Test Description

WARNING: This page is about a different car, the 2002 Oldsmobile Aurora and 2001 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.

The numbers below refer to the step numbers on the diagnostic table.

7. Tests for a short to battery voltage on the active signal circuit.
8. Tests the inactive signal circuit for an open or a high resistance.
9. If any ignition switch parameters that should be inactive in the present ignition switch position are active, 2 ignition switch signal circuits may be shorted together.

Fig 1: DTC B1422 (1 Of 2)

Courtesy of GENERAL MOTORS CORP.

Fig 2: DTC B1422 (2 Of 2)

Courtesy of GENERAL MOTORS CORP.