HomeEnginesIsuzu BJ4JJ1X Tier 3

Isuzu BJ4JJ1X Tier 3 Engine

The Isuzu BJ4JJ1X Tier 3 is a 3 L 4-cylinder direct injection, turbo-charged engine rated at 1800 rpm, producing up to 85 kW. It powers generator sets from MQ Power, including the DCA70SSIU2. It holds 15 L (4.0 gal) of oil and 11.7 L (3.1 gal) of coolant.

Also known as: ISUZU BJ4JJ1X Tier 3

3.0 L
Displacement
4
Cylinders
1800 rpm
Rated speed
85 kW
Gross power

Engine specifications

Oil capacity15.0 L
Coolant capacity11.7 L
Displacement3.0 L
Cylinders4
AspirationDirect injection, turbo-charged
Rated speed1800 rpm
Gross power85 kW

Generator sets powered by this engine

1

Maintenance schedule

ItemSpecCapacityPart #Interval
Air filterCheck Air Cleaner250 hr
Fuel filterChange fuel filter every 100 hours or 3 months, whichever comes first.100 hr
Oil filterChange oil filter every 250 hours or 6 months, whichever comes first.250 hr
BatteryCheck Battery Acid Level250 hr
BeltInspect belts for wear and replace as needed.250 hr
CoolantAdd coolant as needed to maintain proper level. Replace every 2 years or 1,000 hours.11.7 L1000 hr
OilChange oil and filter every 250 hours or 6 months, whichever comes first.15.0 L250 hr
Spark plugReplace spark plugs every 1,000 hours or 6 months, whichever comes first.1000 hr

Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.

Common questions

What is the oil capacity of the Isuzu BJ4JJ1X Tier 3?

The Isuzu BJ4JJ1X Tier 3 engine has an oil capacity of 15.0 liters.

What is the displacement of the Isuzu BJ4JJ1X Tier 3?

The Isuzu BJ4JJ1X Tier 3 has a displacement of 3.0 liters with 4 cylinders.

Which generators use the Isuzu BJ4JJ1X Tier 3 engine?

The Isuzu BJ4JJ1X Tier 3 powers 1 generator set(s), including MQ Power DCA70SSIU2.

How often should you change the oil in the Isuzu BJ4JJ1X Tier 3?

The Isuzu BJ4JJ1X Tier 3 oil change interval is every 250 hours.