P0284 Diagnostic Trouble Code Discussion for June 2011
Cylinder 8 Balance System Malfunction
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| Help Request | Posted | |
| 2005 Ford F-250 Super Duty XLT 6.0L Poor Idle Quality, Hesitation, Cuts out, Stall, Misfire VIN: 1FTSF21P65 P0284: Cylinder 8 Balance / Contribution. Truck starts right up cold and immediately #3cyl. shows -32% contribution at idle. Comme off idle and it changes to full contribution at about 1k rpm. Do nothing, let it idle and about 10-15 minutes later #5cyl drops out (-30 / -40%). Five to ten minutes later... |
June 16, 2011 | |
| 1999 Ford F-250 Super Duty Lariat 7.3L Poor Idle Quality, Misfire VIN: 1FTNW21F3X P0284: Cylinder 8 Balance / Contribution. Vehicle came in with a complaint of running rough at idle. Cylinders 1 and 8 contribution codes were in memory when vehicle arrived. Perform diagnostics found no aditional faults. Pass inlet restriction test and fuel psi test[75psi]. Pass buzz test and all inj... |
June 21, 2011 | |
| 1999 Ford F-250 Super Duty Lariat 7.3L Poor Idle Quality, Misfire VIN: 1FTNW21F3X P0284: Cylinder 8 Balance / Contribution. Vehicle came in with a complaint of running rough at idle. Cylinders 1 and 8 contribution codes were in memory when vehicle arrived. Perform diagnostics found no aditional faults. Pass inlet restriction test and fuel psi test[75psi]. Pass buzz test and all inj... |
June 23, 2011 |
