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Test Z: DTC B2986 - Deployable Steering Column Circuit Short To Ground
PINPOINT TEST Z: DTC B2986 - DEPLOYABLE STEERING COLUMN CIRCUIT SHORT TO GROUNDLamp Fault Codes (LFCs)
The following LFC indicate the specific fault associated with DTC B2986:
Normal Operation
As part of the supplemental restraint system (SRS), the vehicle is equipped with a deployable steering column. The restraints control module (RCM) will deploy (collapse) the steering column during a frontal collision when seat position information and other parameters reach predetermined limits.
The RCM checks the deployable steering column circuits for faults. If the RCM detects a short to ground on either circuit, it will store DTC B2986 in memory, flash LFC 12-9 on the air bag warning indicator.
- DTC B2986 Deployable Steering Column Circuit Short to Ground - If the RCM detects a short to ground on the deployable steering column circuits, it will set this DTC.
This pinpoint test is intended to diagnose the following:
- Wiring, terminals or connectors
- Deployable steering column
- RCM
Z1-Z3:
Z3-Z5:
