2004 KIA Optima G6BA/G6BV (MS/MG)

MS/MG / Sedan / South Korea, North America, and select global markets

G6BAG6BVG4JSFiche exacte année/versionGold

Engine identity

Engine code

G6BA, G6BV, G4JS

Engine summary

2004 Kia Optima offered with multiple gasoline engines depending on market: inline 4-cylinder 2.4L (G6BA) and V6 2.7L (G6BV) in North America, 2.0L inline-4 gasoline (G4JS) common in South Korea and some eastern markets.

Displacement

1998 cc (4-cyl), 2351 cc (inline-4), 2656 cc (V6)

Power

Approx. 140-170 hp 4-cyl engines, 170-173 hp V6

Torque

Approx. 200-220 Nm (4-cyl), 245 Nm (V6)

Fuel system

Multi-point fuel injection

Timing drive

Timing chain (4-cyl), timing belt (V6)

Port OBD

Verify by VIN and market

Oils and fluids

Type d’huile

API SL or higher, SAE 5W-30

Capacité d’huile

Approx. 4.2 L including service refill and filter change (varies by engine)

Liquide de refroidissement

Approx. 6.5 L

Fluide

ATF SP-IV or Dexron III

Differential fluid

Not applicable (FWD layout)

Liquide de frein

DOT 3 or DOT 4

Service and parts data

Manual transmission

5-speed manual (4-cyl engines in select markets)

Automatic transmission

4-speed automatic (common across all trims/markets)

Spark plugs

NGK or equivalent, gap 0.9-1.1 mm

Service interval

Every 7,500 to 10,000 miles / 12,000 to 16,000 km depending on market

Dimensions des pneus

P205/60R16, P215/55R16

Couple de roue

Verify by VIN and market

Common and chronic problems

Timing belt wear on V6 requires timely replacement
Premature front suspension wear

First checks

Verify timing belt service history on V6
Inspect cooling system condition
Check oil consumption and leaks

Avant de remplacer des pièces

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

The 2004 Kia Optima was sold in South Korea, the US, Canada, and some other markets with minor variations.
Global market engines vary: 2.0L and 2.4L inline-fours primarily in Korea and Asia; 2.7L V6 mainly in North America.
Data on exact oil/filter capacities and service intervals depend on specific engine and market; use local manuals for precision.

Codes courants

P0300 P0420 P0171 P0455

Source and verification notes

Kia 2004 Optima Owner's Manual and Maintenance Guide excerpts
International car specification databases and automotive magazines from 2004

Outils compatibles

Verify by VIN and market

Questions fréquentes

What engine code does the 2004 KIA Optima G6BA/G6BV (MS/MG) use? 2004 KIA Optima G6BA/G6BV (MS/MG) is listed here with engine code G6BA, G6BV, G4JS; engine summary: 2004 Kia Optima offered with multiple gasoline engines depending on market: inline 4-cylinder 2.4L (G6BA) and V6 2.7L (G6BV) in North America, 2.0L inline-4 gasoline (G4JS) common in South Korea and some eastern markets..
What oil and capacity does the 2004 KIA Optima G6BA/G6BV (MS/MG) use? 2004 KIA Optima G6BA/G6BV (MS/MG) is listed with API SL or higher, SAE 5W-30 and oil capacity Approx. 4.2 L including service refill and filter change (varies by engine). Confirm market and engine option before service.
What are common 2004 KIA Optima G6BA/G6BV (MS/MG) problems? Highlighted checks for 2004 KIA Optima G6BA/G6BV (MS/MG): Timing belt wear on V6 requires timely replacement, Premature front suspension wear.

Engine identity

Engine code

G6BA, G6BV, G4JS

Engine summary

Displacement

1998 cc (4-cyl), 2351 cc (inline-4), 2656 cc (V6)

Power

Approx. 140-170 hp 4-cyl engines, 170-173 hp V6

Torque

Approx. 200-220 Nm (4-cyl), 245 Nm (V6)

Fuel system

Multi-point fuel injection

Timing drive

Timing chain (4-cyl), timing belt (V6)

Port OBD

Verify by VIN and market

Service and parts data

Manual transmission

5-speed manual (4-cyl engines in select markets)

Automatic transmission

4-speed automatic (common across all trims/markets)

Spark plugs

NGK or equivalent, gap 0.9-1.1 mm

Service interval

Every 7,500 to 10,000 miles / 12,000 to 16,000 km depending on market

Dimensions des pneus

P205/60R16, P215/55R16

Couple de roue

Verify by VIN and market

Important notes

The 2004 Kia Optima was sold in South Korea, the US, Canada, and some other markets with minor variations.

Global market engines vary: 2.0L and 2.4L inline-fours primarily in Korea and Asia; 2.7L V6 mainly in North America.

Data on exact oil/filter capacities and service intervals depend on specific engine and market; use local manuals for precision.

Questions fréquentes

What engine code does the 2004 KIA Optima G6BA/G6BV (MS/MG) use? 2004 KIA Optima G6BA/G6BV (MS/MG) is listed here with engine code G6BA, G6BV, G4JS; engine summary: 2004 Kia Optima offered with multiple gasoline engines depending on market: inline 4-cylinder 2.4L (G6BA) and V6 2.7L (G6BV) in North America, 2.0L inline-4 gasoline (G4JS) common in South Korea and some eastern markets..

What oil and capacity does the 2004 KIA Optima G6BA/G6BV (MS/MG) use? 2004 KIA Optima G6BA/G6BV (MS/MG) is listed with API SL or higher, SAE 5W-30 and oil capacity Approx. 4.2 L including service refill and filter change (varies by engine). Confirm market and engine option before service.

What are common 2004 KIA Optima G6BA/G6BV (MS/MG) problems? Highlighted checks for 2004 KIA Optima G6BA/G6BV (MS/MG): Timing belt wear on V6 requires timely replacement, Premature front suspension wear.

2004 KIA Optima G6BA/G6BV (MS/MG)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

First checks

Avant de remplacer des pièces

Important notes

Scanning Engine...

2004 KIA Optima G6BA/G6BV (MS/MG)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

First checks

Avant de remplacer des pièces

Important notes