Sym Jet 14 125 E4 Lc (2020)

117 real MOT outcomes analysed • 53.5% first-time pass rate

2020 Sym Jet 14 125 E4 Lc

CarHunch analysed 117 real MOT records for the 2020 Sym Jet 14 125 E4 Lc. This breakdown of actual test outcomes — pass rates, defect profiles, mileage data — isn't published anywhere else.

The 2020 SYM JET 14 125 is significantly less reliable than the UK average, with a first-time MOT pass rate of just 53.5% against the national benchmark of 80%—that's a substantial gap suggesting persistent mechanical issues. Fortunately, dangerous defects are relatively uncommon at 13.7%, so while these scooters need more attention than most, they're not presenting serious safety hazards.

At 10,426 miles on average, mileage is moderate for four-year-old scooters, yet owners are averaging 0.31 failures and 0.9 advisories per test, pointing to wear items and minor wear accumulating faster than expected. If you're considering one, budget for a pre-purchase inspection covering the clutch, braking system, and suspension components—and factor in the likelihood of at least one MOT failure in its first few years of ownership.

Below average reliability 26.5% below UK average
53.5%
pass MOT first time
UK average: ~80%
7,784
typical mileage
5,094–14,601 middle half
13.7%
ever had a dangerous defect
recorded at any MOT
0.31
avg MOT failures per car
over 2 tests on record

What to check before buying a 2020 Sym Jet 14 125 E4 Lc

Practical pre-purchase checks for this age and model.

  • 📋 Check the full MOT history. Look for recurring advisories — slow-building issues like corrosion or brake wear patterns show up years before they become failures. Enter the reg below for a full AI analysis.
  • 🔍 Inspect for corrosion in person. Brake pipes, sills, subframes, and chassis legs. Surface rust is normal at this age; structural rust is a serious problem that's expensive to fix and can fail an MOT.
  • 🛞 Check tyres and brakes. The most common advisory items at this age. Budget for replacement if they're near the limit — factor this into your offer price.
  • 📄 Run an HPI check. The MOT history won't show outstanding finance, insurance write-offs, or stolen status — an HPI check will.

Before you buy a Sym Jet 14 125 E4 Lc

MOT history is one piece of the puzzle. These checks can reveal what CarHunch can't.

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Pass Rate by Fuel Type

Fuel type Vehicles Pass rate Avg failures
Petrol (98%) 115 52.7% 0.31
Other (2%) 2 100% 0

Mileage Distribution

Most 2020 Sym Jet 14 125 E4 Lc vehicles sit in the blue band. If the car you're looking at is outside it, it's either unusually low or high mileage for its age.

5,094
low mileage
7,784
typical
14,601
high mileage

Half of all 2020 Sym Jet 14 125 E4 Lc vehicles fall between 5,094 and 14,601 miles.

2020 Sym Jet 14 125 E4 Lc — Still on the Road

38 vehicles still getting MOTs in 2025 — 64% of the peak remain.

59 38 2023 2025

Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2023–2025.

MOT History Averages

2
Avg MOT tests per vehicle
0.31
Avg failures per vehicle
0.9
Avg advisories per vehicle

Found a specific Sym Jet 14 125 E4 Lc?

Enter the reg to see its individual MOT history, AI Hunches, and how it compares to this cohort.

UK