Understanding the Role and Functionality of the Spiral Cable Sub-Assembly ?

The Spiral Cable Sub-Assembly is a critical component within the steering system, primarily associated with the airbag, horn, and other steering wheel controls. This part serves as the communication bridge, maintaining electrical connectivity between the steering wheel and the rest of the vehicle while allowing for the steering wheel's rotational movement. Without this flexible yet robust connection, many of the steering wheel functions would be compromised or entirely unavailable. The spiral cable ensures that safety features like the airbag are ready to deploy when needed, providing peace of mind for drivers and passengers alike.

How It Works ?

Positioned within the steering column, the spiral cable consists of a flat ribbon cable coiled in a housing that unfurls and refurls as the steering wheel is turned. This mechanism ensures that the electrical signals are uninterrupted by steering motion. It is engineered to withstand several turns in each direction, maintaining a stable and reliable connection, pivotal for modern vehicles' electronic steering wheel systems.

Consequences of a Malfunctioning Spiral Cable ?

If the spiral cable becomes damaged or broken, drivers may experience a range of problems, such as an illuminated airbag warning light, loss of steering wheel controls, or a non-functional horn. These issues not only disrupt comfort and convenience but also elevate safety risks by potentially disabling the airbag or other critical systems. Prompt replacement upon detecting any of these symptoms is crucial to restore full functionality and safety. Ignoring these signs can lead to more serious electrical failures or safety system malfunctions.

Compatibility

• Alphard/Vellfire/Hv
• Auris
• C-Hr
• Camry/Aurion/Hv
• Corolla/Auris
• Hiace
• Hiace/Regiusace
• Noah/Voxy
• Noah/Voxy/Esquire
• Prius Phv
• Rav4