Other information:
Removal
NOTE:
Removal steps in this procedure may contain installation details.
NOTE:
If installing a new module, it is necessary to
upload the module configuration information to the diagnostic scan tool
prior to removing the module. This information must be downloaded into
the new module after installation.
Carry out the PMI procedure for the DDM .
Refer to: Module Configura..
System Operation
Air Fuel Ratio Imbalance Monitor
The air fuel ratio imbalance monitor is an on board diagnostic strategy designed to monitor the air fuel ratio.
Air Fuel Ratio Imbalance Monitor — Heated Oxygen Sensor (HO2S) Monitor
The air fuel ratio imbalance monitor estimates the cylinder to
cylinder air fuel ratio difference using the universal HO2S
high frequency signal. The high ..