Preparation
Component partsP0420 three way catalyst function
DTC Description
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 sto ...
Both doors mirror defogger don’t operate but rear window defogger operates
Diagnosis Procedure
Regarding Wiring Diagram information, refer to DEF-12, "Wiring Diagram".
1. CHECK DOOR MIRROR DEFOGGER FUSE
Check if the following fuse in fuse block (J/B) is blown.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Replace the blown fuse af ...
Precaution
Precautions
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT
BELT
PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”,
used along
with a front seat belt, helps to reduce the risk or severity of inj ...