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1978 Mercedes-Benz 450SL 4.5L Poor Idle Quality
Hello All, Engine runs rough (too rich) when cold, Control pressure spec is low when cold (20psi), leaning out mixture works but when it warms up it is too lean. Control pressure is also low (20psi) just after startup (after 10-20 minutes sitting). Con...
FIX posted 6/18/1999
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Message Closed
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| VIN | 1070441204 |
| Engine | 4.5 L / 8 cyl |
| Symptoms | Poor Idle Quality |
| Occurs | Cold, Idle |
Message Closed
Vehicle Data
1978 Mercedes-Benz 450SL
| VIN | 1070441204 |
| Engine | 4.5 L / 8 cyl |
| Symptoms | Poor Idle Quality |
| Occurs | Cold, Idle |
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