Speed-Up Solenoid
A/F
Air/Fuel
AAI
Air Assist Injector
ACL
Air Cleaner (Thermostatic Air Cleaner)
ACL-BMS
ACL Bimetallic Sensor
ACL-CKV
ACL Check Valve
ACL-DV
ACL Delay Valve
ACL-ESC
Electronic Spark Control
ACL-PVS
ACL Ported Vacuum Switch
ACL-RDV
ACL Reverse Delay Valve
ACL-RDVS
ACL Reverse Delay Valve (Single)
ACL-TCV
ACL Thermal Control Valve
ACL-TS
ACL Temperature Sensor
ACL-TSOV
ACL Temperature Sensor Override Valve
ACL-TVS
ACL Thermal Vacuum Switch
ACL-TVV
ACL Thermal Vacuum Valve
ACL-VCDV
ACL Vacuum Control Delay Valve
ACL-VCV
ACL Vacuum Control Valve
ACL-VM
ACL Vacuum Motor
ACL-WP
ACL Wax Pellet Type Motor
ADS
Anti-Dieseling Solenoid
AFR
Air/Fuel Ratio Sensor
AFS
Air/Fuel Ratio Sensor
AIH
Air Intake Heaters
AIH-TS
AIH Temperature Sensor
AIR
Air Injection System
AIS
Air Injection System
AIS-ACV
AIS Air Control Valve
AIS-AF
Air Injection System Air Filter
AIS-AMV
AIS Air Management Valve
AIS-ASV
AIS Air Switching Valve
AIS-BPV
AIS By-Pass Valve
AIS-CC
AIS Computer Controlled
AIS-CKV
AIS Check Valve
AIS-CSV
AIS Control Solenoid Valve
AIS-CV
AIS Combination Valve
AIS-DV
AIS Diverter Valve
AIS-IMCV
AIS Intake Manifold Change-Over Valve
AIS-MCV
AIS Manifold Change-Over Valve
AIS-OWV
AIS One Way Valve
AIS-PAF
AIS Pulse Air Feeder
AIS-PM
AIS Pump Motor
AIS-PV
AIS Pneumatic Valve
AIS-RV
AIS Relief Valve
AIS-SAV
AIS Secondary Air Valve
AIS-SOL
AIS Solenoid
AIS-SV
AIS Solenoid Valve
AIS-VCV
AIS Vacuum Control Valve
AIS-VSV
AIS Vacuum Switching Valve
AIS-VT
AIS Vacuum Tank
AIS-VCV
AIS Vacuum Control Valve
AIS-VSV
AIS Vacuum Switching Valve
AIV
Air Injection Valve
AIV-SOL
Air Injection Valve Solenoid
ALVW
Adjusted Loaded Vehicle Weight
AMV
Air Management Valve
AP
Air Pump Injection System
AP-ABV
Air Pump Air Bypass Valve
AP-ACV
AP Air Control Valve
AP-AMV
AP Air Management Valve
AP-ASRV
AP Air Switching Relief Valve
AP-ASS
AP Air Switching Solenoid
AP-ASV
AP Air Switching Valve
AP-BP
AP By-Pass Valve
AP-BPV
AP By-Pass Valve
AP-CKV
AP Check Valve
AP-CS
AP Control Solenoid
AP-CV
AIR Cut-Off Valve
AP-DCTO
AP Dual Coolant Temperature Override
AP-DLY
AP Delay Valve
AP-DV
AP Diverter Valve
AP-EADV
AP Electric Air Control Diverter Valve
AP-EAMR
AP Electric Air Management Relay
AP-EAMS
AP Electric Air Management Solenoid
AP-EAP
AP Electric Air Pump
AP-EC
AP Electromagnetic Clutch
AP-ERLY
AP Electric Air Pump Relay
AP/PAIR
Pulsed Secondary Air Injection
AP-RDV
AP Reed Valve
AP-RV
AP Relief Valve
AP-SOL
AP Solenoid
AP-SOV
AP Shut-Off Valve
AP-SV
AP Solenoid Valve
AP-SWV
AP Switchover Valve
AP-TV
AP Transmitting Valve
AP-VCS
AP Vacuum Control Solenoid
AP-VCSV
AP Vacuum Controlled Air Shut-Off Valve
AP-VCV
AP Vacuum Control Valve
AP-VSV
AP Vacuum Switching Valve
A/T
Automatic Transmission
ATCV
Air Temperature Control Valve
"B"
BP/EGR
Backpressure EGR System
BP/EGR-BPS
BP/EGR Backpressure Sensor
BP/EGR-BPT
BP/EGR Backpressure Transducer
BP/EGR-BPV
BP/EGR Backpressure Valve
BP/EGR-BS
BP/EGR Bleed Solenoid
BP/EGR-BVSV
BP/EGR Bimetallic Vacuum Switching Valve
BP/EGR-C
BP/EGR Controller
BP/EGR-CLR
BP/EGR Cooler
BP/EGR-CS
BP/EGR Control Solenoid
BP/EGR-CTO
BP/EGR Coolant Temperature Override
BP/EGR-CV
BP/EGR Control Valve
BP/EGR-DCTO
BP/EGR Dual Coolant Temperature Override
BP/EGR-DS
BP/EGR Diagnostic Solenoid
BP/EGR-DSOL
BP/EGR Duty Solenoid
BP/EGR-DTVSW
BP/EGR Distributor Thermal Vacuum Switch
BP/EGR-DV
BP/EGR Delay Valve
BP/EGR-EET
BP/EGR Electric Transducer
BP/EGR-EPV
BP/EGR External Pressure Valve
BP/EGR-FDV
BP/EGR Forward Delay Valve
BP/EGR-LCV
BP/EGR Vacuum Control Valve
BP/EGR-LC
BP/EGR Load Control Valve
BP/EGR-OVS
BP/EGR Orifice Valve Sensing
BP/EGR-PS
BP/EGR Position Sensor
BP/EGR-PT
BP/EGR Pressure Tranducer
BP/EGR-PVS
BP/EGR Ported Vacuum Switch
BP/EGR-RES
BP/EGR Reservoir
BP/EGR-RST
BP/EGR Restrictor
BP/EGR-SOL
BP/EGR Solenoid
BP/EGR-TCTVS
BP/EGR Torque Converter Thermal Vacuum Switch
BP/EGR-TCV
BP/EGR Thermal Control Valve
BP/EGR-TCVLV
BP/EGR Temperature Control Valve
BP/EGR-T
BP/EGR Temperature Sensor
BP/EGR-TS
BP/EGR Temperature Sensor
BP/EGR-TVC
BP/EGR Thermal Control Valve
BP/EGR-TVS
BP/EGR Thermal Vacuum Switch
BP/EGR-TVV
BP/EGR Thermal Vacuum Valve
BP/EGR-VC
BP/EGR Diagnostic Valve
BP/EGR-VCV
BP/EGR Vacuum Control Valve
BP/EGR-VM
BP/EGR Vacuum Modulator
BP/EGR-VRV
BP/EGR Vacuum Regulator Valve
BP/EGR-VS
BP/EGR Vacuum Switch
BP/EGR-VSOL
BP/EGR Vent Solenoid
BP/EGR-VSV
BP/EGR Vacuum Switching Valve
"C"
C-4
Computer Controlled Catalytic Converter
CAC
Charge Air Cooler
CAS
Clean Air System
CB
Crankcase Breather
CB-VC
Crankcase Breather-Vapor Canister
CBPS
Coasting By-Pass System
CBVC
Crankcase Breather Vapor Canister
CCIEV
Coolant Controlled Idle Enrichment Valve
CCO
Computerized Engine Controls
CCS
Controlled Combustion System
CCV
Closed Crankcase Ventilation
CD-REGVLV
Crankcase Depression Regulator Valve
CDRV
Crankcase Depression Relief Valve
CEAB
Cold Engine Air Bleed
CEAB-TVS
CEAB Thermal Vacuum Switch
CEAB-TVV
CEAB Thermal Vacuum Valve
CEC
Computerized Engine Controls
CESS
Cold Engine Sensor Switch
CETS
Cold Engine Temperature Switch
CFI
Continuous Fuel Injection
CMH
Cold Mixture Heater
CNG
Compressed Natural Gas
CO
Carbon Monoxide
CO2
Carbon Dioxide
CPI
Central Port Injection
CRV
Coasting Richer Valve
CSI
Central Sequential Injection
CTAVS
Cold Temperature Activated Vacuum System
CTOX
Continous Trap Oxidizer
CVOT
Crankcase Ventilation Orifice Tube
CVOT-CKV
"D"
Crankcase Ventilation Orifice Tube Check Valve
DCLV
Deceleration Valve
DCS
Deceleration Control System
DDI
Direct Diesel Injection
DFI
Direct Diesel Injection
DI
Direct Injection
DKV
Deceleration Kick Valve
DLCV
Deceleration Mixture Control Valve
DM-TL
Diagnostic Module Tank Leakage
DMS
Dual Manifold System
DOC
Diesel Oxidation Catalyst
DOHC
Dual Overhead Cam
DPD
Dual Point Distributor
DPF
Diesel Particulate Filter
DPF/TWC
Combination Diesel Particulate Filter and Three Way Catalyst
DPFE
Differential Pressure Feedback EGR Valve
DPFEGR
Differential Pressure Feedback EGR Valve
DTM
Deceleration Throttle Modulator
"E"
EAIR
Electric Air Injection System
EAIR-DV
EAIR Diverter Valve
EC
Computerized Engine Controls
ECM
Electronic Control Module
ECU
Electronic Control Unit
EDC
Electronic Diesel Control
EDS
Electronic Diesel System
EEC
Electronic Engine Control
EFE
Early Fuel Evaporation
EFE-CKV
EFE Check Valve
EFE-CV
EFE Control Valve
EFE-DTVS
EFE Delay Thermal Vacuum Switch
EFE-HTR
EFE Heater
EFE-HCV
EFE Heat Control Valve
EFE-OTS
EFE Oil Temperature Switch
EFE-PTC
EFE Positive Temperature Coefficient (Intake Heater Grid)
EFE-PVS
EFE Ported Vacuum Switch
EFE-SOL
EFE Solenoid
EFE-TVS
EFE Thermal Vacuum Switch
EFE-TVV
EFE Thermal Vacuum Valve
EFE-VSV
EFE Vacuum Switching Valve
EFI
Electronic Fuel Injection
EFI-MA
EFI Mass Airflow Sensor
EFI-MAF
EFI Mass Airflow Sensor
EGR
Exhaust Gas Recirculation System
EGR-BCS
EGR Boost Check Solenoid
EGR-BPBV
EGR By-Pass Backpressure Valve
EGR-BPT
EGR Backpressure Transducer
EGR-BPV
EGR By-Pass Valve
EGR-BS
EGR Bleed Solenoid
EGR-BSSV
EGR Boost Sensor Solenoid Valve
EGR-BV
EGR Bypass Valve
EGR-BVSV
EGR Bimetallic Vacuum Switching Valve
EGR-C
EGR Controller
EGR-CC
EGR Coolant Controlled
EGR-CLR
EGR Cooler
EGR-VSOL
EGR Vacuum Solenoid
EGR-CKV
EGR Check Valve
EGR-CS
EGR Control Solenoid
EGR-CSOL
EGR Cut-Off Solenoid
EGR-CSV
EGR Control Solenoid
EGR-CTO
EGR Coolant Temperature Override
EGR-CTS
EGR Charge Temperature Sensor
EGR-CTSW
EGR Charge Temperature Switch
EGR-CTTS
EGR Coolant Temperature Thermoswitch
EGR-CV
EGR Control Valve
EGR-CVCV
EGR Constant Vacuum Control Valve
EGR-CVS
EGR Control Vent Solenoid
EGR-DC
EGR Digital Control
EGR-DCTO
EGR Dual Coolant Temperature Override
EGR-DPFE
Differential Pressure Feedback EGR Sensor
EGR-DPFS
EGR Differential Pressure Feedback Sensor
EGR-DS
EGR Diagnostic Solenoid
EGR-DSOL
EGR Duty Solenoid
EGR-DTVS
EGR Delay Thermal Vacuum Switch
EGR-DTVSW
EGR Distributor Thermal Vacuum Switch
EGR-DV
EGR Delay Valve
EGR-EPRS
EGR Exhaust Pressure Regulator Solenoid
EGR-EPRV
EGR Exhaust Pressure Regulator Valve
EGR-EPV
EGR External Pressure Valve
EGR/EVAP-CSV
EGR/EVAP Control Solenoid Valve
EGR-EVR
EGR Vacuum Regulator
EGR-EVRV
EGR Electronic Vacuum Regulator Valve
EGR-FDV
EGR Forward Delay Valve
EGR-FJS
EGR Floor Jet System
EGR-FPS
EGR Feedback Pressure Sensor
EGR-LCV
EGR Load Control Valve
EGR-MAP
EGR Manifold Absolute Pressure Sensor
EGR-PFE
EGR-PFE Sensor
EGR-PS
EGR Position Sensor
EGR-PSW
EGR Pulse Switch
EGR-PVS
EGR Ported Vacuum Switch
EGR-REG
EGR Regulator
EGR-RES
EGR Reservoir
EGR-RST
EGR Restrictor
EGR-SC
EGR Signal Converter
EGR-SEC
EGR, Secondary
EGR-SEN
EGR Sensor
EGR-SM
EGR Stepper Motor
EGR-SOL
EGR Solenoid
EGR-SU
EGR Switchover Valve
EGR-SUB
Sub-EGR Valve
EGR-SV
EGR Switchover Valve
EGR-SVV
EGR Solenoid Vacuum Valve
EGR-T
EGR Temperature Sensor
EGR-TC
EGR Transmission Controlled
EGR-TCTVS
EGR Torque Converter Thermal Vacuum Switch
EGR-TCV
EGR Thermal Control Valve
EGR-TCVLV
EGR Temperature Control Valve
EGR-TRANS
EGR Transducer
EGR-TS
EGR Temperature Sensor
EGR-TSW
EGR Temperature Switch
EGR-TV
EGR Thermal Valve
EGR-TVD
EGR Throttle Valve Diaphragm
EGR-TVS
EGR Thermal Vacuum Switch
EGR-TVSOL
EGR Throttle Valve Solenoid
EGR-TVV
EGR Thermal Vacuum Valve
EGR-V
EGR Valve
EGR-VA
EGR Vacuum Amplifier
EGR-VCV
EGR Vacuum Control Valve
EGR-VM
EGR Vacuum Modulator
EGR-VR
EGR Vacuum Regulator
EGR-VRS
EGR Vacuum Regulator Solenoid
EGR-VRSV
EGR Vacuum Regulator Solenoid Valve
EGR-VRV
EGR Vacuum Regulator Valve
EGR-VS
EGR Vacuum Switch
EGR-VSDV
EGR Vacuum Switch Dump Valve
EGR-VSEN
EGR Vacuum Sensor
EGR-VSOL
EGR Vent Solenoid
EGR-VSS
EGR Vacuum Switching Solenoid
EGR-VST
EGR Vacuum Surge Tank
EGR-VSV
EGR Vacuum Switching Valve
EGR-VVCS
EGR Venturi Vacuum Control System
EGRB
EGR Boost Sensor
EGRC
EGR Control Solenoid
EGRC-BPT
EGR Control Backpressure Transducer
EGRC-SV
EGR Control Solenoid Valve
EHOC
Electronically Heated Oxidation Catalyst
EHTWC
Electronically Heated Three-Way Catalyst
EI
Electronic Ignition System
EIS
Electronic Ignition System
ELB
Electronic Lean Burn
EPR
Exhaust Pressure Regulator
EPR-SOL
EPR Solenoid
ESA
Electronic Spark Advance
ESIM
Evaporative System Integrity Monitor
EVAP
Fuel Evaporative System
EVAP-AAC
EVAP Auxiliary Air Control
EVAP-BPSV
EVAP By-Pass Solenoid Valve
EVAP-BVSV
EVAP Bimetallic Vacuum Switching Valve
EVAP-CAV
EVAP Canister Air Valve
EVAP-CCV
EVAP Control Canister Close Valve
EVAP-CCVSV
EVAP Control Canister Vent Shut Valve
EVAP-CCVVSV
EVAP Closed Canister Valve Vacuum Switching Valve
EVAP-CDCV
EVAP Canister Drain Cut Valve
EVAP-CKV
EVAP Check Valve
EVAP-CPCS
EVAP Canister Purge Control Solenoid
EVAP-CPCSV
EVAP Canister Purge Control Solenoid Valve
EVAP-CPCV
EVAP Canister Purge Control Valve
EVAP-CPRV
EVAP Canister Purge Regulator Valve
EVAP-CPSV
EVAP Canister Vent Shut Valve
EVAP-CPT
EVAP Canister Purge Timer
EVAP-CPTVS
EVAP Canister Purge Thermal Vacuum Switch
EVAP-CPV
EVAP Canister Vent Valve
EVAP-CPVCSV
EVAP Canister Purge Volume Control
EVAP-CPVCV
EVAP Canister Purge Volume Control Valve
EVAP-CPVDV
EVAP Canister Purge Vacuum Delay Valve
EVAP-CPVR
EVAP Canister Purge Valve Resonator
EVAP-CS
EVAP Control Solenoid
EVAP-CSPS
EVAP Control System Pressure Sensor
EVAP-CSPV
EVAP Canister Purge Valve
EVAP-CST
EVAP Canister Surge Tank
EVAP-CSV
EVAP Control Solenoid Valve
EVAP-CT
EVAP Catch Tank
EVAP-CV
EVAP Control Solenoid Valve
EVAP-CVCS
EVAP Canister Vent Control Solenoid
EVAP-CVCSV
EVAP Canister Vent Control Solenoid Valve
EVAP-CVCV
EVAP Canister Vent Control Valve
EVAP-CVS
EVAP Canister Vent Solenoid
EVAP-CVSV
EVAP Carburetor Vent Switching Valve
EVAP-CVV
EVAP Canister Vent Valve
EVAP-DCTO
EVAP Dual Coolant Temperature Override
EVAP-DF
EVAP Drain Filter
EVAP-DPS
EVAP Differential Pressure Sensor
EVAP-DV
EVAP-Drain Valve
EVAP-ESIM
Evaporative System Integrity Monitor
EVAP-EV
EVAP Emission Valve
EVAP-FBVV
EVAP Fuel Bowl Vent Valve
EVAP-FBVS
EVAP Fuel Bowl Vent Solenoid
EVAP-FCV
EVAP Fuel Cut Valve
EVAP-FLS
EVAP Fuel Level Sensor
EVAP-FOLV
EVAP Fuel Overflow Limiter Valve
EVAP-FR/FTPS
EVAP Rollover Valve/Fuel Tank
EVAP-FS
EVAP Flow Switch
EVAP-FSV
EVAP Flow Switchover Valve
EVAP-FTCV
EVAP Tank Pressure Control Valve
EVAP-FTEV
EVAP Fuel Tank EVAP Valve
EVAP-FTPCSV
EVAP Fuel Tank Pressure Control Solenoid Valve
EVAP-FTPS
EVAP Fuel Tank Pressure Sensor
EVAP-FTS
EVAP Fuel Temperature Sensor
EVAP-FVCV
EVAP Fuel Vapor Control Valve
EVAP-FVS
EVAP Fuel Vapor Separator
EVAP-FVTS
EVAP Fuel Vapor Temperature Sensor
EVAP-FVV
EVAP Fuel Vent Valve
EVAP-FVVV
EVAP Fuel Vapor Vent Valve
EVAP-FWV
EVAP Fuel Vent Valve
EVAP-IVS
EVAP Inner Vent Solenoid
EVAP-LDAF
EVAP Leak Detection Pump Air Filter
EVAP-LDP
EVAP Leak Detection Pump
EVAP-LDPAF
EVAP Leak Detection Pump Air Filter
EVAP-LDPF
EVAP Leak Detection Pump Filter
EVAP-LDPVV
EVAP Leak Detection Pump Vent Valve
EVAP-LSEP
EVAP Liquid Separator
EVAP-NVLD
EVAP Natural Vacuum Leak Detection
EVAP-ORVR
Evaporative On-Board Refueling Vapor Recovery System
EVAP-ORVRCV
Evaporative On-Board Refueling Vapor Recovery Check Valve
EVAP-ORVRFTVRV
EVAP-ORVR Fuel Tank Vapor Recirculation
EVAP-OVCV
EVAP Outer Vent Control Valve
EVAP-OWV
EVAP One-Way Valve
EVAP-PCDV
EVAP Purge Control Diaphram Valve
EVAP-PCS
EVAP Purge Control Solenoid Valve
EVAP-PCSV
EVAP Purge Cut-Off Solenoid Valve
EVAP-PFS
EVAP Purge Flow Sensor
EVAP-PFSVVSV
EVAP Purge Flow Switching Valve Vacuum Switching Valve
EVAP-PPS
EVAP Proportional Purge Solenoid
EVAP-PR
EVAP Purge Resonator
EVAP-PRRV
EVAP Pressure Relief Rollover Valve
EVAP-PRV
EVAP Pressure Relief Valve
EVAP-PS
EVAP Purge Solenoid
EVAP-PSOL
EVAP Purge Solenoid
EVAP-PSSV
EVAP Pressure Switching Solenoid
EVAP-PSVVSV
EVAP Pressure Switching Valve Vacuum Switching Valve
EVAP-PV
EVAP Purge (Frequency) Valve
EVAP-PVS
EVAP Ported Vacuum Switch
EVAP-RV
EVAP Rollover Valve
EVAP-RV/FTPS
EVAP Rollover Valve/Fuel Tank
EVAP-RVSV
EVAP Rollover Vapor Separator Valve
EVAP-SNR
EVAP Canister Sensor
EVAP-SOL
EVAP Solenoid
EVAP-SOV
EVAP Shutoff Valve
EVAP-SSV
EVAP Shut-Off Solenoid Valve
EVAP-SV
EVAP Solenoid Valve
EVAP-TC
EVAP Trap Canister
EVAP-TS
EVAP Temperature Switch
EVAP-TPBPV
EVAP Tank Pressure By-Pass Valve
EVAP-TPCS
EVAP Tank Pressure Control Solenoid
EVAP-TPCV
EVAP Tank Pressure Control Valve
EVAP-TRWV
EVAP Tree-Way Valve
EVAP-TV
EVAP Thermal Valve
EVAP-TVS
EVAP Thermal Vacuum Switch
EVAP-TVV
EVAP Thermal Vacuum Valve
EVAP-TWV
EVAP Two-Way Valve
EVAP-VC
EVAP Vapor Canister
EVAP-VCAT
EVAP Vapor Canister Air Tank
EVAP-VCF
EVAP Vapor Canister Filter
EVAP-VCSV
EVAP Vapor Canister Shut-off Valve
EVAP-VCTV
EVAP Vacuum Control Valve
EVAP-VCV
EVAP Vacuum Canister Valve
EVAP-VCVS
EVAP Vapor Canister Vent Solenoid
EVAP-VLFR
EVAP Vent Line Flow Restrictor
EVAP-VM
EVAP Vacuum Motor
EVAP-VMV
EVAP Vapor Management Valve
EVAP-VPS
EVAP Vapor Pressure Sensor
EVAP-VPSVSV
EVAP Vapor Pressure Sensor Vacuum Switching Valve
EVAP-VS
EVAP Vacuum Sensor
EVAP-VSOL
EVAP Ventilation Solenoid
EVAP-VSOL/LDP
EVAP Ventilation Solenoid/Leak Detection Pump
EVAP-VST
EVAP Vacuum Surge Tank
EVAP-VSV
EVAP Vacuum Switching Valve
EVAP-VV
EVAP Ventilation Valve
EVRS
EGR Vacuum Regulator Solenoid
"F"
FBC
Feedback Carburetor
FCOV
Fuel Change Over Valve
FF
Flex Fuel
FF-CKV
Fuel Fill Check Valve
FF-FCV
Fuel Tank Fuel Cut-Off Valve
FF-FLVV
Fuel Tank Fill Limit Vent Valve
FFC-PVRV
Fuel Fill Cap Pressure Vacuum Relief Valve
FGOV
Fuel Gravity/Overflow Valve
FGVV
Fuel Gravity Vent Valve
FI
Fuel Injected
FICD
Fast Idle Control Device
FISR
Fast Idle Solenoid Relay
FLV
Fill Limit Valve
FLVV
Fill Limiting Vent Valve
FP-CKV
Fill Pipe Check Valve
FP-RV
Fill Pipe Rollover Valve
FR
Fill Pipe Restrictor
FT-FLVV
Fuel Tank Fill Limit Vent Valve
FT-GVV
Fuel Tank Grade Vent Valve
FT-OPRV
Fuel Tank Over Pressure Vent Valve
FT-PCV
Fuel Tank Pressure Control Valve
FT-VCV
Fuel Tank Vapor Control Valve
FT-VRV
Fuel Tank Vapor Recirculation Valve
FTCV
Fuel Tank Check Valve
FTDPS
Fuel Tank Differential Pressure Sensor
FTEV
Fuel Tank EVAP Valve
FTPS
Fuel Tank Pressure Sensor
FTT
Fuel Tank Temperature Sensor
FTTS
Fuel Tank Temperature Sensor
FTV/LSV
Fuel Tank Vapor/Liquid Seperation Valve
FTVCV
Fuel Tank Vapor Control Valve
FTVPRV
Fuel Tank Ventilation Pressure Retention Valve
FVPS
Fuel Vapor Pressure Sensor
FTVV
Fuel Tank Vent Valve
FVV
"G"
Fuel Vapor Valve
GVWR
Gross Vehicle Weight Rating
"H"
HAC
High Altitude Compensator
HAFS
Heated Air Fuel Ratio Sensor
HAI
Hot Air Intake
HAS
High Altitude System
HC
Hydrocarbons
HCAC-VSV
Hydrocarbon Absorber Catalyst Vacuum Switching Valve
HDC
Heavy Duty Cooling
HDC-CTO
HDC Coolant Temperature Override
HFM-SFI
Hot Film Engine Management SFI
HIC
Hot Idle Compensator
HIM
Heated Intake Manifold
HO
High Output
HO2S
Heated Oxygen Sensor
HP
High Performance
HP
Horsepower
HPCA
Housing Pressure Cold Advance
HSC
High Swirl Combustion
"I"
IAC
Idle Air Control Valve
IACV-SW
IACV Switch
ICOM
Idle Compensator
IDI
Indirect Diesel Injection
IES
Idle Enrichment System
IMCO
"K"
KS
Improved Combustion System
"L"
Knock Sensor
LH-SFI
Hot Wire Sequential Multiport Fuel Injection
LVFD
Liquid/Vapor Fuel Discriminator
LVW
Loaded Vehicle Weight
"M"
MD-TICS
Timing & Injection rate Control System
MDP
Manifold Differential Pressure sensor
ME-SFI
Motor Electronics Sequential Fuel Injection
MFI
Multiport Fuel Injection
MFI-MAF
MFI Mass Airflow Sensor
MFLS
Main Fuel Level Sensor
MI
Mechanical Fuel Injection
MIL
Malfunction Indicator Light
M/T
Manual Transmission
"N"
NAC
Nitrogen Oxides (NOx) Adsorbing Catalyst
NLV
Non-Linear Valve
NOS
NOx Sensor
NOx
NOx Emission Control
NOxATWC
NOx Adsorptive TWC
NOxC
Nitrogen Oxide Catalyst
NOxS
Nitrogen Oxide Sensor
NOxTWC
NOx Adsorptive TWC
NSC
Nitrogen Oxides (NOx) Storage Catalyst
"O"
OBD
On-Board Diagnostic System
PBD (F)/(P)
Full/Partial On-Board Diagnostic
OC
Oxidation Catalytic Converter
OHC
Overhead Cam
ORVR
On-Board Refueling Vapor Recovery
ORVR-COV
ORVR Cut-Off Valve
ORVR-CV
ORVR Control Valve
ORVR-FAV
ORVR Fresh Air Valve
ORVR-FMV
ORVR Flow Management Valve
ORVR-FTVCV
ORVR Fuel Tank Vapor Control Valve
ORVR-FTVRV
ORVR Fuel Tank Vapor Recirculation Valve
ORVR-FVRS
ORVR Fuel Vapor Recovery System
ORVR-FVV
ORVR Fuel Vent Valve
ORVR-LV
ORVR Leveling Valve
ORVR-OCKV
ORVR Overfill Check Valve
ORVR-RCV
ORVR Refueling Control Valve
ORVR-VCV
ORVR Vapor Cut Valve
ORVR-VRV
ORVR Vapor Recirculating Valve
ORVR-VSV
ORVR Vent Shut Valve
ORVR-VV
ORVR Vent Valve
OVCV
Outer Vent Control Valve
O2S
Oxygen Sensor
"P"
PAIR
Pulsed Secondary Air Injection
PAIR-ABV
PAIR Anti-Backfire Valve
PAIR-ACOV
PAIR Air Cut-Off Valve
PAIR-ACS
PAIR Air Control Solenoid
PAIR-ACV
PAIR Air Control Valve
PAIR-AIV
PAIR Air Injection Valve
PAIR-ASCS
PAIR Air Suction Control Solenoid
PAIR-ASOV
PAIR Air Shutoff Valve
PAIR-ASS
PAIR Air Switching Solenoid
PAIR-ASV
PAIR Air Switching Valve
PAIR-ASVL
PAIR Air Suction Valve
PAIR-AVCS
PAIR Air Valve Control Solenoid
PAIR-CSV
PAIR Control Solenoid Valve
PAIR-CKV
PAIR Check Valve
PAIR-DV
PAIR Diverter Valve
PAIR-PAF
PAIR Pulse Air Feeder
PAIR-PAV
PAIR Pulse Air Valve
PAIR-RES
PAIR Resonator
PAIR-RV
PAIR Reed Valve
PAIR-SCSV
PAIR Swirl Control Solenoid Valve
PAIR-SCV
PAIR Swirl Control Valve
PAIR-SOL
PAIR Solenoid
PAIR-VSV
PAIR Vacuum Switching Valve
PCM
Powertrain Control Module
PCV
Positive Crankcase Ventilation
PCV-DOV
PCV Dual Orifice Valve
PCV-HCB
PCV Heated Crankcase Breather
PCV-HE
PCV Heating Element
PCV-PRV
PCV Pressure Regulator Valve
PCV-SOL
PCV Solenoid
PEVR
Power Enrichment Vacuum Regulator
PPM
Parts Per Million
PTOX
Periodic Trap Oxidizer
PURCV
Purge Crankcase Ventilation
PVCS
Ported Valve Control System
PVCS-A
PVCS Actuator
PVCS-CS
PVCS Control Solenoid
PVLCS
Power Valve Control System
"R"
RC
NOx Reduction Catalyst
ROV
"S"
Rollover Valve
SAI-SV
Secondary Air Injection Shutoff Valve
SAIR-CV
Secondary Air Injection Control Valve
SC
Supercharged or Super Charger
SC MFI
Supercharged Multiport Fuel Injection
SCR
Selective Catalytic Reduction
SCSV
Swirl Control Solenoid Valve
SCV
Swirl Control Valve
SCV-A
SCV Actuator
SFI
Sequential Multiport Fuel Injection
SFI-MAF
SFI Mass Airflow Sensor
SFLS
Sub-Fuel Level Sensor
SOHC
Single Overhead Cam
SPK
Spark Controls
SPK-AVM
SPK Advance Vacuum Modulator
SPK-BVSV
SPK Bimetal Vacuum Switching Valve
SPK-CC
SPK Computer Controlled
SPK-CKV
SPK Check Valve
SPK-CSSA
SPK Cold Start Spark Advance System
SPK-CSSH
SPK Cold Start Spark Hold System
SPK-CTO
SPK Coolant Temperature Override
SPK-DAVS
SPK Distributor Vacuum Advance Solenoid
SPK-DCKV
SPK Distributor Check Valve
SPK-DCTO
SPK Dual Coolant Temperature Override
SPK-DDD
SPK Dual Diaphragm Distributor
SPK-DMV
SPK Distributor Modulator Valve
SPK-DPD
SPK Dual Point Distributor
SPK-DPVS
SPK Distributor Ported Vacuum Switch
SPK-DRCV
SPK Distributor Retard Control Valve
SPK-DRS
SPK Distributor Retard Solenoid
SPK-DSVMV
SPK Distributor Spark Vacuum Modulator Valve
SPK-DTVS
SPK Distributor Thermal Vacuum Switch
SPK-DTVV
SPK Distributor Thermal Vacuum Valve
SPK-DV
SPK Delay Valve
SPK-DVA
SPK Distributor Vacuum Advance
SPK-DVAS
SPK Distributor Vacuum Advance Solenoid
SPK-DVCS
SPK Distributor Vacuum Control Solenoid
SPK-DVCSW
SPK Distributor Vacuum Controlled Switch
SPK-DVCV
SPK Distributor Vacuum Control Valve
SPK-DVDV
SPK Distributor Vacuum Delay Valve
SPK-DVRS
SPK Distributor Vacuum Retard Switch
SPK-DVRV
SPK Distributor Vacuum Regulating Valve
SPK-DVVV
SPK Distributor Vacuum Vent Valve
SPK-EAVS
SPK Electronically Actuated Vacuum Switch
SPK-EDM
SPK Electronic Distributor Modulator
SPK-EI
SPK Electronic Ignition
SPK-ESA
SPK Electronic Spark Advance
SPK-ESC
SPK Electronic Spark Control (Retard)
SPK-ESS
SPK Electronic Spark Selection
SPK-EST
SPK Electronic Spark Timing
SPK-FDV
SPK Forward Delay Valve
SPK-HPCA
SPK Housing Pressure Cold Advance
SPK-ITCS
SPK Ignition Timing Control System
SPK-ITVS
SPK Ignition Timing Vacuum Switch
SPK-NLVR
SPK Non-Linear Vacuum Regulator
SPK-OSAC
SPK Orifice Spark Advance Control
SPK-PVA
SPK Ported Vacuum Advance
SPK-PVS
SPK Ported Vacuum Switch
SPK-RDO
SPK Retard Delay Orifice
SPK-RDV
SPK Reverse Delay Valve
SPK-RDVD
SPK Reverse Delay Valve (Dual)
SPK-RDVLV
SPK Retard Delay Valve
SPK-RDVS
SPK Reverse Delay Valve (Single)
SPK-RETS
SPK Retard Switch
SPK-SC
SPK Speed Controlled
SPK-SDV
SPK Spark Delay Valve
SPK-SOL
SPK Solenoid
SPK-SRRV
SPK Spark Relay Regulator Valve
SPK-TAVIA
SPK Temperature Activated Vacuum Ignition Advance
SPK-TCS
SPK Transmission Controlled Spark
SPK-TCSYS
SPK Timing Control System
SPK-TIDC
SPK Thermostatic Ignition Distributor Control
SPK-TV
SPK Thermal Valve
SPK-TVS
SPK Thermal Vacuum Switch
SPK-VACTO
SPK Vacuum Advance Coolant Temperature Override
SPK-VAS
SPK Vacuum Advance Solenoid
SPK-VAV
SPK Vacuum Advance Valve
SPK-VR
SPK Vacuum Retard
SPK-VRSW
SPK Vacuum Retard Switch
SPK-VSV
SPK Vacuum Switching Valve
SPK-VTCS
SPK Vacuum Timing Control System
SPL
Smoke Puff Limiter
SRI
Service Reminder Indicator
SSCA
Stepped Speed Control Actuator
SSCS
Stepped Speed Control Solenoid
STS
Service Throttle Soon Light
STVS
Secondary Throttle Valve System
SUB-HO2S
Sub-Heated Oxygen Sensor (after CAT)
SUB-O2S
Sub-Oxygen Sensor
SUB-TWC
Sub Three-Way Catalytic Converter
"T"
TAA
Turbo Air-To-Air
TAA
Throttle Actuator Assembly
TAB
Thermactor Air By-Pass
TAD
Thermactor Air Diverter
TAC
Thermostatic Air Cleaner
TBI
Throttle Body Injection
TBPCS
Throttle By-Pass Control System
TC
Turbo Charger
TCC
Torque Converter Clutch
TCCL
Torque Converter Control
TCD
Throttle Closing Dashpot
TC-DV
TC Delay Valve
TC-TVC
TC Thermal Vacuum Switch
TC-VS
TC Vacuum Switch
TD
Thermactor Diverter
TFT
Tank Fuel Temperature Sensor
THOS2
Third Heated Oxygen Sensor
TICV
Thermal Ignition Control Valve
TIV
Thermal Idle Valve
TK
Throttle Kicker
TLUC
Transmission Lock-Up Converter
TLUC-TVS
TLUC Thermal Vacuum Switch
TLUC-VS
TLUC Vacuum Switch
TM
Throttle Modulator
TOS
Throttle Opener System
TP
Throttle Positioner
TPI
Tuned Port Fuel Injection
TPV
Throttle Poppet Valve
TR
Thermal Reactor
TRC
Throttle Return Control
TRCS
Throttle Return Control Solenoid
TRCTL
Throttle Return Control Throttle Lever Actuator
TRSCV
Throttle Return Solenoid Control Valve
TRTVV
Temperature Regulator Thermal Vacuum Valve
TRVV
Transmission Vacuum Valve
TSOL
Throttle Solenoid
TVISD
Throttle Vacuum Idle Speed Diaphragm
TVM
Transmission Vacuum Modulator
TVS
Thermal Vacuum Switch
TWC
Three-Way Catalytic Converter
TWC+OC
Three-Way + Oxidation Catalytic Converter
"V"
VA
Vacuum Advance Unit
VAC-AMP
Vacuum Amplifier
VA-CTO
VA Coolant Temperature Override
VC
Vapor Canister
VCV
Vacuum Cut Valve
VCV-BV
VCV By-Pass Valve
VLFR
Vent Line Flow Restrictor/Anti-Trickle Fill Valve
"W"
WU
Warm-Up Catalyst
WU-OC
Warm-Up Oxidation Converter
WU-TWC
Warm-Up Three-Way Catalytic Converter
