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1988 Jaguar XJS C 5.3L Poor Idle Quality, Hesitation, Cuts out, Misfire
This car starts and runs fine for the first 15-20 minutes. The idle then starts to get rough and under any acceleration it will backfire through the intake and exhaust. If we add brake clean to the intake it will work ok for a minute or two. The car is leaning...
FIX posted 9/30/2016
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13 Replies Received
13 Replies Received
Related Documents & Media | VIN | SAJNL504XJ |
| Engine | 5.3 L / 12 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | Fuel Injection / MPI |
| Emissions | OBD1 |
| Symptoms | Poor Idle Quality, Hesitation, Cuts Out, Misfire |
| Occurs | Hot, on Accel, After a Hot Soak |
Message Closed w/FIX
Vehicle Data
1988 Jaguar XJS C
| VIN | SAJNL504XJ |
| Engine | 5.3 L / 12 cyl / GAS |
| Trans | 3-speed Automatic |
| Delivery | Fuel Injection / MPI |
| Emissions | OBD1 |
| Symptoms | Poor Idle Quality, Hesitation, Cuts Out, Misfire |
| Occurs | Hot, on Accel, After a Hot Soak |
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