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1980 Porsche 911 SC 3.0L Poor Idle Quality, Hesitation, Surge, Cuts out, Stall
Vehicle runs lean off idle. O2 signal stays constant at idle then goes lean at 3000RPM. Source voltage found at frequency valve but no switching. Replaced fuel distributor - made little change. DME relay has power. Engine runs well then runs lean (backfires th...
FIX posted 5/10/1998
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| VIN | 91A0141483 |
| Engine | 3.0 L / 6 cyl |
| Emissions | CA EMISSIONS |
| Symptoms | Poor Idle Quality, Hesitation, Surge, Cuts Out, Stall |
| Occurs | Cold, Hot, on Accel, Intermittently |
| Misc. | Us Model |
Message Closed w/FIX
Vehicle Data
1980 Porsche 911 SC
| VIN | 91A0141483 |
| Engine | 3.0 L / 6 cyl |
| Emissions | CA EMISSIONS |
| Symptoms | Poor Idle Quality, Hesitation, Surge, Cuts Out, Stall |
| Occurs | Cold, Hot, on Accel, Intermittently |
| Misc. | Us Model |
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