Manufacturer Code Charts: 2024

Y32 (Air pump switchover valve) (P0412, P0413, P0414)


Possible cause:

- Y32 (Air pump switchover valve)
Affected functions:

- Engine diagnosis

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Test 1: Check component Y32 (Air pump switchover valve).

1. Check component Y32 (Air pump switchover valve).

Test 1.1: Actuate component Y32 (Air pump switchover valve).

Test 1.2: Test current consumption of component Y32 (Air pump switchover valve).

1.1. Actuate component Y32 (Air pump switchover valve).
Test sequence

- Ignition ON
- Actuate component Y32 (Air pump switchover valve).(Actuate with key F2.)


Warning!Communication with ECU required.

1.2. Test current consumption of component Y32 (Air pump switchover valve).
Test prerequisite

- Fuse N10/1f23 (Fuse 23) is OK.
- The actuation was not okay.
Test sequence

- Switch off ignition.
- Connect socket box (126-pin) to component N3/10 (ME-SFI [ME] control unit).
- Measure direct current with multimeter between sockets (3.4) 37 and (3.27) 60 of the 126-pole socket box tester.
- Switch on ignition.
Specified value

- Component Y32 (Air pump switchover valve) is heard to operate.
- Amperage[0.3...0.5] A
Question

- Is the measurement value OK?


YES
The measurement value is OK.End of test

NO
The measurement value is not OK.Possible cause and remedy

- Voltage supply of component Y32 (Air pump switchover valve)
- Lines to component Y32 (Air pump switchover valve)
- Y32 (Air pump switchover valve)
End of test