Having problems with your 1989 Mercedes-Benz 190 ?
My 1989 mercedes 2.6 has a problem when i give it gas tends to be sluggish. every part from tank to fuel dis to injctors have beem done. when i try to ajust fuel my Lamba needles stay at .4 and does not move but the idle does change could this be a computer or overprotection relay. please help
Repair Help & Product Troubleshooting for 1989 Mercedes-Benz 190
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