LEMON Manuals: Even more car manuals for everyone
Home >> American Motors >> 1982 >> Spirit Base, 2D Hatchback, 4.2L Eng VIN C, Automatic Trans >> Repair and Diagnosis >> Engine Mechanical >> Auxiliary Emission Control Systems >> Air Injection Systems >> Testing >> Air Control Circuit

Air Control Circuit

  1. Follow procedures outlined in Air By-Pass Circuit in this article to step 4  ). If air is not being exhausted from base of diverter valve, inspect air pump for proper operation.
  2. If air exhausts from both ports of air control valve, replace air control valve and retest system. If air exhausts only from port "B", remove vacuum hose and check for vacuum during the first 30 seconds of operation. If no vacuum is present, replace air control valve and retest. If vacuum is present, test upstream solenoid as described in Computerized Emission Control article in this section. 
  3. If air exhaust from control valve is normal, see procedure outlined in step 6  ) of Air By-Pass Circuit Test in this article. 
scientia non olet · About LEMON Manuals