1998 Isuzu Trooper 3.1L Diesel · N9 LEF
1998 Isuzu Trooper (3.1L, diesel). First registered 18/03/1998. Recorded mileage 122,409 miles. MOT valid until 03/12/2026.
- Make & Model
- ISUZU TROOPER
- Year / Origin
- 1998 · Newcastle
- MOT Status
- Valid until 03/12/2026
- Road Tax
- —
- Recorded Mileage
- 122,409 mi
- ULEZ Compliance
- Non-Compliant (Pre-Euro 6 Diesel)
- Fuel & Engine
- Diesel · 3.1L
- Reliability Guide
- Common Faults
- Fuel Type
- Diesel
- Year
- 1998
- Engine
- 3059cc
N9 LEF Key Findings
- 5 MOT tests recorded
- Latest MOT passed on 02/12/2025
- 122,409 miles recorded at latest MOT
- 2 historical MOT failures
- No defects recorded at the latest MOT
Derived directly from the recorded DVSA and DVLA data shown on this page.
MOT Roadworthiness: Average
This rating reflects historical MOT pass rates and recurring advisory wear patterns from official DVSA test logs. Note that roadworthiness does not verify outstanding finance, insurance write-offs, or stolen records.
Verify lender finance agreements, insurance write-offs, police stolen registers, and mileage rollback.
Technical Specifications
Core Specifications
Identification & Status
Dimensions & Weights
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Known faults for Isuzu Isuzu Trooper
Our database tracks 3 specific mechanical faults and recurring failure patterns identified across UK MOT testing stations for this generation.
N9 LEF Mileage History
- 20/11/2023117,335 mi
- 04/12/2023117,342 mi+7 mi
- 02/12/2024120,337 mi+2,995 mi
- 03/12/2024120,339 mi+2 mi
- 02/12/2025122,409 mi+2,070 mi
Average of roughly 2,493 miles per year across 5 recorded odometer readings.
N9 LEF MOT History
Interpretation generated from the recorded test data above — not an official DVSA statement and not a substitute for an independent inspection.
5 MOT tests are recorded for this 1998 Isuzu Trooper (N9 LEF) between November 2023 and December 2025.
The record contains 3 passes and 2 failures.
The most recent test on 02 December 2025 was a pass, although the earlier record includes 2 failures that buyers may want to investigate.
Common Problems: ISUZU TROOPER
Known issues reported by owners and MOT testers.
- 3.0L (4JX1) Injector Seal Failure(Serious)
A notorious issue where the injector O-rings fail, allowing diesel to enter the engine oil. This can cause the engine to "run away" on its own oil or fail to start.
- Catastrophic Chassis Rot(Serious)
Troopers are unfortunately famous for chassis rot. Many have been scrapped because the chassis rails simply disintegrated.
- Dual Mass Flywheel (DMF) Failure(Moderate)
Later manual models use a DMF that can fail, leading to vibration and expensive repairs.
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