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1993 Jeep Grand Cherokee Limited 5.2L Poor Idle Quality, Misfire
This Jeep misfires on cyl. 5&8 at idle and under load. Secondary igntion is firing fine. We have check plugs and wires to be sure. Injector pulse width and signature test good according to my Vantage. (See above specs.) Compression and vacuum is within specs. ...
FIX posted 6/17/2002
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Related Documents & Media | VIN | 1J4GZ78Y6P |
| Engine | 5.2 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD I |
| Symptoms | Poor Idle Quality, Misfire |
| Occurs | Always, Under Load, on Accel |
Trouble Codes
| 27 | Injector fault |
Message Closed w/FIX
Vehicle Data
1993 Jeep Grand Cherokee Limited
| VIN | 1J4GZ78Y6P |
| Engine | 5.2 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / SEFI |
| Emissions | OBD I |
| Symptoms | Poor Idle Quality, Misfire |
| Occurs | Always, Under Load, on Accel |
Trouble Codes
| 27 | Injector fault |
Video