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Home >> Volvo >> 1991 >> 240 SE, AW70L >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Self-Diagnostics - Turbo System >> Entering Self-Diagnostics >> Control Function No. 3 (Testing Turbo System Components)
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Control Function No. 3 (Testing Turbo System Components)

This function tests turbo system components with engine stopped. It consists of afunction cycle in which diagnostic system activates components. You find out if component is working by listening or putting a hand on it when it is activated.