COMPONENTS
ILLUSTRATION
ILLUSTRATION
ILLUSTRATION
RemovalOn-vehicle Inspection
ON-VEHICLE INSPECTION
PROCEDURE
1. CHECK THROTTLE BODY ASSEMBLY
(a) Check the throttle control motor operating sounds.
(1) Turn the ignition switch to ON.
(2) When pressing the accelerator pedal, check the operating sound of the running
motor. Make sure ...
Installation
INSTALLATION
PROCEDURE
1. INSTALL FRONT DOOR BELT MOULDING
(a) Engage the 5 claws to install the front door belt moulding.
(b) Install the clip.
2. INSTALL FRONT DOOR GLASS RUN
3. INSTALL FRONT ...
Catalyst System Efficiency Below Threshold (Bank 1) (P0420)
MONITOR DESCRIPTION
The ECM uses sensors mounted in front of and behind the Three-Way Catalytic Converter
(TWC) to monitor its efficiency.
The first sensor, the air fuel ratio sensor, sends pre-catalyst information to
the ECM. The second sensor, the heat ...