Other information:
System Operation
Comprehensive Component Monitor (CCM)
The
comprehensive component monitor (CCM) checks for concerns in any
powertrain electronic component or circuit that provides input or output
signals to the PCM that can affect emissions and is not monitored by another OBD
monitor. Inputs and outputs are, at a minimum, monitored for circuit
continuity or correct range of values. Where..
NOTE:
The engine running diagnostic mode is a hybrid powertrain
control module strategy which is separate from the normal operating
strategy. The specifics described here are applicable only to the
power-split hybrid variants. When in this mode, the engine is running
and does not turn off, as it does during normal operation. The engine
RPM may be increased to the desired speed as the vehicl..