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Home >> Volvo >> 2004 >> S40 Base, 1.9 27 >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Ignition And Control Systems - Specifications, Electrical/Electronic (644 Body) >> Parameter Table. Engine Management System (Ems2000) (B4204T3; 2004) >> Description of parameters >> EVAP pulse ratio
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EVAP pulse ratio

Measurement range 0 -100%

Canister purge (CP) valve opening.

The higher the value, the more open the valve and the quicker the canister can be vented.

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