PARTS LOCATION
ILLUSTRATION
Precaution
System DescriptionCatalyst 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 ...
Installation
INSTALLATION
PROCEDURE
1. INSTALL FRONT SEAT ASSEMBLY
(a) Place the front seat assembly in the cabin.
NOTICE:
Be careful not to damage the vehicle body.
(b) Connect each connector under the front seat assembly.
(c) Temporarily install the front seat ass ...
Removal
REMOVAL
CAUTION / NOTICE / HINT
NOTICE:
Release the vacuum from the booster by depressing the brake pedal several times.
Then remove the brake master cylinder from the brake booster.
PROCEDURE
1. REMOVE FRONT WIPER ARM HEAD CAP
2. REMOVE FRONT WIPER AR ...