1. Check resistance between the terminals of the SRS simulator lead C. There should be 1.0 Ω or less.

Is the resistance as specified?

YES | - | Faulty SRS unit or poor contact at SRS unit connector A (28P) and the SRS unit, check the connection between SRS unit connector A (28P) and the SRS unit. If the connection is OK, replace the SRS unit. ■
NO | - | Open or increased resistance in the dashboard wire harness; replace the dashboard wire harness.■