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Home >> Pontiac >> 1987 >> J2000/Sunbird L4-121 2.0L >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Testing and Inspection >> Scan Tool Testing and Procedures >> Port Fuel Injection Models >> Function Selector Positions >> CCP - Canister Purge
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CCP - Canister Purge



Display reads status of ECM command for canister purge solenoid. Reading of ``on'' indicates ECM signal to solenoid. On some systems, duty cycle is displayed from 0-100 percent.