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B0020

Overview

Code

B0020

Code Type

B

Code Class

B0

System

Airbag

Severity Level

High

Emissions Related

false

Drivability Impact

None

Diagnostic Protocol

CAN

Freeze Frame Useful

false

Code Definition

Diagnostic trouble code B0020 indicates a fault in the driver frontal airbag deployment loop

Symptoms

Airbag warning light

Overview applies to this diagnostic code.

Affected Systems

On This Page

  • Code Definition

  • Symptoms

  • Affected Systems

  • Possible Causes

  • Diagnostic Steps

  • Drive Safety Notes​

More Resources

Supplemental restraint system

Possible Causes

Clock spring fault

Diagnostic Steps

1 Inspect clock spring 2 Check deployment circuit

Drive Safety Notes

Airbag may not deploy

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