COMPONENTS
ILLUSTRATION
ILLUSTRATION
DisassemblyDtc Check / Clear
DTC CHECK / CLEAR
1. CHECK DTC
(a) Connect the Techstream to the DLC3.
(b) Turn the ignition switch to ON.
(c) Turn the Techstream on.
(d) Enter the following menus: Body Electrical / (desired system) / Trouble Codes.
(e) Check the details of the DTC(s) ...
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 ...
Calibration
CALIBRATION
1. DESCRIPTION
(a) Follow the chart below to perform calibration.
Parts to be Replaced
Necessary Operation
Brake actuator assembly (Skid control ECU)
Perform engine variant learning
2. ...