Preparation
Component partsDucts and grilles
Exploded View
Heating and cooling unit assembly
Center ventilator duct
Defroster duct
Side ventilator duct (LH)
Front floor duct (LH)
Rear floor connecting duct (LH)
Rear floor duct (LH)
Rear floor duct nozzle (LH)
Rear floor duct nozzle (RH)
Rear floor duct (RH)
Rear flo ...
Sunshade
Exploded View
Sunshade
Moonroof unit assembly
Sunshade stopper (LH/RH)
Front
Removal and Installation
REMOVAL
Remove the headlining. Refer to INT-40, "Removal and Installation".
Remove the sunshade stoppers (1) (LH/RH) from the moonroof
unit assembly side rails (2) ...
P0420 Three way catalyst function
DTC Logic
DTC DETECTION LOGIC
The ECM monitors the switching frequency ratio of air fuel ratio (A/F)
sensor 1 and heated oxygen sensor 2.
A three way catalyst (manifold) with high oxygen storage capacity
will indicate a low switching frequency of heated oxygen sensor 2.
As oxygen storage c ...