At a Glance
The Porsche Cayenne E1 has 3 identified problems that occur more often than the UK average, with Headlamp defect (no aim check) being the most reported. Electrical is the most common MOT failure category. The most serious issue flagged is Parking brake performance below minimum, rated as dangerous. Based on 143K MOT tests from DVSA data.
Problems are patterns in the DVSA data that occur significantly more often on this model than the UK average — confirmed at 99% statistical confidence. Read how we calculate MOT pass rates and problems →
Below: the full MOT-data picture for the Porsche Cayenne E1 — MOT pass rate vs the UK average, common problems vs UK fleet patterns, the most likely MOT failures by frequency, fault occurrence by mileage band, and pass/fail trends. All numbers drawn from DVSA records.
Porsche Cayenne E1 MOT Pass Rate
Across 143K MOT tests from DVSA data, the Porsche Cayenne E1 (2002–2010) has a fail rate of 23.6%.
UK average fail rate (2006–2010): 38.6%
Common Porsche Cayenne E1 Problems
Owner-submitted reports plus patterns we've identified across 559 million UK MOT tests. Each MOT-derived item below — whether tagged as a Problem, Wear & Tear or Consumable — shows up noticeably more often on this generation than across the UK fleet, which is why it's here. Owner reports are pinned to the top by default; use the sort and filter pills below to view a specific tier or change the order.
Headlamp defect (no aim check)
673
occurrences
Parking brake performance below minimum
644
occurrences
Brake performance below minimum
412
occurrences
Tell Us About Your Problem
Help other Porsche Cayenne E1 owners — report a problem and we'll add it to the database
Tell Us About Your Problem
Help other Porsche Cayenne E1 owners — report a problem and we'll add it to the database
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Problems by mileage
Common problems, MOT failures and advisories on the Porsche Cayenne E1, grouped by the mileage they typically appear at.
586 distinct problems · 169,126 total occurrences in current filter
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Advisory items are MOT tester observations. Frequency can be influenced by driving style and usage patterns.
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Other Porsche Cayenne Generations
Frequently Asked Questions
What are the most common Porsche Cayenne E1 problems?
Based on DVSA MOT data for the Porsche Cayenne E1 (2002–2010), we have identified 3 common problems. The most frequently reported is "Headlamp defect (no aim check)". Electrical is the most common MOT failure category.
How reliable is the Porsche Cayenne E1?
This generation has 143K MOT tests on record with a 23.6% fail rate. A fault is flagged as a "Common Problem" only when it occurs significantly more often on this model than the UK average, confirmed at 99% statistical confidence.
What commonly fails the MOT on a Porsche Cayenne E1?
There are 158 distinct MOT failure types recorded for the E1 (2002–2010), grouped by the mileage these failures typically occur. See the Common MOT Failures section on this page.
Can I report a problem with my Porsche Cayenne E1?
Yes — use the "Tell Us About Your Problem" form on this page. Your report helps other Porsche Cayenne owners spot problems early. All submissions are reviewed before being added to the public database.
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