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1987 Lincoln Mark VII LSC 5.0L Excessive Emissions, Poor Idle Quality, Surge, Poor Fuel Economy
Car came in flooding after short warm up (after closed loop). Black smoke is seen coming out of tail pipes. EGR was stuck open, repared. Better idle, but still flooding. Checked MAP; OK— also substituted known good MAP. Ckecked vacum at map; ok. Checked HEGO a...
FIX posted 2/16/2001
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| VIN | 1LNBM93MXH |
| Engine | 5.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / SEFI |
| Emissions | US FEDERAL |
| Symptoms | Excessive Emissions, Poor Idle Quality, Surge, Poor Fuel Economy |
| Occurs | Hot |
| Misc. | Lsc, 302 Ho |
Trouble Codes
| 42 | hego rich |
| 92 | hego rich |
Message Closed w/FIX
Vehicle Data
1987 Lincoln Mark VII LSC
| VIN | 1LNBM93MXH |
| Engine | 5.0 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / SEFI |
| Emissions | US FEDERAL |
| Symptoms | Excessive Emissions, Poor Idle Quality, Surge, Poor Fuel Economy |
| Occurs | Hot |
| Misc. | Lsc, 302 Ho |
Trouble Codes
| 42 | hego rich |
| 92 | hego rich |
Video