My 1997 55sx has failed the MOT on both 1st and 2cnd fast idle test.
CO% are 0.00 and 0.02
HC ppm are 8 and 10
Lambda is 1.05 on both tests.
The garage fitted a new lambda sensor with no change. From the readings I assume the cat is ok.
Any ideas what to do next?
CO% are 0.00 and 0.02
HC ppm are 8 and 10
Lambda is 1.05 on both tests.
The garage fitted a new lambda sensor with no change. From the readings I assume the cat is ok.
Any ideas what to do next?