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1999 Ford F-150 5.4L Poor Idle Quality, Surge, Stall
This vehicle came in after autozone told him he needed a mass airflow sensor for a P0171 lean code he had. He said he replaced the mass airflow sensor and relized it made no real difference and brought it to me. There is no codes pending or present at this tim...
FIX posted 11/30/2010
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Message Closed w/FIX
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14 Replies Received
14 Replies Received
Related Documents & Media | VIN | 1FTRF17Z5X |
| Engine | 5.4 L / 8 cyl / BI-FUEL |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / gas or propane |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Surge, Stall |
| Occurs | Always, Intermittently |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P1131 | Electric Vacuum Pump System Related PGM-FI Sensor Signal Malfunction |
| P1137 | Heated Oxygen Sensor (Bank 1 Sensor 2) Low Voltage In Power Enrichment |
| P1151 | Fuel Rail Pressure - Maximum Positive Deviation |
| P1157 | Air Fuel Sensor (Bank 1 Sensor 1) Line High Voltage |
Message Closed w/FIX
Vehicle Data
1999 Ford F-150
| VIN | 1FTRF17Z5X |
| Engine | 5.4 L / 8 cyl / BI-FUEL |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / gas or propane |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Surge, Stall |
| Occurs | Always, Intermittently |
Trouble Codes
| P0171 | Fuel System Too Lean (Bank 1) |
| P1131 | Electric Vacuum Pump System Related PGM-FI Sensor Signal Malfunction |
| P1137 | Heated Oxygen Sensor (Bank 1 Sensor 2) Low Voltage In Power Enrichment |
| P1151 | Fuel Rail Pressure - Maximum Positive Deviation |
| P1157 | Air Fuel Sensor (Bank 1 Sensor 1) Line High Voltage |
Video