1999 DODGE RAM Ignition
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"B" ABBREVIATION TABLE
"B" ABBREVIATION TABLE
ABBREVIATION DEFINITION B/P Backpressure BAC By-Pass Air Control BAP Barometric Absolute Pressure Sensor BARO Barometric BBDC Before Bottom Dead Center BCM Body Control Module BDC Bottom Dead Center BHP Brake Horsepower BLK Black BLU Blue BMAP Barometric & Manifold Absolute Pressure
Sensor BOO Brake On-Off Switch BP Barometric Pressure sensor BPS Barometric Pressure sensor BPT Backpressure Transducer BRN Brown BTDC Before Top Dead Center BTU British Thermal Unit BVSV Bimetallic Switching Valve Baro. Barometric Batt. Battery Bbl. Barrel (Example:4-Bbl.) Blst. Ballast Blwr. Blower Brkr. Breaker
"C" ABBREVIATION TABLE
"C" ABBREVIATION TABLE
ABBREVIATION DEFINITION C Celsius (Degrees) C(3) Computer Controlled Coil Ignition C(4) Computer Controlled Catalytic Converter CANP Canister Purge solenoid CARB California Air Resources Board CAT Catalytic Converter CB Circuit Breaker CBD Closed Bowl Distributor CBVV Carburetor Bowl Vent valve cc Cubic Centimeter CCC Computer Command Control CCD Computer Controlled Dwell CCM Central Control Module CCO Converter Clutch Override CCOT Cycling Clutch Orifice Tube CCW Counterclockwise CDI Capacitor Discharge Ignition CEC Computerized Engine Control CFI Central Fuel Injection CID Cubic Inch Displacement CID Cylinder Identification sensor CIS Continuous Injection System CIS-E Continuous Injection System-Electronic
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"C" ABBREVIATION TABLE (con’t)
ABBREVIATION DEFINITION CKT Circuit CLR Clear CNG Compressed Natural Gas CO Carbon Monoxide CO2 Carbon Dioxide CONV Convertible CP Canister Purge CPA Connector Position Assurance CPS Crank Position Sensor CTS Coolant Temperature Sensor CV Check Valve Constant Velocity CVC Constant Vacuum Control CW Clockwise CYL Cylinder Calif. California Carb. Carburetor Chrg. Charging Circ. Circuit Cntrl. Control Comp. Compressor or Compartment Conn. Connector Cont. Continued Conv. Convertible or Converter Cu. In. Cubic Inch Cyl. Cylinder
"D" ABBREVIATION TABLE
"D" ABBREVIATION TABLE
ABBREVIATION DEFINITION "D" Drive DBC Dual Bed Catalyst DC Direct Current or Discharge DDD Dual Diaphragm Distributor DERM Diagnostic Energy Reserve Module DFI Digital Fuel Injection DIC Driver Information Center DIS Direct Ignition System DIS Distributorless Ignition System DIST Distribution DISTR Distributor DK BLU Dark Blue DK GRN Dark Green DME Digital Motor Electronics (Motronic
System) DOHC Double Overhead Cam DOT Department of Transportation DP Dashpot DRB-II Diagnostic Readout Box DVOM Digital Volt/Ohm Meter (see VOM) Def. Defogger or Defroster Def. Defrost Defog. Defogger Diag. Diagnostic Dist. Distributor or Distribution Dr. Door
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"E" ABBREVIATION TABLE
“E” ABBREVIATION TABLE
ABBREVIATION DEFINITION EAC Electric Assist Choke _ EACV Electric Air Control Valve _ EBCM Electronic Brake Control Module ECA Electronic Control Assembly ECAT Electronically Controlled Automatic
Transaxle ECM Electronic Control Module ECT Engine Coolant Temperature Sensor ECU Electronic Control Unit or Engine Control
Unit EDF Electric Drive Fan relay assembly EDIS Electronic Distributorless Ignition System EEC Electronic Engine Control EECS Evaporative Emission Control System EEPROM Electronically Erasable PROM EFE Early Fuel Evaporation _ EFI Electronic Fuel Injection _ EGO Exhaust Gas Oxygen sensor (see HEGO) EGR Exhaust Gas Recirculation system _ EGRC EGR Control solenoid or system _ EGRV EGR Vent solenoid or system _ EMR Emission Maintenance Reminder Module ESA Electronic Spark Advance _ ESC Electronic Spark Control _ EST Electronic Spark Timing _ ETR Emergency Tensioning Retractor _ EVAP Fuel Evaporative System _ EVIC Electronic Vehicle Information Center EVO Electronic Variable Orifice _ EVP EGR Valve Position Sensor _ EVR EGR Valve Regulator _ EVRV Electronic Vacuum Regulator Valve Elect. Electronic _ Eng. Engine _ Evap. Evaporative _ Exc. Except _
"F" ABBREVIATION TABLE
"F" ABBREVIATION TABLE
ABBREVIATION DEFINITION F Fahrenheit (Degrees) F/B Fuse Block FBC Feedback Carburetor FI Fuel Injector or Fuel Injection FICD Fast Idle Control Device FIPL Fuel Injector Pump Lever FP Fuel Pump FPM Fuel Pump Monitor FPR-VSV Fuel Pressure Regulator Vacuum Switching
Valve FWD Front Wheel Drive Fed. Federal Ft. Lbs. Foot Pounds
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"G" ABBREVIATION TABLE
"G" ABBREVIATION TABLE
ABBREVIATION DEFINITION G grams GND or GRND Ground GRN Green GRY Gray Ga. Gauge Gals. gallons Gov. Governor
"H" ABBREVIATION TABLE
"H" ABBREVIATION TABLE
ABBREVIATION DEFINITION H/D Heavy Duty HAC High Altitude Compensation HC Hydrocarbons HEDF High Speed Electro Drive Fan relay or
circuit HEGO Heated Exhaust Gas Oxygen Sensor HEGOG or HEGO Ground circuit HEI High Energy Ignition HLDT Headlight HO High Output HP High Performance HSC High Swirl Combustion HSO High Specific Output HTR Heater HVAC Heating Headlt. Headlight Hg Mercury Hgt. Height Htr. Heater Hz Hertz (Cycles Per Second)
"I" ABBREVIATION TABLE
"I" ABBREVIATION TABLE
ABBREVIATION DEFINITION I.D. Inside Diameter IAC Idle Air Control IACV Idle Air Control Valve IC Integrated Circuit ID Identification IDM Ignition Diagnostic Monitor IGN Ignition system or circuit ILC Idle Load Compensator In. Hg Inches of Mercury INCH Lbs. Inch Pounds INFL REST Inflatable Restraint INJ Injector or Injection IP Instrument Panel IPC Instrument Panel Cluster
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"I" ABBREVIATION TABLE (con’t)
ABBREVIATION DEFINITION ISA Idle Speed Actuator ISC Idle Speed Control ISS Idle Stop Solenoid ITS Idle Tracking Switch IVSV Idle Vacuum Switching Valve Ign. Ignition In. Inches Inj. Injector
"J" ABBREVIATION TABLE
"J" ABBREVIATION TABLE
ABBREVIATION DEFINITION J/B Junction Block
"K" ABBREVIATION TABLE
"K" ABBREVIATION TABLE
ABBREVIATION DEFINITION k/ohms 1000 ohms (kilo as in k/ohms) kg Kilograms (weight) kg/cm Kilograms Per Square Centimeter KAM Keep Alive Memory KAPWR Keep Alive Power KM/H Kilometers Per Hour KOEO Key On Engine Off KOER Key On Engine Running KS Knock Sensor
"L" ABBREVIATION TABLE
"L" ABBREVIATION TABLE
ABBREVIATION DEFINITION L Liter(s) L/D Light Duty LCD Liquid Crystal Display LED Light Emitting Diode LH Left Hand LOS Limited Operation Strategy LT BLU Light Blue LT GRN Light Green LUS Lock-Up Solenoid Lbs. Pounds Lt(s). Light(s) Lugg. Luggage
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“O” ABBREVIATION TABLE (con’t) ABBREVIATION DEFINITION OHC Overhead Camshaft ORG Orange OSC Output State Check Opt. Option or Optional oz. Ounce ozs. Ounces
"P" ABBREVIATION TABLE
"P" ABBREVIATION TABLE
ABBREVIATION DEFINITION P Park P/C Printed Circuit P/N Park/Neutral P/S Power Steering PAV Pulse Air Valve PC-SOL Purge Control Solenoid PCM Powertrain Control module PCS Purge Control Solenoid PCSDM Passenger Compartment Sensor/Diagnostic Module PCV Positive Crankcase Ventilation PFE Pressure Feedback EGR sensor or circuit PFI Port Fuel Injection (see MA SEFI) PGM-CARB Programmed Carburetor PGM-FI Programmed Fuel Injection PIP Profile Ignition Pickup PNK Pink PPL Purple PRNDL Park Reverse Neutral Drive Low PROM Programmable Read-Only Memory psi Pounds Per Square Inch PSPS Power Steering Pressure Switch PTC Positive Temperature Coefficient PTO Power Take-Off PWR GND Power Ground circuit Pkg. Package Press. Pressure Prog. Programmed or Programmable Pts. Pints Pwr. Power
"Q" ABBREVIATION TABLE
"Q" ABBREVIATION TABLE
ABBREVIATION DEFINITION Qts.
Quarts
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"R" ABBREVIATION TABLE
"R" ABBREVIATION TABLE
ABBREVIATION DEFINITION RABS Rear Anti-Lock Brake System RAC Remote Accessory Control RAM Random Access Memory RAP Retained Accessory Power RECIRC Recirculation RED Red RH Right hand ROM Read Only Memory RPM Revolutions Per Minute RVB Rear Vacuum Break RWAL Rear Wheel Anti-Lock Brake RWD Rear Wheel Drive Recirc. Recirculate or Recirculation Reg. Regulator Rly. Relay
"S" ABBREVIATION TABLE
"S" ABBREVIATION TABLE
ABBREVIATION DEFINITION SAW Spark Angle Word _ SBC Single Bed Converter _ SBEC Single Board Engine Controller _ SC Super Charged _ SCC Spark Control Computer _ SCS Air Suction Control Solenoid _ SDM Supplemental Restraint System Diagnostic Module _ SDU SRS Diagnostic Unit _ SEN Sensor _ SES Service Engine Soon _ SFI Sequential (Port) Fuel Injection _ SIG RTN Signal Return circuit _ SIL Shift Indicator Light _ SIR Supplemental Inflatable Restraint _ SMEC Single Module Engine Controller _ SOHC Single Overhead Cam _ SOL or SoL Solenoid _ SPFI Sequential Port Fuel Injection _ SPK Spark Control _ SPOUT Spark Output Signal _ SRS Supplemental Restraint System (Air Bag) _ SS 3/4-4/3 Shift Solenoid circuit _ SSI Solid State Ignition _ STAR Self-Test Automatic Readout _ STI Self Test Input circuit _ STO Self-Test Output _ SUB-O2 Sub Oxygen Sensor _ Sen. Or Sens. Sensor _ Sol. Solenoid _ Sprchg. Supercharger _ Strg. Steering _ Susp. Suspension _ Sw. Switch _ Sys. System _
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"T" ABBREVIATION TABLE
"T" ABBREVIATION TABLE
ABBREVIATION DEFINITION T.V. Throttle Valve _ TAB Thermactor Air By-Pass _ TAC Thermostatic Air Cleaner _ TAD Thermactor Air Diverter _ TAN Tan _ TBI Throttle Body Injection _ TCC Torque Converter Clutch _ TCCS Toyota Computer Control System TDC Top Dead Center _ TDCL Total Diagnostic Communication TFI Thick Film Ignition system _ TGS Top Gear Switch (cancels SIL in THERMAC Thermostatic Air Cleaner _ THS Transmission Hydraulic Switch _ TP/TPS Throttle Position Sensor _ TPI Tuned Port Injection _ TPS Throttle Position Sensor/Switch TS Temperature Sensor _ TSB Technical Service Bulletin _ TTS Transmission Temperature Switch TV Thermovalve _ TWC Three-Way Catalyst _ Temp. Temperature _ Trans. Transaxle/Transmission _
"V" ABBREVIATION TABLE
"V" ABBREVIATION TABLE
ABBREVIATION DEFINITION V Valve _ VAF Vane Air Flow sensor or circuit _ VAPS Variable Assist Power Steering _ VAT Vane Air Temperature _ VATS Vehicle Anti-Theft System _ VBATT Vehicle Battery Voltage _ VCC Viscous Converter Clutch _ VIN Vehicle Identification Number _ VIO Violet _ VLR Volt Loop Reserve _ VM Vacuum Modulator _ VM Vane Meter _ VOM Volt-Ohmmeter (Analog) _ VPWR Vehicle Power supply voltage (10-14 VREF Voltage Reference (ECA supplied ref VRV Vacuum Regulator Valve _ VSC Vehicle Speed Control sensor or sign VSS Vehicle Speed Sensor or signal _ VSV Vacuum Switching Valve _ Vac. Vacuum _ Volt. Voltage _