plymouth Workshop Repair Guides

Plymouth Workshop Service and Repair Manuals

Air/Fuel Mixture > < Idle Speed|Specifications|Page 2316
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Idle Speed: Adjustments

1989-90 4 cyl.:  Connect DRB-II to "check engine" connector.  Disconnect PCV valve and install special tool C-5004 (0.125" orifice) to PCV hose. 
Start engine and switch DRB to "Min. Airflow Idle Spd."  If minimum throttle body airflow is not correct, throttle body must be replaced.

Air/Fuel Mixture > < Idle Speed|Specifications|Page 2316