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1994 Ford Taurus GL 3.0L Poor Idle Quality, Stall, Rolling Idle
Hi all, engine idle varies between 400 & 900, with occasional stall...in Park or Neutral, when put in gear engine will either stall (not often) or more often than not idle smoothly and stable. KOEO continous code is 639 for the tss (vss works fine), scan data ...
FIX posted 3/4/2005
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Message Closed w/FIX
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6 Replies Received
6 Replies Received
Related Documents & Media | VIN | 1FALP57U8R |
| Engine | 3.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / EFI |
| Emissions | EECIV |
| Symptoms | Poor Idle Quality, Stall, Rolling Idle |
| Occurs | Idle |
Trouble Codes
| P0412 | Secondary Air Solenoid Circuit Malfunction |
| P0639 | No Turbine shaft speed output |
Message Closed w/FIX
Vehicle Data
1994 Ford Taurus GL
| VIN | 1FALP57U8R |
| Engine | 3.0 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / EFI |
| Emissions | EECIV |
| Symptoms | Poor Idle Quality, Stall, Rolling Idle |
| Occurs | Idle |
Trouble Codes
| P0412 | Secondary Air Solenoid Circuit Malfunction |
| P0639 | No Turbine shaft speed output |
Video