
Vehicle identification
FuelCatalyst 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 GENERATOR ASSEMBLY
(a) Install the wire harness clamp with the bolt.
Torque:
8.4 N·m {86 kgf·cm, 74 in·lbf}
(b) Install the 2 bolts.
Torque: ...
Air Outlet Damper Control Servo Motor Circuit (B1443/43)
DESCRIPTION
The air outlet control servo motor sends pulse signals to indicate the damper
position to the A/C amplifier. The A/C amplifier activates the motor (normal or
reverse) based on these signals to move the mode damper to any position, which contro ...