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Top issues
2 known problems
medium
AdBlue / DEF sensor faults
low
Lane keep over-intervention
Recalls
2 on recordREC-000672
2020-12-20
Defect: The rear seat seatbelt pretensioner locking tab may be defective and will not tension properly.
Hazard: If the pretensioner wiring harness connector incorrectly locks, this can prevent it from fully tensioning the seatbelt in an accident, increasing the risk of injury or death.
Remedy: Contact your nearest Isuzu Ute dealer for inspection and repair, free of charge.
Affected: 8,994 units, D-Max 2020-2021
Official notice: www.vehiclerecalls.gov.au · details checked 2026-09-29
REC-006053
2024-08-08
Defect: A potential fault with a fuel delivery hose.
Remedy: Contact your nearest Isuzu Ute dealer for inspection and repair, free of charge.
Affected: 36,966 units, D-Max 2020-2023
Official notice: www.vehiclerecalls.gov.au · details checked 2026-09-29
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Generations
Best and worst years for the Isuzu D-Max →
Before: Isuzu D-Max RT (2012-2020) →
Price (AUD)
$35-55k
Body styles
Single Cab, Extra Cab, Dual Cab
Drivetrain
RWD, 4WD part-time
Origin
Japan
Built in
Thailand
Overview
Third generation AU-market D-Max. New 4JJ3-TCX evolution of the 4JJ1, modern interior, 6-year warranty when new. AdBlue/SCR added. Still DIY-friendly compared to most competitors. Shares mechanicals with the latest BT-50 TF.
Engines & variants
3.0L 4JJ3-TCX (updated common-rail turbo diesel)
Engine
Updated 3.0
Engine code
Config
I4
Displacement
3.0L
Power
140kW
Torque
450Nm
Drivetrain
RWD / Part-time 4WD
0–100
~10.3s
Economy
~8.0 L/100km combined
Tow (braked)
3500kg
Tow (unbraked)
750kg
Transmission
6MT, 6AT (Aisin)
Timing chain / belt / gear
Chain-driven, inspect from 250,000km+
Pros
- Latest 4JJ3 evolution
- 6-year warranty when new
- Best safety Isuzu has done
- Still DIY-friendly
- Modern cabin
Cons
- Newer = pricier
- AdBlue/SCR added
- More electronics than RT
- Adaptive cruise can be twitchy
Known problems
medium
AdBlue / DEF sensor faults
AdBlue sensor throws premature codes.
Fix: Sensor replacement. Use quality AdBlue.
low
Lane keep over-intervention
Tugs at the wheel on faded road markings.
Fix: Disable via menu/button each drive.