Tailpipe Emissions Test (Without ETCS)

Tailpipe Emissions Test

1.Start the engine. Hold the engine at 3,000 rpm with no load (in Park or neutral) unti the radiator fan comes on, then let it idle.

2.Connect a tachometer.

3.Check the idle speed.

4.Warm up and calibrate the CO meter according to the meter manufacturer¢s instructions.

5.Check idle CO with the headlights, heater blower, rear window defogger, cooling fan, and air conditioner off.

The CO meter should indicate 0.1 % maximum.