Climate system controls
See also:
What is an Onboard Diagnostic System (OBD II)?
OBD II is part of your vehicle's computerized
engine management system. It stores diagnostic
information about your vehicle's emission
controls. It can light the Check Engine light
(MIL) if it ...
Limitations
In certain situations, DAC may provide warnings
even if the driver’s driving pattern has not
become erratic.
• if the driver is testing the LDW function
• in strong crosswinds
• on grooved road ...
The Federal Clean Air Act – U.S.
The Federal Clean Air Act requires vehicle
manufacturers to furnish written instructions to
the ultimate purchaser to assure the proper
servicing and function of the components that
control emissi ...