Action Taken

DERM turns on INFLATABLE RESTRAINT indicator light.

NOTE: Test numbers refer to test numbers on diagnostic chart. For circuit number identification, see WIRING DIAGRAMS.

This test determines whether fault is in steering column or deployment loop.
Checks for a short to voltage in circuit No. 347.
Determines if fault is short to voltage on circuit No. 341.
Checks whether steering column fault is due to short to voltage in inflator module wiring or in SIR coil assembly wiring.

WARNING: To avoid air bag deployment and injury when trouble shooting system, only use test equipment specified in diagnostic charts.

Fig 1: Flowchart, Code 25 - Short To Battery In Steer. Col.(1 of 2)

Courtesy of GENERAL MOTORS CORP.