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What are these codes?

Old 07-22-2004, 11:14 PM
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Default What are these codes?

Like the title says,

What are these codes and what do I have to fix to no longer get them.

P0446 EVAP

P1860 TCC PWM Solenoid Circuit

Thanks!
Old 07-23-2004, 12:44 PM
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Originally Posted by Trans Am WS6 RGS
Like the title says,

What are these codes and what do I have to fix to no longer get them.

P0446 EVAP

P1860 TCC PWM Solenoid Circuit

Thanks!
Don't know but I have the P0446 EVAP code.
Old 07-23-2004, 01:03 PM
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Originally Posted by WS6HUMMER
Don't know but I have the P0446 EVAP code.
Is your car running right?

I am not 100% certain but I think it has something to do with the ignition.

Along with that code I got:

Last Test:Failed
This Ignition: Failed MIL Req
Since CC Passed & Failed, History

I have no idea what that means
Old 07-23-2004, 04:35 PM
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the code is: Evaporative Emission Control System Vent Control Circuit.
Old 07-24-2004, 05:34 PM
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Originally Posted by grumpy768
the code is: Evaporative Emission Control System Vent Control Circuit.
Hey thanks!

Now I just need to figure out what exactly I need to do to fix that.


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