LOTUS · 2020-05-19
Any unauthorised modifications, including fitment of non-approved after-market air filter resulting in generation of diagnostic trouble codes (DTC’s) P0101 & P1109. We have had several instances where DTC’s P0101 & P1109 had been set and the car recovered into the dealer, only for them to find that the original equipment engine air intake filter had been substituted for a non-approved after-market type (applicable to both dry and oil coated types).