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Discussion Starter · #1 ·
Hi,

Dodge Charger 2006

Airbag light is on, horn does not work, although cruise control does work.

Mechanic gave me an Airbag code B1B02 and a Check Engine code P0420.

Dodge wants to charge me $150 per diagnostic (one for the airbag and one for the check engine) but I figured from the googling I done, the airbag is likely to be the clockspring because of the fact the horn doesn't work as well. But I wanted to confirm that, because the cruise control works, does that rule out the clock spring being the issue?

Also, any suggestions for the P0420 code?
 

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IDK, sounds like a column electrical connection issue to me. The clockspring by itself doesn't make sense to me as being the root cause.
 

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Hi,

Also, any suggestions for the P0420 code?
P0420 is Converter efficiency is low.

Catalyst System Efficiency Below Threshold. The catalyst system being referred to is your three-way catalytic converter; so the catalytic converter is not working properly (i.e. it's not efficient). So, to really simply things let's just say that the efficiency of the catalytic converter and/or exhaust pipe and/or O2 sensor is not so great.

Regards,
Brian
BND Automotive LLC:driving:
440-821-9040
www.bndautomotive.com
 

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If you have a telescoping steering column, see if retracting it (pushing it closer to the dash, away from the driver) makes any difference. Sometimes the electrical harness to the clockspring is stretched *just* a bit too far when the wheel is fully telescoped towards the driver.

It's been a while since I've had it apart, but I think that the cruise control lever is on the "back" side of the clockspring, closer to the dashboard, while the horn, airbag, and steering wheel audio controls are on the "front" side of the clockspring and have to pass through it to work. That's probably why the cruise control still works. If retracting the steering column doesn't fix the problem, I'd suspect a bad clockspring.
 
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