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1997 Isuzu Bighorn MOT Pass Rate

Pass rate for Bighorn models manufactured in 1997, based on 209 real MOT test results.

54.5%
Pass Rate
45.5%
Fail Rate
209
Total Tests
150,349
Avg Mileage

Data from official DVSA MOT testing records

1997 Isuzu Bighorn MOT Analysis

The 1997 Isuzu Bighorn has an MOT pass rate of 54.5% based on 209 tests — below the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 150,349 miles on the odometer. With a 45.5% failure rate, the 1997 Bighorn is rated as "Poor" for MOT reliability.

The leading cause of MOT failure for the 1997 Isuzu Bighorn is Visibility, responsible for 1.0% of failures. Visibility failures relate to the windscreen, wipers, washers, mirrors, and view-obstructing damage. Cracks in the windscreen swept area, ineffective wipers, or empty washer bottles are common causes. Typical repair costs range from £10–300. Body, chassis, structure is the second most common issue at 1.0%. Suspension follows at 1.0%.

Top failures specific to 1997 models only. The overall Bighorn page may show different rankings.

What Fails Most

What Fails on This Car?

Click a category to see specific failure items.

View as table
MOT failure categories ranked by failure rate
RankFailure CategoryRate (%)Count
1Visibility1.0%2
2Body, Chassis, Structure1.0%2
3Suspension1.0%2
4Tyres0.5%1
5Noise, Emissions And Leaks0.5%1

Failures per 10,000 Miles

avg. 150,349 mi

For every 10,000 miles driven, this shows what percentage of MOT tests fail for each category. This accounts for how far cars are actually driven, not just raw pass/fail counts.

Visibility0.06% per 10K miBody & Structure0.06% per 10K miSuspension0.06% per 10K miTyres0.03% per 10K miNoise, emissions and leaks0.03% per 10K mi
View as table
Mileage-normalised failure rates by category
CategoryRate / 10K miRaw %Count
Visibility0.061.0%2
Body & Structure0.061.0%2
Suspension0.061.0%2
Tyres0.030.5%1
Noise, emissions and leaks0.030.5%1

Mileage Statistics

150,349
Mean
148,094
Median
120,610
25th Percentile
191,823
75th Percentile
3.03% failures per 10K miles

Mileage-adjusted failure rate — accounts for how much this model year is typically driven.

About This Data

The 1997 Isuzu Bighorn has an MOT pass rate of 54.5% based on 209 tests — below the UK average for UK vehicles. Cars of this vintage present for MOT with an average of 150,349 miles on the odometer. With a 45.5% failure rate, the 1997 Bighorn is rated as "Poor" for MOT reliability.

If you own or are considering buying a 1997 Isuzu Bighorn, be prepared for above-average maintenance costs. Before your MOT, pay particular attention to visibility: Check the windscreen for chips and cracks — damage larger than 10mm in the driver's swept area or 40mm elsewhere will fail. Test washers and wipers. Ensure both door mirrors are intact and adjustable. With an average mileage of 150,349 miles, these vehicles are in the higher-mileage bracket where wear-related failures become more common.

Visibility — 1.0% of failures

Visibility issues account for 1.0% of MOT failures on 1997 Isuzu Bighorn models. Visibility failures relate to the windscreen, wipers, washers, mirrors, and view-obstructing damage. Cracks in the windscreen swept area, ineffective wipers, or empty washer bottles are common causes. Typical repair costs: £10–300. Pre-MOT check: Check the windscreen for chips and cracks — damage larger than 10mm in the driver's swept area or 40mm elsewhere will fail. Test washers and wipers. Ensure both door mirrors are intact and adjustable.

Body, chassis, structure — 1.0% of failures

Body, chassis, structure issues account for 1.0% of MOT failures on 1997 Isuzu Bighorn models. Body and structure failures include excessive corrosion, sharp edges, loose panels, and damage to the vehicle frame. Rust is the primary concern, especially on older vehicles or those exposed to road salt. Typical repair costs: £100–500+. Pre-MOT check: Inspect sills, wheel arches, door bottoms, and the chassis for rust. Surface rust is acceptable but structural corrosion or holes will fail. Check that all doors, bonnet, and boot close securely.

Suspension — 1.0% of failures

Suspension issues account for 1.0% of MOT failures on 1997 Isuzu Bighorn models. Suspension failures typically involve worn bushes, leaking shock absorbers, broken coil springs, and damaged suspension arms. These affect ride quality, tyre wear, and road holding. Typical repair costs: £200–500. Pre-MOT check: Look for uneven tyre wear, listen for clunking over bumps, and check if the car pulls to one side. A bouncy ride suggests worn shock absorbers. Visually inspect coil springs for cracks.

Based on DVSA anonymised MOT test data (2005–2024). Crown copyright, Open Government Licence v3.0.

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