COMPONENTS
ILLUSTRATION
PrecautionCatalyst 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. TEMPORARILY TIGHTEN REAR DISC BRAKE BLEEDER PLUG
(a) Temporarily tighten the rear disc brake bleeder plug.
HINT:
Fully tighten the rear disc brake bleeder plug after bleeding any air left in
the system.
(b) Install the rear di ...
Disposal
DISPOSAL
CAUTION / NOTICE / HINT
CAUTION:
Before performing pre-disposal deployment of any SRS component, review and closely
follow all applicable environmental and hazardous material regulations. Pre-disposal
deployment may be considered hazardous mate ...