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1999 Ford F-150 Lariat 5.4L Poor Idle Quality, Hesitation, Cuts out, Stall
Hello gents, Hopefully someone out there has run into this before. This '99 F150 will sometimes rev up the RPMs on it's own. Sometimes it will die at idle and sometimes it has a hesitation when leaving a stop. We replaced the PCM about 6 months ago because of ...
Summary posted 7/22/2004
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Related Documents & Media | VIN | 1FTRX17L4X |
| Engine | 5.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SFI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Hesitation, Cuts Out, Stall |
| Occurs | Intermittently |
Trouble Codes
| U1027 | Engine RPM Missing/Invalid |
| U1262 | Data Circuit Malfunction |
Message Closed w/Summary
Vehicle Data
1999 Ford F-150 Lariat
| VIN | 1FTRX17L4X |
| Engine | 5.4 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SFI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Hesitation, Cuts Out, Stall |
| Occurs | Intermittently |
Trouble Codes
| U1027 | Engine RPM Missing/Invalid |
| U1262 | Data Circuit Malfunction |
Video