Comparision Standard Engine - VALVETRONIC

BMW Group Service Training International Trainer Conference March 2001 N42-Engine Comparision Standard Engine - VALVETRONIC Vacum occur in the Intake System Direct Load control by the Valve BMW Group International Trainer Conference March 2001 Service Training N42-Engine 120 340 110 320 100 300 90 280 80 260 70 240 N 42B 18 60 50 220 200 Torque [Nm] Output [kW] Full load diagram M43B19 UL/N42B18 M 43B 19 U L 40 180 30 160 20 140 10 120 100 1000 2000 3000 4000 5000 Engine speed [rpm] 6000 7000 BMW Group International Trainer Conference March 2001 Service Training N42-Engine 120 340 110 320 100 300 90 280 80 260 70 N 42B 20 60 240 220 M 43B 19 O L 50 200 40 180 30 160 20 140 10 120 100 1000 2000 3000 4000 5000 Engine speed [rpm] 6000 Torque [Nm] Output [kW] Full load diagram M43B19 OL/N42B20 7000 BMW Group International Trainer Conference March 2001 Service Training N42-Engine Function of the DISA Index Erklärung Sliding sleeve Electric motor Trottle valve connection Intake system short intakepath: path: long intake BMW Group Service Training International Trainer Conference March 2001 N42-Engine 99 88 88 VANOS reset adjustment Index 88 1010 Explanation Top view of VANOS unit Side view of VANOS unit Hole for hydraulics in camshaft, pressure channel B Solenoid valve Oil pump, engine Engine oil from oil pump Engine oil from oil pump Index Explanation Pressure channel A Pressure channel B 10 Reservoir return in cylinder head BMW Group Service Training Index International Trainer Conference March 2001 Explanation N42-Engine Index Explanation Housing with crown gear Rotor Front plate Back plate Torsion spring Blade Lock spring 10 Spring Retaining plate for lock spring 11 Pressure channel A Locking pin 12 Pressure channel B BMW Group International Trainer Conference March 2001 Service Training N42-Engine N42 timing diagram 120° h 120° 60° 60° m m 0 m m m m 9.7 mm m m m m m m 106° 356° 364° 606° KW m m 0° O T 40° 80° 120° 160° 200° 240° 280° 320° 360° 400° 440° 480° 520° 560° 600° 640° 680° 720° U T O T 250° U T O T 258° Normal position Intake VANOS Normal position Exhaust VANOS Maximum adjustment Intake VANOS Maximum adjustment Exhaust VANOS BMW Group Service Training International Trainer Conference March 2001 N42-Engine BMW Group Service Training International Trainer Conference March 2001 N42-Engine BMW Group International Trainer Conference March 2001 Service Training N42-Engine Valve lift control diagram with intake VANOS adjustment v a r i av ba er vil aa br iea l b e l 120° h 60° m m 0 m m 356° 606° m m 280° va ria b e l m m m m m m va ria b e l m m m m m m K W 320° 360° O T 400° 440° 480° 520° 250° U T 560° 600° 640° 680° 720° O T Retard setting intake VANOS, max valve lift Intake VANOS adjusted variably Valve lift adjusted variably Advance setting intake VANOS, max valve lift Intake VANOS adjusted variably Valve lift adjusted variably Intake VANOS adjusted variably Valve lift minimum 10 BMW Group Service Training International Trainer Conference March 2001 N42-Engine Hams Hall 11 BMW Group Service Training International Trainer Conference March 2001 N42-Engine Hams Hall 12 BMW Group Service Training International Trainer Conference March 2001 N42-Engine Hams Hall 13 BMW Group Service Training International Trainer Conference March 2001 N42-Engine Hams Hall 14 ... Exhaust VANOS BMW Group Service Training International Trainer Conference March 2001 N42-Engine BMW Group Service Training International Trainer Conference March 2001 N42-Engine BMW Group International... BMW Group Service Training International Trainer Conference March 2001 N42-Engine Hams Hall 11 BMW Group Service Training International Trainer Conference March 2001 N42-Engine Hams Hall 12 BMW. .. 4000 5000 Engine speed [rpm] 6000 Torque [Nm] Output [kW] Full load diagram M43B19 OL/N42B20 7000 BMW Group International Trainer Conference March 2001 Service Training N42-Engine Function of the