2011 Chevrolet Aveo Owner's Manual - Page 128

5-16 Instruments and Controls . Emissions Inspection and Maintenance Programs Some state/provincial and local governments may have programs to inspect the on-vehicle emission control equipment. For the inspection, the emission system test equipment is connected to the vehicle's Data Link Connector (DLC). the critical emission control systems have not been completely diagnosed by the system. This can happen if the battery has recently been replaced or if the battery has run down. The diagnostic system evaluates critical emission control systems during normal driving. This can take several days of routine driving. If this has been done and the vehicle still does not pass the inspection, your dealer can prepare the vehicle for inspection. If the warning light comes on, there is a brake problem. Have the brake system inspected right away. Metric English { WARNING The brake system might not be working properly if the brake system warning light is on. Driving with the brake system warning light on can lead to a crash. If the light is still on after the vehicle has been pulled off the road and carefully stopped, have the vehicle towed for service. The DLC is under the instrument panel near the steering wheel. See your dealer if assistance is needed. The vehicle may not pass inspection if: . Brake System Warning Light The vehicle brake system consists of two hydraulic circuits. If one circuit is not working, the remaining circuit can still work to stop the vehicle. For normal braking performance, both circuits need to be working the Malfunction Indicator Lamp is on with the engine running, or if the light does not come on when the ignition is turned to ON/RUN while the engine is off.