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1996 Ford Mustang GT 4.6L Poor Idle Quality, MIL Lamp on
Please help! This car has multiple problems. Has been to several shops, now it is my turn. Idles OK till it goes into closed loop, then it has a slight rythmic lope, idles rough. P1151 is for HO2S21 not switching, is correcting rich for a lean condition. R&R H...
FIX posted 10/10/2009
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Message Closed w/FIX
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9 Replies Received
9 Replies Received
Related Documents & Media | VIN | 1FALP42X2T |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, MIL Lamp On |
| Occurs | Hot, Idle |
Trouble Codes
| P1151 | Fuel Rail Pressure - Maximum Positive Deviation |
| P1409 | EGR Valve (Stepper Motor) Circuit Malfunction |
Message Closed w/FIX
Vehicle Data
1996 Ford Mustang GT
| VIN | 1FALP42X2T |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 5-speed Standard |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, MIL Lamp On |
| Occurs | Hot, Idle |
Trouble Codes
| P1151 | Fuel Rail Pressure - Maximum Positive Deviation |
| P1409 | EGR Valve (Stepper Motor) Circuit Malfunction |
Video