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Forum: Tech Help

11-18-2014, 02:37 AM

Replies: 14

93 300e 2.8 failed emissions ..need help

Views: 1,349

Posted By Argospete

I am getting high hydrocarbon readings at idle...

I am getting high hydrocarbon readings at idle and co levels are passing. Car runs smooth at idle. It was a cold rainy day today and the fumes and smoke from the exhaust were strong. But once I put...

Forum: Tech Help

11-17-2014, 04:07 PM

Replies: 14

93 300e 2.8 failed emissions ..need help

Views: 1,349

Posted By Argospete

I just changed the oxygen sensor and put some...

I just changed the oxygen sensor and put some fresh 93 octane gas and a bottle of injection cleaner. I take test and I failed:(.....The hyrdocrabon levels are still too high at idle..the normal is...

Forum: Tech Help

09-27-2014, 12:29 PM

Replies: 14

93 300e 2.8 failed emissions ..need help

Views: 1,349

Posted By Argospete

I think I am going to go ahead and replace the...

I think I am going to go ahead and replace the oxygen sensor and see if it passes. I have had two mechanics look at the car already and cant give an answer without trial and error and start replcaing...

Forum: Tech Help

09-27-2014, 12:59 AM

Replies: 14

93 300e 2.8 failed emissions ..need help

Views: 1,349

Posted By Argospete

Tried the guarantee crc to pass and did not work....

Tried the guarantee crc to pass and did not work. At idle the hydrocarbons are double and the co level is above the limit at idle...I have spent a lot of money on this car in the past 2 years and...

Forum: Tech Help

09-24-2014, 02:29 PM

Replies: 14

93 300e 2.8 failed emissions ..need help

Views: 1,349

Posted By Argospete

93 300e 2.8 failed emissions ..need help

My 93 300 e just failed.emissions for the 3rd time in one year. Hydrocarbons are too high at idle??. It passes the other testing. What do I need to do to pass?? Cat has been replaced and plugs only...

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