At a Glance
The Isuzu Trooper has 49 identified common problems across 3 generations, with the Mk2 (1991-2004) being the most affected generation and suspension the most common problem category. Based on 311K MOT tests from DVSA data.
Problems are patterns in the DVSA data that occur significantly more often on a specific model than the UK average — confirmed at 99% statistical confidence. Read our DVSA MOT data methodology →
Below: generation-by-generation comparison of Isuzu Trooper common problems, MOT failure types, and pass-rate data drawn from DVSA records. Click any generation to see fuel- and engine-specific fault patterns, mileage-banded repair guidance, and the most common MOT failures testers record.
MOT Tests & Failures by Generation
Isuzu Trooper generations by MOT tests, failures, and identified problems from DVSA data
Hover over each bar for a full breakdown. Tap any bar to view that generation's problems.
Showing total MOT tests, failures, and known problems per make. Hover over each bar for a full breakdown.
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Tell Us About Your Problem
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Most Common Isuzu Trooper MOT Failures
Every reason Isuzu Trooper vehicles fail their MOT, ranked by frequency. Select an individual year to see only that year’s failures, or stay on ‘All time’ for the combined picture across our 20 years of DVSA data. Scroll inside the table for the full list.
| # | Failure | % of failures |
|---|---|---|
| 1 | Exhaust system fault | 8.92% |
| 2 | Suspension joint or bush worn | 8.42% |
| 3 | Brake hydraulic component worn | 7.77% |
| 4 | Brake performance below minimum | 7.14% |
| 5 | Wiper blades deteriorated | 6.85% |
| 6 | Front lamp not working | 5.55% |
| 7 | Driveshaft fault | 5.33% |
| 8 | Stop lamp not working | 4.81% |
| 9 | Tyre tread depth below limit | 4.41% |
| 10 | Number plate lamp not working | 3.97% |
| 11 | Windscreen washer not working | 2.89% |
| 12 | Brake pads or linings worn | 2.40% |
| 13 | Headlamp aim defect | 2.05% |
| 14 | Shock absorber worn or leaking | 1.98% |
| 15 | Body corrosion or damage | 1.78% |
| 16 | Tyre condition | 1.51% |
| 17 | Fog lamp not working | 1.47% |
| 18 | Brake disc or drum worn | 1.41% |
| 19 | Coil spring broken or corroded | 1.31% |
| 20 | Front suspension joint worn | 1.14% |
| 21 | Chassis condition | 1.03% |
| 22 | Position lamp not working | 0.97% |
| 23 | Suspension mounting corroded | 0.94% |
| 24 | Rigid brake pipe corroded or damaged | 0.92% |
| 25 | Windscreen damage affecting view | 0.89% |
| 26 | Front suspension fault | 0.78% |
| 27 | Parking brake condition | 0.72% |
| 28 | Track rod end worn | 0.68% |
| 29 | Indicator fault | 0.68% |
| 30 | Ball joint dust cover split | 0.62% |
| 31 | ABS fault | 0.54% |
| 32 | Parking brake performance below minimum | 0.53% |
| 33 | Horn not working | 0.52% |
| 34 | Spring mounting corroded | 0.52% |
| 35 | Seat belt condition | 0.50% |
| 36 | Battery loose or leaking | 0.48% |
| 37 | Rear fog lamp not working | 0.37% |
| 38 | Vehicle structure corrosion | 0.36% |
| 39 | Catalytic converter efficiency low | 0.36% |
| 40 | Rear lamp not working | 0.35% |
| 41 | Mirror damaged or missing | 0.31% |
| 42 | Wheel bearing worn | 0.26% |
| 43 | Headlamp fault | 0.23% |
| 44 | Power steering pipe or hose leaking | 0.22% |
| 45 | Tyre size or type not matched | 0.22% |
| 46 | Brake fluid leak | 0.21% |
| 47 | Airbag warning light on | 0.19% |
| 48 | Rear reflector damaged or missing | 0.18% |
| 49 | Suspension linkage fault | 0.17% |
| 50 | Flexible brake hose damaged | 0.17% |
| 51 | Fuel cap damaged or missing | 0.16% |
| 52 | Brake pedal movement restricted | 0.15% |
| 53 | Compression ignition emissions above threshold | 0.14% |
| 54 | Dashboard warning lamp fault | 0.14% |
| 55 | Fuel pipe corroded or damaged | 0.14% |
| 56 | Brake pedal fault | 0.13% |
| 57 | Subframe mounting corroded | 0.13% |
| 58 | Spark ignition emissions above threshold | 0.13% |
| 59 | Drag link end worn | 0.12% |
| 60 | CV joint worn | 0.11% |
| 61 | Engine oil leak | 0.11% |
| 62 | Electrical switch fault | 0.11% |
| 63 | Fuel tank corroded or leaking | 0.10% |
| 64 | Steering column fault | 0.09% |
| 65 | Steering box fault | 0.09% |
| 66 | Brake caliper fault | 0.09% |
| 67 | Steering free play excessive | 0.09% |
| 68 | Body security fault | 0.08% |
| 69 | Brake air or vacuum system fault | 0.07% |
| 70 | Propshaft fault | 0.07% |
| 71 | Bumper damaged or insecure | 0.06% |
| 72 | Steering lock fault | 0.06% |
| 73 | Exhaust emissions above threshold (non-catalyst) | 0.06% |
| 74 | Handbrake cable fault | 0.06% |
| 75 | Tyre valve stem damaged | 0.06% |
| 76 | Leaf spring broken or corroded | 0.06% |
| 77 | Steering operation fault | 0.06% |
| 78 | Brake fluid level low or contaminated | 0.06% |
| 79 | Towbar fault | 0.05% |
| 80 | Suspension arm worn or corroded | 0.05% |
| 81 | Leaf spring eye worn or broken | 0.05% |
| 82 | Power steering pump fault | 0.04% |
| 83 | Suspension unit fault | 0.04% |
| 84 | Rear suspension fault | 0.04% |
| 85 | Brake lever fault | 0.04% |
| 86 | Steering arm worn | 0.04% |
| 87 | Fuel hose damaged or leaking | 0.04% |
| 88 | Bonnet catch or hinge fault | 0.04% |
| 89 | Electrical wiring fault | 0.03% |
| 90 | Suspension retaining or locking device fault | 0.03% |
| 91 | Steering wheel damaged or insecure | 0.03% |
| 92 | Driver airbag fault | 0.03% |
| 93 | Exhaust leak | 0.03% |
| 94 | Anti-roll bar worn or corroded | 0.03% |
| 95 | Brake fluid warning light on | 0.03% |
| 96 | Load sensing valve fault | 0.03% |
| 97 | Bonded suspension condition | 0.03% |
| 98 | Handbrake mechanism or mounting fault | 0.02% |
| 99 | Brake back plate corroded or damaged | 0.02% |
| 100 | Subframe corrosion or damage | 0.02% |
| 101 | Anchor bracket corroded | 0.02% |
| 102 | Speedometer fault | 0.02% |
| 103 | Steering intermediate drop arm worn | 0.02% |
| 104 | Trailing arm worn or corroded | 0.02% |
| 105 | Handbrake lever fault | 0.02% |
| 106 | Brake fluid reservoir fault | 0.01% |
| 107 | Leaf spring shackle bracket corroded | 0.01% |
| 108 | Brake pressure or vacuum buildup insufficient | 0.01% |
| 109 | Steering coupling worn | 0.01% |
| 110 | Brake cable, rod, lever or linkage fault | 0.01% |
| 111 | Brake linkage mounting fault | 0.01% |
| 112 | Rear fog lamp warning light fault | 0.01% |
| 113 | Brake servo fault | 0.01% |
| 114 | Spare wheel fault | 0.01% |
| 115 | Tie bar or rod worn or corroded | 0.01% |
| 116 | Brake master cylinder or servo mounting fault | 0.01% |
| 117 | Passenger seat fault | 0.01% |
| 118 | Steering drive system fault | 0.01% |
| 119 | Steering shaft fault | 0.01% |
| 120 | King pin or swivel pin worn | 0.01% |
| 121 | Engine mounting worn or broken | 0.01% |
| 122 | Transmission oil leak | <0.01% |
| 123 | Panhard rod worn or corroded | <0.01% |
| 124 | Radius arm worn or corroded | <0.01% |
| 125 | Driver seat fault | <0.01% |
| 126 | Headlamp levelling device fault | <0.01% |
| 127 | Brake valve fault | <0.01% |
| 128 | Driver door fault | <0.01% |
| 129 | Power steering ram fault | <0.01% |
| 130 | Steering lock stop fault | <0.01% |
| 131 | Body strengthening plate corroded | <0.01% |
| 132 | Torsion bar worn or corroded | <0.01% |
| 133 | Hydraulic fluid leak | <0.01% |
| 134 | Steering rack fault | <0.01% |
| 135 | Suspension coupling worn | <0.01% |
| 136 | Tailgate damaged or insecure | <0.01% |
| 137 | Torque or reaction arm worn | <0.01% |
| 138 | Hydraulic brake cylinder fault | <0.01% |
| 139 | Mirror or camera fault | <0.01% |
| 140 | Step damaged or insecure | <0.01% |
| 141 | Brake wheel cylinder fault | <0.01% |
| 142 | Additional braking device fault | <0.01% |
| 143 | Boot lid damaged or insecure | <0.01% |
| 144 | Front passenger door fault | <0.01% |
| 145 | Main beam warning light fault | <0.01% |
| 146 | Securing bolts missing or insecure | <0.01% |
| 147 | Steering damper fault | <0.01% |
| 148 | Suspension rod worn or corroded | <0.01% |
| 149 | Loading door damaged or insecure | <0.01% |
| 150 | Outline marker lamp not working | <0.01% |
| 151 | Seat belt or padding damaged | <0.01% |
| 152 | Semaphore indicator fault | <0.01% |
| 153 | Undertray damaged or missing | <0.01% |
| 154 | Universal joint worn | <0.01% |
| 155 | Brake relay lever fault | <0.01% |
| 156 | Brake clevis joint worn | <0.01% |
| 157 | Dip switch fault | <0.01% |
| 158 | Electronic stability control fault | <0.01% |
| 159 | Handbrake fails on gradient | <0.01% |
| 160 | Passenger airbag fault | <0.01% |
| 161 | Axle beam corroded or cracked | <0.01% |
| 162 | Brake master cylinder fault | <0.01% |
| 163 | Brake stationary pin worn | <0.01% |
| 164 | Full power hydraulic brake fault | <0.01% |
| 165 | MacPherson strut worn | <0.01% |
| 166 | Electronic parking brake fault | <0.01% |
| 167 | Indicator warning light fault | <0.01% |
| 168 | Suspension linkage attachment bracket or mounting corroded | <0.01% |
| 169 | Vehicle floor corroded | <0.01% |
| 170 | Wheel hub fault | <0.01% |
| 171 | Window damaged or won't operate | <0.01% |
| 172 | Access panel damaged or insecure | <0.01% |
| 173 | Front fog lamp not working | <0.01% |
| 174 | Halfshaft fault | <0.01% |
| 175 | Seat belt anchorage fault | <0.01% |
| 176 | Spring saddle corroded | <0.01% |
| 177 | Air brake cylinder or actuator fault | <0.01% |
| 178 | Axle corroded or damaged | <0.01% |
| 179 | Brake pedal linkage fault | <0.01% |
| 180 | Daytime running lamp not working | <0.01% |
| 181 | Electronic braking system fault | <0.01% |
| 182 | Exhaust heat shield or sound insulation damaged | <0.01% |
| 183 | Hydraulic suspension accumulator fault | <0.01% |
| 184 | Leaf spring slipper worn | <0.01% |
| 185 | Reversing lamp not working | <0.01% |
| 186 | Seat belt pre-tensioner fault | <0.01% |
| 187 | Steering head bearings worn | <0.01% |
| 188 | Transmission drive belt fault | <0.01% |
Showing all 188 reasons — scroll inside the table for the full list.
Isuzu Trooper MOT Failures by Category
Total MOT failure occurrences for the Isuzu Trooper, grouped by category. Same data as the failures table above — just sliced by category instead of fault title. Hover a slice for the top failures in each category.
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Frequently Asked Questions
What are the most common Isuzu Trooper problems?
Based on analysis of 311K Isuzu Trooper MOT tests from DVSA data, we have 49 identified common problems across 3 generations. The most frequently flagged issue is "Brake hydraulic component worn". Suspension is the most common problem category.
Which Isuzu Trooper generation has the most problems?
The Isuzu Trooper Mk2 (1991-2004) (1991–2004) has the highest number of identified common problems (63). Click the generation card above for the full breakdown.
How is this data calculated?
We analyse anonymised DVSA MOT test records under the Open Government Licence. An issue is classified as a "Common Problem" when it occurs significantly more often on a specific model than the UK average, confirmed at 99% statistical confidence. Read the full methodology page for details.
Can I report a problem with my Isuzu Trooper?
Yes — use the "Tell Us About Your Problem" form on this page. Your report helps other Isuzu Trooper owners spot problems early. All submissions are reviewed before being added to the public database.
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