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Home >> Mercedes Benz >> 2001 >> ML430 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P1681: Crash Signal >> Testing Procedure
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Testing Procedure

Connect DVOM between ME-SFI control module connector "A" terminal No. 8 (socket box terminal No. 8) and ME-SFI control module connector "D" terminal No. 16 (socket box terminal No. 48). Turn ignition on. Voltage should be less than one volt. If voltage is okay, test is complete. If voltage is not okay, possible causes are wiring harness failure or check and diagnose trouble codes in air bag system. See appropriate AIR BAG RESTRAINT SYSTEMS article in lemon-25(R) AIR BAG SERVICE & REPAIR MANUAL, DOMESTIC & IMPORTED MODELS.