The MOT Files

Motorcycle reliability file

Honda CB600 MOT pass rate & common failures

From 1,220 recorded MOT tests of the Honda CB600, published by DVSA.

Data updated

Quick answer

The Honda CB600 passes 82.6% of MOT tests, against 86.5% for all motorcycles. The most recorded failure is "A shock absorber not functioning or leaking severely", in 18.3% of failed tests.

At a glance

Recorded pass rate

82.6%unadjusted1,220 tests

3.9 points below the fleet average of 86.5%. The examples tested do not cover a wide enough spread of ages and mileages to compare fairly against the rest of the fleet, so no rank is claimed; the failure record below stands on its own.

DVSA recorded wording

Most common failure items

Share of failed Honda CB600 tests in which each item was recorded. One failed test often lists several, so these do not sum to 100%.

  1. 1.A shock absorber not functioning or leaking severely18.3%

    24 occurrences

  2. 2.A direction indicator lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning15.3%

    20 occurrences

  3. 3.Audible warning not working9.2%

    12 occurrences

  4. 4.Reflector missing or reflecting white to the rear8.4%

    11 occurrences

  5. 5.Tyre tread depth not in accordance with the requirements7.6%

    10 occurrences

  6. 6.Contaminated with oil, grease etc7.6%

    10 occurrences

  7. 7.Number plate does not conform to the specified requirements6.1%

    8 occurrences

  8. 8.A stop lamp(s) does not illuminate by the operation of both brake controls or remains on when the brakes are released6.1%

    8 occurrences

  9. 9.Projected beam image is obviously incorrect6.1%

    8 occurrences

  10. 10.A brake lining or pad contaminated with oil, grease etc6.1%

    8 occurrences

  11. 11.A rear registration plate lamp or light source missing or inoperative in the case of a single lamp or all lamps6.1%

    8 occurrences

  12. 12.Significant brake effort recorded with no brake applied indicating a binding brake5.3%

    7 occurrences

Warnings without a failure

Most common advisories

Share of all Honda CB600 tests carrying each advisory.

  1. 1.Tyre tread depth not in accordance with the requirements8.2%

    100 tests

  2. 2.Exhaust noise levels in excess of those permitted6.4%

    78 tests

  3. 3.A shock absorber not functioning or leaking severely4.8%

    58 tests

  4. 4.Brake lining or pad worn below 1.0mm4.6%

    56 tests

  5. 5.A transmission belt, chain, sprocket or pulley excessively loose or worn3.5%

    43 tests

  6. 6.Steering head bearings excessively stiff, notchy, or with excessive wear or play2.5%

    30 tests

  7. 7.Brake disc or drum significantly and obviously worn2.4%

    29 tests

  8. 8.Excessive fluctuation in brake effort through each wheel revolution2.0%

    24 tests

What gets tested

The CB600 fleet

Average mileage recorded at test
29,008
Test classes
class 2: 1,220

Compare within the range

Other Honda motorcycles

Common questions

What is the MOT pass rate for a Honda CB600?
82.6% unadjusted, from 1,220 DVSA tests. The average across all motorcycles is 86.5%.
What does a Honda CB600 fail its MOT on?
"A shock absorber not functioning or leaking severely" is recorded in 18.3% of failed Honda CB600 tests, followed by "A direction indicator lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning" (15.3%). One failed test often lists several items.
What mileage does a Honda CB600 usually have at its MOT?
29,008 miles on average across every age tested, so a description of the fleet rather than an annual figure. Motorcycle mileages are low and vary enormously with use; a commuter bike and a weekend bike of the same age can differ by a factor of ten.

Analysis built from DVSA data of