am i the only one with a c0040 code? they all seem to be in the p category.hmm

Question

what are these codes c0035 and c0040? how are they usually repaired?

Answer 1

C0035 Left front wheel speed sensor or C0040

C0035 and C0040 are the same code definition , this is for the left front wheel speed sensor. Make sure the wheel bearing is not causing the wheel speed sensor. With the left front wheel off from the ground there should not be excessive play with the wheelNumber 5 in diagram is the wheel speed sensor