190D 2.5 (201.126) L5-2.5L DSL (602.911) (1987)
19. Disconnect red 10-pin plug connection (arrow).
20. Tie string to red 10-pin plug of control unit and route connecting cable through the front wall pillar with the aid of this string.
21. Check system using tester. See Test Program, Tests. refer to the section entitled "Test Instructions for Tester..."See: Restraint Systems/Testing and
Inspection/Component Tests and General Diagnostics
NOTE:
Revised test: Test steps 2, 6 and 7 outlined in the testing procedures for this system are no longer required only after the installation of a modified
control unit part number 004 820 11 10. Keep this in mind when performing step 21 of this procedure.
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Connect test coupling/plug connection, airbag, 10-pin (X29/9).
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Switch on ignition. The RS or SRS warning lamp must go out after approx. 4 s.
22. Continue installation in the reverse sequence.
23. Check system with the aid of the RS warning lamp.
C1 Reserve Power Source
N24 Voltage Transformer
After the installation of a modified airbag control unit (airbag 1/3) part no. 004 820 11 10 the following supplementary jobs will be necessary:
Table
1. In addition to modified control unit, install either line A or line B (table) depending on what control unit was installed in the vehicle.
2. Additional Work (To be performed in addition to replacing control unit):