Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Commonly Used Abbreviations - General Information: "C"
- ° C
-
Celsius (Degrees)
- Calif.
-
California
- CANP
-
Canister Purge
- CARB
-
California Air Resources Board
- CAT
-
Catalytic Converter
- CB
-
Circuit Breaker
- CBD
-
Closed Bowl Distributor
- cc
-
cubic centimeter
- CCC
-
Close Coupled Catalyst
- CCC
-
Computer Command Control
- CCD
-
Computer Controlled Dwell
- CCOT
-
Cycling Clutch Orifice Tube
- CCW
-
Counterclockwise
- CDI
-
Capacitor Discharge Ignition
- CEC
-
Computerized Engine Control
- CID
-
Cubic Inch Displacement
- cm
-
Centimeter
- CMP
-
Camshaft Position Sensor
- CO
-
Carbon Monoxide
- CO2
-
Carbon Dioxide
- Cont.
-
Continued
- CONV
-
Convertible
- CP
-
Canister Purge
- CKP
-
Crankshaft Position Sensor
- CTS
-
Coolant Temperature Sensor
- Cu. In.
-
Cubic Inch
- CVC
-
Constant Vacuum Control
- CV
-
Check Valve or Constant Velocity
- CW
-
Clockwise
- CYL or Cyl.
-
Cylinder
- C3 I
-
Computer Controlled Coil Ignition
- C4
-
Computer Controlled Catalytic Converter
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.