2013 HONDA Civic R18Z1/R20A4 (FB)

FB / Sedan / Coupe / Hatchback (varies by market) / Global - North America, Europe, Asia, Australia (markets vary in body styles and engines)

R18Z1R20A4R18A1R18A2L15A7Exact year/trim recordSilver

Engine identity

Engine code

R18Z1, R20A4, R18A1, R18A2, L15A7

Engine summary

1.8L and 2.0L SOHC i-VTEC inline-4 gasoline engines widely used; 1.5L SOHC i-VTEC also in some Asian markets

Displacement

1497-1986 cc

Power

140-158 hp (varies by engine and market)

Torque

128-138 lb-ft (market dependent)

Fuel system

Multi-point fuel injection

Timing drive

Timing chain

OBD port

Verify by VIN and market

Oils and fluids

Oil type

5W-20 or 5W-30 engine oil recommended depending on climate

Oil capacity

Approx. 3.8 - 4.4 liters (including filter) depending on engine; service-fill including filter change

Coolant

Approx. 6.2 liters

Fluid

Honda ATF-Z1 or equivalent (automatic); manual gear oil SAE 75W-90 GL-4/5

Differential fluid

Not applicable for FWD (standard layout); some AWD versions may vary

Brake fluid

DOT 3 or DOT 4

Service and parts data

Manual transmission

6-speed manual (available in most markets)

Automatic transmission

5-speed automatic or CVT (market dependent)

Spark plugs

Iridium-tipped recommended, gap approx. 0.044 in (1.1 mm)

Service interval

7,500 to 10,000 miles or 12 months (varies by market and driving conditions)

Tire sizes

195/65R15, 205/55R16, 215/45R17

Wheel torque

Verify by VIN and market

Common and chronic problems

Premature brake wear on some trims
Valve adjustment needed after extensive mileage

First checks

Timing chain noise
Oil consumption levels
Transmission shifting quality

Before replacing parts

Save fault codes and freeze-frame data before clearing anything.
Check engine oil, coolant and transmission fluid using the correct temperature and service procedure.
Verify power, ground, connectors, hoses, leaks and live data before replacing expensive parts.

Important notes

Global markets have variations in engine and body style offerings.
Hybrid models not included; focus on main internal combustion engine variants.

Common codes

Source and verification notes

Honda 2013 Civic Owner's Manual and Service Guide
Technical specifications compiled from manufacturer release and verified automotive databases

Compatible tools

Verify by VIN and market

FAQ

What engine code does the 2013 HONDA Civic R18Z1/R20A4 (FB) use? 2013 HONDA Civic R18Z1/R20A4 (FB) is listed here with engine code R18Z1, R20A4, R18A1, R18A2, L15A7; engine summary: 1.8L and 2.0L SOHC i-VTEC inline-4 gasoline engines widely used; 1.5L SOHC i-VTEC also in some Asian markets.
What oil and capacity does the 2013 HONDA Civic R18Z1/R20A4 (FB) use? 2013 HONDA Civic R18Z1/R20A4 (FB) is listed with 5W-20 or 5W-30 engine oil recommended depending on climate and oil capacity Approx. 3.8 - 4.4 liters (including filter) depending on engine; service-fill including filter change. Confirm market and engine option before service.
What are common 2013 HONDA Civic R18Z1/R20A4 (FB) problems? Highlighted checks for 2013 HONDA Civic R18Z1/R20A4 (FB): Premature brake wear on some trims, Valve adjustment needed after extensive mileage.

Engine identity

Engine code

R18Z1, R20A4, R18A1, R18A2, L15A7

Engine summary

1.8L and 2.0L SOHC i-VTEC inline-4 gasoline engines widely used; 1.5L SOHC i-VTEC also in some Asian markets

Displacement

1497-1986 cc

Power

140-158 hp (varies by engine and market)

Torque

128-138 lb-ft (market dependent)

Fuel system

Multi-point fuel injection

Timing drive

Timing chain

OBD port

Verify by VIN and market

Oils and fluids

Oil type

5W-20 or 5W-30 engine oil recommended depending on climate

Oil capacity

Approx. 3.8 - 4.4 liters (including filter) depending on engine; service-fill including filter change

Coolant

Approx. 6.2 liters

Fluid

Honda ATF-Z1 or equivalent (automatic); manual gear oil SAE 75W-90 GL-4/5

Differential fluid

Not applicable for FWD (standard layout); some AWD versions may vary

Brake fluid

DOT 3 or DOT 4

Service and parts data

Manual transmission

6-speed manual (available in most markets)

Automatic transmission

5-speed automatic or CVT (market dependent)

Spark plugs

Iridium-tipped recommended, gap approx. 0.044 in (1.1 mm)

Service interval

7,500 to 10,000 miles or 12 months (varies by market and driving conditions)

Tire sizes

195/65R15, 205/55R16, 215/45R17

Wheel torque

Verify by VIN and market

FAQ

What engine code does the 2013 HONDA Civic R18Z1/R20A4 (FB) use? 2013 HONDA Civic R18Z1/R20A4 (FB) is listed here with engine code R18Z1, R20A4, R18A1, R18A2, L15A7; engine summary: 1.8L and 2.0L SOHC i-VTEC inline-4 gasoline engines widely used; 1.5L SOHC i-VTEC also in some Asian markets.

What oil and capacity does the 2013 HONDA Civic R18Z1/R20A4 (FB) use? 2013 HONDA Civic R18Z1/R20A4 (FB) is listed with 5W-20 or 5W-30 engine oil recommended depending on climate and oil capacity Approx. 3.8 - 4.4 liters (including filter) depending on engine; service-fill including filter change. Confirm market and engine option before service.

What are common 2013 HONDA Civic R18Z1/R20A4 (FB) problems? Highlighted checks for 2013 HONDA Civic R18Z1/R20A4 (FB): Premature brake wear on some trims, Valve adjustment needed after extensive mileage.

2013 HONDA Civic R18Z1/R20A4 (FB)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

First checks

Before replacing parts

Important notes

Scanning Engine...

2013 HONDA Civic R18Z1/R20A4 (FB)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

First checks

Before replacing parts

Important notes