P2027

Y101 (Divert air switchover valve)

Test 1: Check component Y101 (Divert air switchover valve).

1. Check component Y101 (Divert air switchover valve).

Test 1.1: Actuate component Y101 (Divert air switchover valve).

Test 1.2: Test current consumption of component Y101 (Divert air switchover valve).

1.1. Actuate component Y101 (Divert air switchover valve).
Warning!Communication with ECU required.

1.2. Test current consumption of component Y101 (Divert air switchover valve).
Test prerequisite

- Actuation is not OK.
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 [2.11] 20 of the 126-pole socket box tester.
- Switch on ignition.
Specified value

- 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

- Check lines from component N3/10 (ME-SFI [ME] control unit) to component Y101 (Divert air switchover valve).
- Y101 (Divert air switchover valve)