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DTC / Descrip‐ tion Monitor Strategy Descrip‐ tion Malfunction Crite‐ ria and Threshold Value Secondary Parame‐ ters with Enable Conditions Monitor‐ ing Time Length MIL Il‐ lum. Component Diag‐ nostic Procedure • O2S front 0.90 – 1.10 [-] • or calibrated • Case 1: @ canister purge per driving cycle >= n.a. g • Case 2: ister purge and MAF per cylinder >= 0.00 [-] • Or sampling rate >= 20.00 % • And mass @ canister purge valve >= 31.9 g • Depending on AAT: • AAT >= 30° C 0.20 [-] • Or C • Canister load <= 0.20 [-] • Or 0.20 [-] P0444 EVAP System Purge Control Valve "A" Cir‐ cuit Open EVAP Purge Valve Open Cir‐ cuit • Output voltage, lower range >= 1.92 – 2.21 V • Output voltage, upper range (hardware val‐ ues) <= 2.85 – 3.25 V • Engine start not active • Engine running opening signal (PWM) > 3.13; <= 98.83 % • Actuator com‐ manded off • 2.0 s tinu‐ ous • 2 DCY – Check the EVAP Canister Purge Regulator Valve 1 - N80- . Refer to . GTI 2014 ➤ Generic Scan Tool - Edition 04.2015 3. Diagnosis and Testing 293 |