Civic Hatchback L4-1488cc 1.5L SOHC (D15A2) 3V Carb (1987)
Air/Fuel Mixture: Specifications
Fig. 11 Propane enrichment specification chart
Note: Idle mixture cannot be adjusted on fuel injected engines. On carbureted engines, idle mixture adjustment should only be performed after
diagnosis has revealed no other faults, or if carburetor has been overhauled. A propane enrichment tool is necessary to accurately adjust idle
mixture. See Adjustment section for procedure.