Monday, October 9, 2017

Constant adjustment of exhaust camshaft of left cylinder bank in direction 'Retarded' (P0019)

Constant adjustment of exhaust camshaft of left cylinder bank in direction 'Retarded' (P0019)
Constant adjustment of exhaust camshaft of left cylinder bank in direction 'Retarded' (P0019)
Possible cause:
­ Y49/6 (Left camshaft exhaust solenoid)
­ Camshaft position 'Exhaust'
Affected functions:
­
Engine diagnosis
­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­
Test 1: Check component Y49/6 (Left camshaft exhaust solenoid).
Test 2: Check assignment of signals from Hall sensors 'Camshafts' and 'Crankshaft'.
1. Check component Y49/6 (Left camshaft exhaust solenoid).
Test 1.1: Test actuation of component Y49/6 (Left camshaft exhaust solenoid).
Test 1.2: Test current consumption of component Y49/6 (Left camshaft exhaust solenoid).
1.1. Test actuation of component Y49/6 (Left camshaft exhaust solenoid).
Test prerequisite
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­
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Engine at idle
Vehicle stationary
Coolant temperature > 80? C2010 Mercedes Benz E 63 AMG Sedan (212.077) V8­6.3L (156.985)
Copyright ? 2013, ALLDATA
10.52SS
­ Time since engine start> 60 s
Status of relevant actual value:
­ Temperature of coolant:Warning! Communication with ECU required.
Note
­ After the actuation it may be necessary to erase the fault memory!
Proceed to 'Actuation' with F2
1.2. Test current consumption of component Y49/6 (Left camshaft exhaust solenoid).
Figure legend
­ A ­ConnectionTest cable 35­pin socket box
­ 001 ­Sockets of component N3/10 (ME­SFI [ME] control unit)
­ 05 ­35­pin socket box
­ 050 ­126­pin socket box
­ 108 ­Test cable 266 589 01 63 00
­ N3/10 (ME­SFI [ME] control unit)
­ II 1­63ConnectionTest cable
­ III 64­126ConnectionTest cable
Warning!
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­
Connection A of test cable 108 may NOT be connected to connection B of the 126­pin socket box (050).
Test sequence
­ Switch off ignition.
­ Connect socket box (126­pin) to component N3/10 (ME­SFI [ME] control unit).
­ Measure direct current with multimeter between sockets [F.4] 100 and [M.95] 95 of the 126­pole socket box tester.
­ Switch on ignition.
Testing of maximum power consumption may be conducted for no longer than 5 s.Specified value
­ Amperage[1.0...1.8] A
Question
­
Is the measurement value OK?
Page 2802010 Mercedes Benz E 63 AMG Sedan (212.077) V8­6.3L (156.985)
Copyright ? 2013, ALLDATA
10.52SS
Page 281
YES
The measurement value is OK.End of test
NO
The measurement value is not OK.Possible cause and remedy
­ K40/4f43 (Fuse 43)
­ Line from component Y49/6 (Left camshaft exhaust solenoid) to component Z7/35 (Circuit 87 M1e connector sleeve)
­ Line from component Y49/6 (Left camshaft exhaust solenoid) to component N3/10 (ME­SFI [ME] control unit)
­ Y49/6 (Left camshaft exhaust solenoid)
End of test
2. Check assignment of signals from Hall sensors 'Camshafts' and 'Crankshaft'.
Check assignment of signals from Hall sensors 'Camshafts' and 'Crankshaft'.
Figure legend
­ A ­ConnectionTest cable 35­pin socket box
­ 001 ­Sockets of component N3/10 (ME­SFI [ME] control unit)
­ 05 ­35­pin socket box
­ 050 ­126­pin socket box
­ 108 ­Test cable 266 589 01 63 00
­ N3/10 (ME­SFI [ME] control unit)
­ II 1­63ConnectionTest cable
­ III 64­126ConnectionTest cable
Warning!
­ Connection A of test cable 108 may NOT be connected to connection B of the 126­pin socket box (050).
Continue to test with button F22010 Mercedes Benz E 63 AMG Sedan (212.077) V8­6.3L (156.985)
Copyright ? 2013, ALLDATA
10.52SS
Page 282
Figure legend
­ 1Signal from component B6/5 (Right intake camshaft Hall sensor)
­ 2Signal from component B6/7 (Right exhaust camshaft Hall sensor)
­ 3Signal from component B6/4 (Left intake camshaft Hall sensor)
­ 4Signal from component B6/6 (Left exhaust camshaft Hall sensor)
­ 5Signal from component B70 (Crankshaft Hall sensor)
Test prerequisite
­ Voltage supply is o.k.
Test sequence
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­
­
­
Switch off ignition.
Connect socket box (126­pin) to component N3/10 (ME­SFI [ME] control unit).
ConnectionMeasuring system
Component B6/5 (Right intake camshaft Hall sensor):(A7) Observe oscilloscope pattern between sockets [M16] 16 and [M.57] 57 of
the 126­pole socket box tester. (A.1)
­ Component B6/7 (Right exhaust camshaft Hall sensor):(A7) Observe oscilloscope pattern between sockets [M16] 16 and [M.10] 10
of the 126­pole socket box tester. (A.2)
­ Component B6/4 (Left intake camshaft Hall sensor):(A7) Observe oscilloscope pattern between sockets [M16] 16 and [M.56] 56 of
the 126­pole socket box tester. (A.3)
­ Component B6/6 (Left exhaust camshaft Hall sensor):(A7) Observe oscilloscope pattern between sockets [M16] 16 and [M.34] 34
of the 126­pole socket box tester. (A.4)
­ Component B70 (Crankshaft Hall sensor):(A7) Observe oscilloscope pattern between sockets [M16] 16 and [M.81] 81 of the
126­pole socket box tester. (A5)
­ Start engine.
­ Enter the settings as shown in the right­hand diagram.
Specified value
­ Measuring system
Note
­
Measuring system:Communication with ECU required