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Tank pressure sensor diagnosis : Short circuit to positive or open circuit (P0453)

P0453
Tank pressure sensor diagnosis : Short circuit to positive or open circuit (P0453)
Possible cause:2010 Mercedes Benz E 63 AMG Sedan (212.077) V8­6.3L (156.985)
Copyright ? 2013, ALLDATA
10.52SS
Page 829
­ B4/3 (Fuel tank pressure sensor)
Affected functions:
­
Engine diagnosis
­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­
Test 1: Check component B4/3 (Fuel tank pressure sensor). ( Valid for (USA) )
1. Check component B4/3 (Fuel tank pressure sensor). ( Valid for (USA) )
Test 1.1: Check component B4/3 (Fuel tank pressure sensor) by means of actuation.
Test 1.2: Check power supply of component B4/3 (Fuel tank pressure sensor).
1.1. Check component B4/3 (Fuel tank pressure sensor) by means of actuation.
Figure legend
­ 019Vacuum tester
­ bPurge line from activated charcoal canister to component Y58/1 (Purge control valve)
­ Y58/1 (Purge control valve)
Test sequence
­
­
­
­
Switch off ignition.
Detach purge line to activated charcoal filter at component Y58/1 (Purge control valve) and connect vacuum tester to purge line.
Switch on ignition.
Actuate component Y58/4 (Activated charcoal canister shut­off valve).(Operate pushbutton F2.)
Warning!Communication with ECU required.
1.2. Check power supply of component B4/3 (Fuel tank pressure sensor).
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 box2010 Mercedes Benz E 63 AMG Sedan (212.077) V8­6.3L (156.985)
Copyright ? 2013, ALLDATA
10.52SS
Page 830
­ 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).
Test prerequisite
­ The actual value is not o.k.
­ The power supply of component N3/10 (ME­SFI [ME] control unit) is OK.
Test sequence
­ Switch off ignition.
­ Connect socket box (126­pin) to component N3/10 (ME­SFI [ME] control unit).
­ Measure direct voltage with multimeter between sockets [ F.9 ] 105 and [ F.22 ] 118 of the 126­pole socket box tester.
­ Switch on ignition.
Specified value
­ Voltage[4.7...5.3] V
Question
­
Is the measurement value OK?
YES
The measurement value is OK.Further possible causes of fault
­ Check lines from component N3/10 (ME­SFI [ME] control unit) to component B4/3 (Fuel tank pressure sensor).
­ B4/3 (Fuel tank pressure sensor)
End of test
NO
The measurement value is not OK.Possible cause and remedy
­
Check lines from component N3/10 (ME­SFI [ME] control unit) to component B4/3 (Fuel tank pressure sensor).2010 Mercedes Benz E 63 AMG Sedan (212.077) V8­6.3L (156.985)
Copyright ? 2013, ALLDATA
­ N3/10 (ME­SFI [ME] control unit)
End of test

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Location: 25828 195th Ave, New Ulm, MN 56073, USA

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