P1409 Diagnostic Trouble Code Discussion for January 2025
EGR Valve (Stepper Motor) Circuit Malfunction
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| Help Request | Posted | |
| 1997 Ford Taurus GL 3.0L Poor Idle Quality, Surge, lean VIN: 1FALP52U9V P1409: EGR vacuum reg control. ... and is running very lean. Will idle but when giving some Throttle it will die. If the maf is unplugged it will run. But not well. Idle will surge. Can even drive it. Only codes are P1504 idle air control. P1409 EGR vacuum reg control. With maf plug... |
January 21, 2025 | |
| 1997 Ford Taurus GL 3.0L Poor Idle Quality, Surge, lean VIN: 1FALP52U9V P1409: EGR vacuum reg control. ... and is running very lean. Will idle but when giving some Throttle it will die. If the maf is unplugged it will run. But not well. Idle will surge. Can even drive it. Only codes are P1504 idle air control. P1409 EGR vacuum reg control. With maf plug... |
January 21, 2025 | |
| 1997 Ford Taurus GL 3.0L Poor Idle Quality, Surge, lean VIN: 1FALP52U9V P1409: EGR vacuum reg control. ... and is running very lean. Will idle but when giving some Throttle it will die. If the maf is unplugged it will run. But not well. Idle will surge. Can even drive it. Only codes are P1504 idle air control. P1409 EGR vacuum reg control. With maf plug... |
January 22, 2025 |
