Hi guys, failed the mot on the CO fast-idle test. Results:
Fast Idle Test
CO: 0.56% [limits: 0.30%] (failed)
HC: 45ppm [limits: 200ppm]
Lambda: 1.01 [limits: 0.97-1.03]
Natural Idle Test
CO: 0.03% [limits: 0.50%]
Given its only the CO that failed and is not too high, what could this be...